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RT4832A 是一款集成式完整电源解决方案,适用于闪光 LED 驱动器、背光 WLED 驱动器与 DSV 驱动器。闪光 LED 驱动器支持最高 2 通道 1.5A 应用。背光 WLED 驱动器支持最高 36V 输出,可用于 10 颗 WLED 应用,并提供 1024 阶 LED 电流,具对数/线性曲线。DSV 由单电感升压与反相电荷泵实现,相较于双电感方案,可为客户提供最小的开发板面积。负输出电源(CPOUT)来自升压输出(LCMOUT)。其还提供 DSV 正电压(POS),该电源噪声通过 LDO 降低。正负电压范围皆可分别以每阶 50mV 从 ±4V 编程至 ±6V。闪光升压转换器工作频率为 2MHz/4MHz。4MHz 频率解决方案可使用微小且低高度的元件。手电筒模式电流可由 25mA 至 375mA 设置,每阶 25mA。闪光模式电流范围为 100mA 至 1.5A,每阶 100mA。
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1. Purpose
<p class="MsoNormal">RT4832A is an integrated total power solution for Flash LED Driver, Backlight WLED Driver, and DSV Driver. This document explains the function and use of the RT4832A evaluation board (EVB), and provides information to enable operation, modification of the evaluation board and circuit to suit individual requirements.</p>
2. Introduction
<h3>General Product Information</h3> <p class="bady">RT4832A is an integrated total power solution for Flash LED Driver, Backlight WLED Driver, and DSV Driver. Flash LED Driver provides up to 2-CH 1.5A applications. Back Light WLED Driver supports up to 36V output for 10 WLEDs applications. And it provides 1024 steps LED current with logarithmic/linear curve. DSV is implemented by one single inductor boost and inverting charge pump, which provide customers minimum EVB Area compared to dual inductors. The negative output power (CPOUT) comes from boost output (LCMOUT). It also provides DSV positive voltage (POS), which power noise is reduce by passing though LDO. Their ranges can be programmed from ±4V to ±6V per 50mV step respectively. Flash Boost Converter operates at 2MHz/4MHz frequency. The 4MHz frequency solution allows tinny and low-profile components. Torch Mode Current can be set from 25mA to 375mA per 25mA Step. And Strobe Mode Current range is from 100mA to 1.5A per 100mA Step. </p> <p class="bady">DSV drives TFT-LCD panels up to 10” (from SFF to MFF like tablets). These two output rails are usually connected to Source Driver IC. Wide input voltage range from 2.5V to 5.5V optimizes the single-cell battery applications (Li-Ion, Ni-Li, Li-Polymer) and which symmetrical output current is up to 80mA. </p> <p class="bady">The RT4832A provides complete protection such as VIN under voltage lockout, Vin monitor protection, over current protection, over voltage protection, LED short protection, VOUT short protection and over temperature protection. </p> <p class="bady">RT4832A is available in WL-CSP-30B 2.24x2.64 (BSC) package.</p>
3. Product Feature
<ul> <li>Input Voltage Range: 2.5V to 5.5V </li> <li>Internal Soft-start, UVLO, OTP, OCP </li> <li>Typical Shutdown Current: < 1μA </li> <li>-40 to +85°C Temperature Range </li> <li>2CH Back Light LED Driver <br />♦ Drives up to 10 WLEDs in Two Strings <br />♦ External PWM Pin Control and I<sup>2</sup>C Programmable 11 bit Linear and Exponential Brightness <br />♦ LED Current Accuracy ±5% (>500μA), ±3% (>5mA) <br />♦ I<sup>2</sup>C Programmable OVP 18/22/25/29/33/36V </li> <li>2CH Flash LED Driver <br />♦ Torch Mode Current from 25mA to 375mA per 25mA Step with 2 channels <br />♦ Strobe Mode Current from 100mA to 1.5A per 100mA Step with 2 channels <br />♦ I<sup>2</sup>C Programmable Flash Safety Timer from 32msec to 1024msec per 32msec Step </li> <li>High Accurate Safety Timer ±10%, Current Accuracy ±4% (>375mA), Current Matching ±7%(>375mA) <br />♦ VIN Monitor Protection from 2.5V to 3.2V per 0.1V Step <br />♦ Selectable Input Current Limit 1.9A /2.8A <br />♦ 2MHz/4MHz Switching Frequency for Flash LED <br />♦ Flash LED1/2 Short Protection, and Output Short Protection <br />♦ Txmask Protection by Independent Pin </li> <li>DSV <br />♦ I<sup>2</sup>C Programmable Output Voltages <br />♦ Flexible Boost Voltage, POS, CPOUT Default Setting <br />♦ Regulated Voltage Output: 4V to 6V per 50mV Step <br />♦ Positive Voltage Output: 4V to 6V per 50mV Step <br />♦ Negative Voltage Output: -4V to -6V per 50mV Step <br />♦ User Selectable Output Fast Discharge Mode or Float Mode when turned off <br />♦ Independent Positive and Negative Enable Control by Two External Pins <br />♦ True Load Disconnect, OCP, and Positive/Negative SCP Function </li> </ul>
4. Key Performance Summary Table
<table border="1" cellpadding="0" cellspacing="0" class="MsoTableLightListAccent2" style="width: 510.2pt; border-collapse: collapse; border: none" width="850"> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">Key Features</p> </td> <td style="width: 65.06%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">Evaluation Board Number: PCB092_V1 </p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">Input Voltage Range</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">2.5V ~ 5.5V</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">Flash LED Strobe Current*</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">25mA ~ 375mA</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">Flash LED Torch Current*</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">0.1A ~ 1.5A</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">LED OVP Voltage*</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">18V ~ 36V</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">LED Output Current*</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">0 ~ 25mA</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">POS Voltage*</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">4V ~ 6V</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 34.94%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="34%"> <p class="ListParagraph1CxSpFirst">CPOUT Voltage*</p> </td> <td style="width: 65.06%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="65%"> <p class="ListParagraph1CxSpLast">-6V ~ -4V</p> </td> </tr> </table>
