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Product Spec Banner
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RT8159 是一款雙通道 DC/DC 電源控制器，專為具備 12V 電源輸入的雙輸出應用而設計。此元件整合一組同步整流降壓 PWM 控制器及一組低壓差線性穩壓器控制器，可提供完整且高效率的多路電源解決方案。 其中，降壓 PWM 控制器採用電壓模式控制架構，並支援外部補償設計，以提供良好的穩定度與動態響應性能。產品內建高、低側 MOSFET 閘極驅動器及自舉二極體，可有效減少外部元件數量並簡化電路設計。MOSFET 驅動器可提供 12V 閘極驅動電壓，使高側及低側 MOSFET 均能維持高效率運作，進一步提升整體電源轉換效率。 線性穩壓器控制器則可驅動外部 N 型 MOSFET，適用於低功率應用需求，並提供彈性的電源配置能力。 RT8159 還具備多項實用功能，包括可調式振盪器頻率、內建軟啟動功能、快速暫態響應、欠壓保護、啟用/停用控制，以及針對 PWM 輸出的過電流保護功能，可提升系統可靠性與操作安全性。 憑藉高度整合的架構設計與完整功能，RT8159 可為使用者提供體積精簡、高效率且具成本效益的電源管理解決方案。
RT8159 電路圖
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<div class="spec-list"><ul class="lv1"><li>Single 12V Bias Supply </li><li>Support Dual Channel Power Conversion <ul class="lv2"> <li></li><li>Synchronous Rectified Buck PWM Controller </li><li>Linear Regulator Controller </li></ul> </li><li>Both Controllers Drive Low Cost N-MOSFETs </li><li>Adjustable Oscillator Frequency up to 1MHz with 230kHz Free-Running Frequency </li><li>Enable/ Disable Control </li><li>Integrated MOSFET Drivers and Bootstrap Diode </li><li>Internal Reference Voltage Accuracy <ul class="lv2"> <li></li><li>PWM Controller : ±1% </li><li>LDO Controller : ±2% </li></ul> </li><li>External Compensation for PWM Controller </li><li>Under Voltage Protection for Both Outputs </li><li>Low Side MOSFET R<sub>DS(ON)</sub> Current Sense </li><li>RoHS Compliant and Halogen Free </li></ul></div>
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RT8159 訂購資訊
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RT8159
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RT8159
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<div class="spec-list"><ul class="lv1"><li>Graphic Card GPU, Memory Core Power </li><li>Graphic Card Interface Power </li><li>Motherboard, Desktop and Servers Chipset and Memory Core Power </li><li>IA Equipments </li><li>Telecomm Equipments </li><li>High Power DC/DC Regulators </li></ul></div>
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