RT9731A Datasheet (Richtek) - Dual Channel Precision Adjustable Current Limited Power Switch

RT9731A, Dual Channel Precision Adjustable Current Limited Power Switch

The RT9731A/B is a dual channel power distribution switch intended for applications where precision current limiting is required or heavy capacitive loads and short circuits are encountered.

This device offers a programmable current limit threshold between 560mA and 2.8A (typ.) per channel via an ex

RT9731A Features

* 2.5V to 5.5V Input Voltage Range

* Two Separate Current Limiting Channels

* Meets USB Current Limiting Requirements

* Adjustable Current Limit from 560mA to 2.8A

* ±7.5% Current Limit Accuracy at 2.8A

* Two 44mΩ High Side MOSFETs

* 2μA Maximum Standby Supply Current