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RTQ7882-QT 是一款 USB Type-C Power Delivery (USBC PD) 与 PWM 升降压控制器，具备高度整合功能与灵活性，适用于 USB PD 供电端应用。此 IC 内嵌 ARM Cortex-M0 MCU，可处理通讯协定、PWM 转换器智慧控制、韧体式保护与客制化功能等各种功能。此 IC 亦具备硬体式保护，例如电感峰值电流限制、VBUS 过压保护 (VBUS OVP)、VIN 欠压保护 (VIN UVP)、VIN 过压保护 (VIN OVP)、VO 欠压保护 (VO UVP) 与 VCONN 过电流保护，使保护功能具有更快速的响应，且即使 MCU 未启动时仍可运作。RTQ7882-QT 可透过最少外部元件与简易 PCB 布局，为 USB-PD 供电端应用提供优异的 USB PD 解决方案。建议接面温度范围为 −40°C 至 125°C，环境温度范围为 −40°C 至 105°C。
RTQ7882-QT 电路图
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<div class="spec-list"><ul class="lv1"><li>AEC-Q100 Grade 2 Qualified </li><li>Protocol Support <ul class="lv2"> <li></li><li>USB PD3.2 SPR, PPS, and AVS (TID 8011) </li><li>UFCS Certification Passed (UFCS00040) </li></ul> </li><li>Operating Ambient Temperature: -40°C to 105°C </li><li>Type-C, USB PD and Communication ProtocolsC <ul class="lv2"> <li></li><li>Compliant with USB PD 3.2 Specification, USB Type-C Cable and Connector Specification 2.4 </li><li>V<sub>CONN</sub> Output 100mW </li><li>Support Alternate Mode </li><li>Support Other Proprietary Communication Protocols through Internal MCU, DP, and DM Pins </li></ul> </li><li>Integrated PWM Buck-Boost Controller <ul class="lv2"> <li></li><li>Wide Input Voltage Range: 4.5V to 30V </li><li>Wide Output Voltage Range: 3.3V to 21V </li><li>Peak-Current Mode PWM Operation </li><li>Internal Compensation for Constant Voltage (CV), and Constant Current (CC) </li><li>Programmable PWM Switching Frequency (200kHz to 600kHz) </li><li>Pulse-Skipping Mode for Light-Load Efficiency; Selectable Forced CCM Operation </li></ul> </li><li>AnyPower for Constant Voltage Output and Constant Current Output </li><li>PD Safe <ul class="lv2"> <li></li><li>Adjustable Converter Input Overcurrent Protection (INOC) </li><li>Fast Response VIN OVP/UVP Detection </li><li>Programmable VBUS OVP and VO UVP </li><li>Fast Response OVP for CC1/2 and D+/D- Pins </li><li>Adjustable External OTP/Internal OTP </li><li>CC1/2 Output Current Limit </li><li>CC1/2, D+/D- 25V Tolerant </li></ul> </li><li>Cable Voltage Drop Compensation for VBUS </li><li>Switching Frequency Synchronization for Better EMI </li><li>Adjustable Gate Drive Current for Better EMI </li><li>Firmware-Based Functions <ul class="lv2"> <li></li><li>VIN De-Rating and Power Sharing </li></ul> </li></ul></div>
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RTQ7882-QT 订购信息
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<div class="spec-list"><ul class="lv1"><li>Automotive USB Type-C Power Delivery Charger </li></ul></div>
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