Integrated Circuits (ICs)

RT9742CNGJ5F

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Richtek USA Inc.

IC PWR SWITCH N-CH 1:1 TSOT23-5

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Integrated Circuits (ICs)

RT9742CNGJ5F

Active

Richtek USA Inc.

IC PWR SWITCH N-CH 1:1 TSOT23-5

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	RT9742CNGJ5F

Current - Output (Max) [Max]	2 A
Fault Protection	Current Limiting (Fixed), Reverse Current, Over Temperature, UVLO
Features	Status Flag
Input Type	Non-Inverting
Interface	On/Off
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-40 ¯C
Output Configuration	High Side
Output Type	N-Channel
Package / Case	SOT-23-5 Thin, TSOT-23-5
Ratio - Input:Output	1:1
Rds On (Typ)	55 mOhm
Supplier Device Package	TSOT-23-5 (FC)
Switch Type	USB Switch
Voltage - Load [Max]	6 V
Voltage - Load [Min]	2.7 V
Voltage - Supply (Vcc/Vdd)	Not Required

RT9742 Series

Part	Interface	Operating Temperature [Max]	Operating Temperature [Min]	Current - Output (Max) [Max]	Fault Protection	Output Configuration	Input Type	Rds On (Typ)	Package / Case	Ratio - Input:Output	Switch Type	Voltage - Supply (Vcc/Vdd)	Voltage - Load [Max]	Voltage - Load [Min]	Mounting Type	Supplier Device Package	Output Type	Features	Number of Outputs
Richtek USA Inc. RT9742CNGJ5F	On/Off	85 C	-40 ¯C	2 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	55 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5 (FC)	N-Channel	Status Flag	1
Richtek USA Inc. RT9742DNGJ5	On/Off	85 C	-40 ¯C	2 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Status Flag	1
Richtek USA Inc. RT9742DNGJ5F	On/Off	85 C	-40 ¯C	2 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	55 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Status Flag	1
Richtek USA Inc. RT9742CGJ5	On/Off	85 C	-40 ¯C	2 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Load Discharge Status Flag	1
Richtek USA Inc. RT9742MGJ5	On/Off	85 C	-40 ¯C	1.5 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Load Discharge	1
Richtek USA Inc. RT9742JNGV	On/Off	85 C	-40 ¯C	1.8 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SC-59 SOT-23-3 TO-236-3	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	SOT-23-3	N-Channel		1
Richtek USA Inc. RT9742GNGJ5	On/Off	85 C	-40 ¯C	1 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Status Flag	1
Richtek USA Inc. RT9742ENGJ5	On/Off	85 C	-40 ¯C	1.5 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Status Flag	1
Richtek USA Inc. RT9742FNGJ5	On/Off	85 C	-40 ¯C	1.5 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	70 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Status Flag	1
Richtek USA Inc. RT9742GGJ5F	On/Off	85 C	-40 ¯C	1 A	Current Limiting (Fixed) Over Temperature Reverse Current UVLO	High Side	Non-Inverting	55 mOhm	SOT-23-5 Thin TSOT-23-5	1:1	USB Switch	Not Required	6 V	2.7 V	Surface Mount	TSOT-23-5	N-Channel	Load Discharge Status Flag	1

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 0.00

Description

General part information

RT9742 Series

Power Switch/Driver 1:1 N-Channel 2A TSOT-23-5 (FC)

Documents

Technical documentation and resources