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RT9742UNGJ5 The Richtek RT9742UNGJ5 is an N-Channel USB power switch designed for high-side applications. It offers a 1.5A maximum output current and operates within a load voltage range of 2.7V to 6V.
Mfr Part #:

RT9742UNGJ5

Available from 1 distributors
Mfr Name: Richtek
Richtek
The Richtek RT9742UNGJ5 is an N-Channel USB power switch designed for high-side applications. It offers a 1.5A maximum output current and operates within a load voltage range of 2.7V to 6V.
✓ Total Stock: 2,124 pcs
$ Price Range: $0.32

RT9742UNGJ5 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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Rayichip ✓
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2,124 pcs
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2124 pcs On Request 1 On Request On Request On Request On Request On Request
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RT9742UNGJ5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Fault Protection
Features
Input Type
Interface
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Ratio
Rds On (Typ)
Supplier Device Package
Switch Type
Voltage
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RT9742UNGJ5 Description

Short technical summary and product information.

The Richtek RT9742UNGJ5 is an integrated circuit functioning as a USB power switch and load driver. It features a high-side N-Channel output configuration and supports an input type that is non-inverting.

 

Key electrical specifications include a maximum output current of 1.5A and a typical Rds On resistance of 70mOhm. The device operates with a load voltage range from 2.7V to 6V. It includes essential features such as load discharge and a status flag, along with fault protection mechanisms including fixed current limiting, over-temperature protection, reverse current protection, and UVLO (Under Voltage Lockout).

 

This component is housed in a TSOT-23-5 package, suitable for surface mount applications. The operating temperature range is -40°C to 85°C (TA). The interface is controlled via an On/Off signal, and the device is designed with a 1:1 input to output ratio.

 

The RT9742UNGJ5 is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 3. It is suitable for various power management applications requiring a reliable USB switch.

RT9742UNGJ5 Quick Information

Product Type: Power Distribution Switch
Canonical Name: RT9742UNGJ5 Power Switch/Driver
Subcategory: Load Driver

RT9742UNGJ5 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

RT9742UNGJ5 Estimated Pricing

Qty Low High
1+ $0.32 $0.32

Estimated market price range - modelled values for guidance only, not live distributor offers.

RT9742UNGJ5 Features

  • N-Channel high-side USB power switch.
  • 1.5A maximum output current.
  • 70mOhm typical Rds On.
  • Includes load discharge and status flag.
  • TSOT-23-5 package for surface mounting.

RT9742UNGJ5 Applications

  • USB power management circuits.
  • Device charging and power delivery.
  • Protection for sensitive loads.
  • Portable electronic devices.

RT9742UNGJ5 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum output current for the RT9742UNGJ5?

The maximum output current for the RT9742UNGJ5 is 1.5A.

What is the Rds On (Typical) for the RT9742UNGJ5?

The typical Rds On for the RT9742UNGJ5 is 70mOhm.

What is the operating temperature range of the RT9742UNGJ5?

The RT9742UNGJ5 operates in a temperature range of -40°C to 85°C (TA).

What package type is the RT9742UNGJ5 supplied in?

The RT9742UNGJ5 is supplied in a TSOT-23-5 package.

How is the RT9742UNGJ5 mounted?

The RT9742UNGJ5 is designed for surface mount applications.

What fault protection features does the RT9742UNGJ5 offer?

The RT9742UNGJ5 includes current limiting (fixed), over temperature, reverse current, and UVLO fault protection.

What is the RoHS status of the RT9742UNGJ5?

The RT9742UNGJ5 is RoHS3 Compliant.

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