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RT9728AHGE The RICHTEK RT9728AHGE is a P-channel power distribution switch designed for USB applications. It offers a 1.3A maximum output current and a low RdsOn of 120mOhm.
Mfr Part #:

RT9728AHGE

Available from 2 distributors
Mfr Name: Richtek
Richtek
The RICHTEK RT9728AHGE is a P-channel power distribution switch designed for USB applications. It offers a 1.3A maximum output current and a low RdsOn of 120mOhm.
✓ Total Stock: 67,781 pcs
$ Price Range: $0.32

RT9728AHGE Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
61,368 pcs
On Request
61368 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
6,413 pcs
On Request
6413 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

RT9728AHGE 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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RT9728AHGE Description

Short technical summary and product information.

The RICHTEK RT9728AHGE is a P-channel power distribution switch suitable for various power management applications. It operates with a load voltage range of 2.5V to 5.5V and provides a maximum output current of 1.3A. The switch features a low typical RdsOn of 120mOhm, ensuring efficient power delivery.

 

Designed with an On/Off interface and a non-inverting input, this device includes a status flag and fault protection capabilities such as adjustable current limiting, over-temperature protection, and undervoltage lockout (UVLO). The RT9728AHGE is housed in a compact SOT-23-6 surface-mount package, making it ideal for space-constrained designs.

 

Its operating temperature range is -40°C to 85°C (TA), and it is configured as a high-side switch with a 1:1 input-to-output ratio. This component is classified under Power Distribution Switches and Load Drivers, fitting within the broader Power Management IC category.

RT9728AHGE Quick Information

Product Type: Power Distribution Switch
Canonical Name: RT9728AHGE Power Distribution Switch
Subcategory: Load Driver

RT9728AHGE Compliance

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

RT9728AHGE Estimated Pricing

Qty Low High
1+ $0.32 $0.32

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

RT9728AHGE Features

  • P-channel power distribution switch.
  • 1.3A maximum output current.
  • Low 120mOhm typical RdsOn.
  • Includes status flag and fault protection.
  • Compact SOT-23-6 surface-mount package.

RT9728AHGE Applications

  • Ideal for USB power management.
  • Suitable for load switching applications.
  • Provides overcurrent protection.
  • Enables efficient power control.

RT9728AHGE FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output current rating of the RT9728AHGE?

The maximum continuous output current is 1.3A.

What is the typical on-resistance of the RT9728AHGE?

The typical on-resistance is 120mOhm.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package is the RT9728AHGE available in?

The device is available in a surface-mount SOT-23-6 package.

What fault protection features does the RT9728AHGE include?

It includes adjustable current limiting, over-temperature protection, and under-voltage lockout (UVLO).

What is the load voltage range for the RT9728AHGE?

The load voltage range is 2.5V to 5.5V.

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