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RT9742QGJ5 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

RT9742QGJ5 product

RT9742QGJ5

MOSFETs - Single

Power SwitchUSBRichtek

The RT9742QGJ5 is a 500mA high-side power switch designed for USB applications, featuring low 70mΩ resistance and comprehensive protection circuits.

Best for

  • USB power distribution
  • Notebook PC peripherals

Avoid if

  • Applications requiring >500mA continuous current

Check before use

  • Thermal dissipation requirements for the TSOT-23-5 package

Key specifications

Input Voltage
2.7V to 6V
Output Current
500mA
On-Resistance
70mΩ

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

USB PeripheralsNotebook PCs

Datasheet

DS9742-03.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for RT9742QGJ5: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a single N-MOSFET high-side power switch IC optimized for self-powered and bus-powered USB applications.