5. Bench Test Setup Conditions
<h3>Headers Description and Placement </h3> <p class="MsoNormal"> <a class="fancybox" href="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image001_en.png"> <img id="圖片 2" alt="Technical Document Image Preview" height="330" src="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image001_en.png" width="406" /></a></p> <p class="2">Carefully inspect all the components used in the EVB according to the following Bill of Materials table, and then make sure all the components are undamaged and correctly installed. If there is any missing or damaged component, which may occur during transportation, please contact our distributors or e-mail us at <a class="link" href="mailto:evb_service@richtek.com">evb_service@richtek.com</a>.</p>
6. Test Points
<p class="MsoNormal">The EVB is provided with the test points and pin names listed in the table below.</p> <table border="1" cellpadding="0" cellspacing="0" class="MsoTableLightListAccent2" style="width: 510.2pt; border-collapse: collapse; border: none" width="850"> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="23CxSpFirst">Test point/</p> <p class="23CxSpMiddle">Pin name</p> </td> <td style="width: 22.72%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="23CxSpMiddle">Signal</p> </td> <td style="width: 62.1%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="23CxSpLast">Comment (expected waveforms or voltage levels on test points)</p> </td> </tr> <tr style="height: 1.0cm"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="15%"> <p class="ListParagraph1CxSpFirst">VIN</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="22%"> <p class="ListParagraph1CxSpLast">Input voltage</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="62%"> <p class="MsoNormal">Power input. Support 2.5V to 5.5V Input Voltage. Must bypass with a suitable large ceramic capacitor at this pin.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">LCMOUT</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Enable test point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">DSV boost converter output pin.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">POS</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Output point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">DSV positive output pin.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">CPOUT</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Output point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">DSV negative output pin.</p> </td> </tr> <tr style="height: 1.0cm"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="15%"> <p class="ListParagraph1">LCMSW</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="22%"> <p class="MsoNormal">Switch node test point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="62%"> <p class="MsoNormal">Switching node of DSV boost converter. Connect a 2.2μH inductor between LCMSW and VIN.</p> </td> </tr> <tr style="height: 1.0cm"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="15%"> <p class="ListParagraph1">LEDSW</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="22%"> <p class="MsoNormal">Switch node test point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="62%"> <p class="MsoNormal">Switch node of boost converter. Connect a 4.7μH to 10μH inductor between LEDSW and VIN.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">LEDOUT</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Output point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Backlight boost converter output pin.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">LED1</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Input point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Backlight current sink 1. </p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">LED2</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Input point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Backlight current sink 2.</p> </td> </tr> <tr style="height: 1.0cm"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="15%"> <p class="ListParagraph1">Flash SW</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="22%"> <p class="MsoNormal">Switch node test point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="62%"> <p class="MsoNormal">Drain connection for internal N-MOSFET and synchronous P-MOSFET switches. Connect a 0.47μH to 1μH inductor between FlashSW and VIN.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">Flash OUT</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Output point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Flash boost converter output pin.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">FLASHILED1S</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Output point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Flash current source 1.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1">FLASHILED2S</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="MsoNormal">Output point</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Flash current source 2.</p> </td> </tr> <tr style="height: 17.0pt"> <td style="width: 15.18%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="15%"> <p class="ListParagraph1CxSpFirst">GND</p> </td> <td style="width: 22.72%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="22%"> <p class="ListParagraph1CxSpLast">Ground</p> </td> <td style="width: 62.1%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="62%"> <p class="MsoNormal">Ground.</p> </td> </tr> </table>
