RT9731B, RT9731A - Dual Channel Precision Adjustable Current Limited Power Switch

Richtek

RT9731B Datasheet Preview — This datasheet PDF includes multiple part numbers: RT9731B, RT9731A. Please refer to the document for exact specifications by model.

Datasheet Details

Part number	RT9731B, RT9731A
Manufacturer	Richtek ↗
File Size	280.00 KB
Description	Dual Channel Precision Adjustable Current Limited Power Switch
Datasheet	RT9731A-Richtek.pdf
Note	This datasheet PDF includes multiple part numbers: RT9731B, RT9731A. Please refer to the document for exact specifications by model.

RT9731B Product details

Description

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.

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.
Built-in Soft-Start.
Thin 10-Lead WDFN Package.
UL Approved.
E219878.
Nemko Approved-NO65969.
RoHS Compliant and Halogen Free.

📁 RT9731B Similar Datasheet

RT9702 - 500mA/1.1A High Side Power Switches (RichTek)
RT9702A - 500mA/1.1A High Side Power Switches (RichTek)
RT9703 - Smart Universal Power Switch (RichTek)
RT9705 - 1A Power Multiplexer (RichTek)
RT9705A - 1A Power Multiplexer (RichTek)
RT9706 - 500mA High-Side Power Switch (RichTek)
RT9709 - Integrated Over Voltage Protection Circuit (RichTek)
RT9711 - 1.5A High-Side Power Switches (Richtek Technology Corporation)

Other Datasheets by Richtek

RT9731A - Dual Channel Precision Adjustable Current Limited Power Switch
RT9736A - Low Resistance Load Switch
RT9737 - 5V Capable Low-Voltage DPDT Analog Switch
RT9701 - Power Distribution Switches
RT9705B - 1A Power Multiplexer
RT9711A - 1.5A/0.6A High-Side Power Switches

Published: Dec 5, 2023 |