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RT9624B 是專為一般 MOSFET 驅動的應用和高性能 CPU VR 驅動能力設計的高頻、同步整流的單相 MOSFET 驅動器。RT9624B 可提供 4.5V 到 13.2V 的VCC 。適用的功率級VIN範圍為 5V 至 24V 。RT9624B 內置一個內部電源開關來代替外部靴帶式二極體。RT9624B 開關頻率最高可達 500kHz ,且同時具有 UGATE 和 LGATE 的驅動電路,能支援同步整流 DC/DC 轉換器的應用。擊穿保護 (Shoot Through Protection) 是用來防止上下橋間功率開關的擊穿現象。RT9624B 具有三態 PWM 輸入、關機和 EN 輸入關機功能,可以強制驅動器輸出低的 UGATE 和 LGATE 信號。RT9624B 封裝為小尺寸 8 引腳封裝,封裝類型有:SOP- 8、SOP- 8 (裸露焊盤) 和 WDFN-8L 3x3 封裝。
可驅動兩個 N-MOSFET
擊穿保護
內嵌靴帶式二極體
支援高開關頻率
快速輸出上升時間
用來關閉輸出的三態 PWM 輸入
始能控制 (Enable Control)
SOP-8、SOP-8 (裸露焊盤) 和 8-腳位 WDFN 封裝
符合 RoHS 標準及不含鹵素
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