7. Power-up & Measurement Procedure
<p class="MsoListParagraph">1. Connect input power (2.5V < V<sub>IN</sub> < 5.5V) and connect the EN pin to H level for the chip enable.</p> <p class="MsoListParagraph">2. The slave address is 7b’0x11. Check the register table and modify it if need.</p> <p class="MsoListParagraph">3. Write 0x0C = 0x48 to enable the DSV. Write 0x0A = 0x19 to enable backlight. Write 0x0A = 0x02 to enable flash LED.</p>
8. Schematic, Bill of Materials & Board Layout
<h3>EVB Schematic Diagram</h3> <h3> <a class="fancybox" href="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image002_en.jpg"> <img id="圖片 8" alt="Technical Document Image Preview" border="0" height="553" src="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image002_en.jpg" width="851" /></a></h3>
9. Bill of Materials
<table border="1" cellpadding="0" cellspacing="0" class="MsoNormalTable" style="border-collapse: collapse; border: none" width="850"> <tr style="height: 17.0pt"> <td style="width: 18.62%; border: solid #009EB8 1.0pt; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">Reference</p> </td> <td style="width: 5.2%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">Qty</p> </td> <td style="width: 24.02%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">Part number</p> </td> <td style="width: 18.92%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">Description</p> </td> <td style="width: 21.3%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">Package</p> </td> <td style="width: 11.94%; border: solid #009EB8 1.0pt; border-left: none; background: #009EB8; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">Manufacture</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal"><a name="_Toc409666848">U1</a></p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">RT4832AWSC</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">Boost Converter</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">WL-CSP-30B 2.24x2.64</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">RICHTEK</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">C32, C37, C38, C39</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">4</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">GRM188R61C475KAAJD</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">4.7µF/16V/X5R/0603</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">C-0603</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">MuRata</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">C33</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">C1608X5R1E105KT000E</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">1µF/25V/X5R/0603</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">C-0603</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">TDK</p> </td> </tr> <tr style="height: 1.0cm"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="18%"> <p class="MsoNormal">C36, C40, C48, C53, C55, C59, C60</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="5%"> <p class="MsoNormal">7</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="24%"> <p class="MsoNormal">CGA4J3X5R1H475K125AB</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="18%"> <p class="MsoNormal">4.7µF/50V/X5R/0805</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="21%"> <p class="MsoNormal">C-0805</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="11%"> <p class="MsoNormal">TDK</p> </td> </tr> <tr style="height: 1.0cm"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="18%"> <p class="MsoNormal">C44, C45, C46, C47, C51, C56</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="5%"> <p class="MsoNormal">6</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="24%"> <p class="MsoNormal">C2012X5R1C106KT</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="18%"> <p class="MsoNormal">10µF/16V/X5R/0805</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="21%"> <p class="MsoNormal">C-0805</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 1.0cm" width="11%"> <p class="MsoNormal">TDK</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">C49</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">0603B103K500</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">10nF/16V/X7R/0603</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">C-0603</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">WALSIN</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">D1</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">SS14</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">SS14</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">D-D</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">PANJIT</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">D6, D8</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">2</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">P2000L‐W2O1‐A1J11H</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">Flash