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RT9742 是用於 USB 應用的低成本、低壓高側功率開關,同時具備低導通電阻和低電流消耗的特性。它集成了過流保護電路、短路電流折返電路、熱關機保護電路和欠壓鎖定保護電路以實現所有的保護功能,有故障指示輸出可向USB控制器指示故障狀態,還集成了延時功能以防止衝擊電流所造成的誤操作。它是 USB 電源應用的理想選擇,也同時支援其它靈活的應用,其封裝形式有 TSOT-23-5、TSOT-23-5 (FC)與SOT-23-3。
70mΩ/55mΩ(典型值) N-MOSFET 開關
工作電壓範圍:2.7V~6V
具有反向電流阻止能力
欠壓鎖定保護
可消除抖動的故障指示
具有電流折返特性的過熱保護
過流保護
短路保護
UL認證編號:E219878
Nemko認證編號:NO87949
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