LED</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">P2O_LED_2</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">SemiLED</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">L3</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">NR4018T100M</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">10µH</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">4.0*4.0</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">TAIYO YUDEN</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">L5</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">NR4018T2R2M</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">2.2µH</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">4.0*4.0</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">TAIYO YUDEN</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">L6</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">NR4018T1R0N</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">1µH</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">4.0*4.0</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">TAIYO YUDEN</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">R12</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">WR06X1500FTL</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">150/0603/ ±1%</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">R-0603</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">WALSIN</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">R15, R16</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">2</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">WR06X1002FTL</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">10K/0603/ ±1%</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">R-0603</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">WALSIN</p> </td> </tr> <tr style="height: 17.0pt"> <td nowrap style="width: 18.62%; border: solid #009EB8 1.0pt; border-top: none; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">R23</p> </td> <td nowrap style="width: 5.2%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="5%"> <p class="MsoNormal">1</p> </td> <td nowrap style="width: 24.02%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="24%"> <p class="MsoNormal">WR06X000 PTL</p> </td> <td nowrap style="width: 18.92%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="18%"> <p class="MsoNormal">0/0603 / ±1%</p> </td> <td nowrap style="width: 21.3%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="21%"> <p class="MsoNormal">R-0603</p> </td> <td nowrap style="width: 11.94%; border-top: none; border-left: none; border-bottom: solid #009EB8 1.0pt; border-right: solid #009EB8 1.0pt; padding: 0cm 5.4pt 0cm 5.4pt; height: 17.0pt" width="11%"> <p class="MsoNormal">WALSIN</p> </td> </tr> </table>
10. PCB Layout
<p class="23CxSpFirst"> <a class="fancybox" href="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image003_en.jpg"> <img id="圖片 4" alt="Technical Document Image Preview" border="0" height="379" src="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image003_en.jpg" width="472" /></a></p> <p class="23CxSpMiddle">Top View (1<sup>st</sup> layer)</p> <p class="MsoNormal"> <a class="fancybox" href="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image004_en.jpg"> <img id="圖片 9" alt="Technical Document Image Preview" border="0" height="378" src="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image004_en.jpg" width="472" /></a></p> <p class="10">PCB Layout—Inner Side (2<sup>nd</sup> Layer)</p> <p class="MsoNormal"> <a class="fancybox" href="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image005_en.jpg"> <img id="圖片 3" alt="Technical Document Image Preview" border="0" height="378" src="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image005_en.jpg" width="472" /></a></p> <p class="10">PCB Layout—Inner Side (3<sup>rd</sup> Layer)</p> <p class="MsoNormal"> <a class="fancybox" href="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image006_en.jpg"> <img id="圖片 5" alt="Technical Document Image Preview" border="0" height="379" src="/content/dam/richtek-eds/resources/evaluation-boards/evb_rt4832awsc/html-images/image006_en.jpg" width="472" /></a></p> <p class="10">Bottom View (4<sup>th</sup> Layer)</p>
32
32
32
0
design-resources
designResourceMultipleTable
56
32
32
32
24
24
24
24
i18n(tabs.related-product.title)
relatedProductTabs
i18n(tab-item.parameter-section.title)
parameterSection
parameterSectionTab
i18n(tab-item.package-size-pin-size-section.title)
packageSizePinsSizeSection
packageSizePinsSizeSectionTab
i18n(tab-item.product-feature-section.title)
productFeatureSection
productFeatureSectionTab
24
24
24
24
buttonSeeProductDifferences
text-with-icon
right
secondary-m
tertiary
i18n(button-item.see-product-differences.button-label)
i18n(button-item.see-product-differences.button-link)
_self
false
buttonFindOtherCategory
dropdown
i18n(button-item.find-other-category.button-label)
i18n(button-item.find-other-category.button-link)
_self
category-list
32
32
32
32
scrollable-table
parameterTable
normal-table
table-group
package-size-pins-size
packageSizePinsSizeTable
productFeature
24
24
24
24
i18n(tabs.ordering-information.title)
orderingInformationTabs
i18n(tab-item.evb-section.title)
evbSection
evbSectionTab
i18n(tab-item.product-section.title)
productSection
productSectionTab
24
24
24
24
evbImageSwitcher
normal-table
card-list
evb
evbTable
productImageSwitcher
normal-table
card-list
products
productTable