STMPS2151STR The STMPS2151STR is a single-channel power switch IC from STMicroelectronics. It offers a 5.5V maximum supply voltage and a 500mA maximum output current.
Mfr Part #:

STMPS2151STR

Available from 6 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMPS2151STR is a single-channel power switch IC from STMicroelectronics. It offers a 5.5V maximum supply voltage and a 500mA maximum output current.
Total Stock: 543,355 pcs
$ Price Range: $0.32

STMPS2151STR Available from 6 distributors

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STMPS2151STR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Fault Protection
Height
Input Type
Interface
Lead Style
Length
Mounting Type
Number of Channels
Number of Inputs
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Package Quantity
Ratio
Rds On (Typ)
Supplier Device Package
Switch Type
Voltage
Width

STMPS2151STR Description

Short technical summary and product information.

The STMPS2151STR is a power management integrated circuit (PMIC) from STMicroelectronics, categorized as a power distribution switch. It is designed for applications requiring a single-channel N-channel power switch.

 

Key electrical specifications include a wide operating supply voltage range from 2.7V to 5.5V, with a nominal input voltage of 5V. The device can deliver up to 500mA of output current. Its on-state resistance is typically 90mOhm, with a maximum of 130mOhm. The quiescent supply current is low, at a maximum of 40uA, and power dissipation is limited to 32.5mW.

 

Fault protection features are integrated to enhance reliability, including current limiting (fixed), over-temperature protection, reverse current protection, and undervoltage lockout (UVLO). The interface is controlled via an On/Off signal, and the output configuration is high-side.

 

Mechanically, the STMPS2151STR is housed in a compact SOT-23-5 package, suitable for surface mounting. Its dimensions are 1.3mm in height, 1.75mm in width, and 3mm in length. The operating temperature range is from -40°C to 125°C.

STMPS2151STR Quick Information

Product Type: Power Management IC
Canonical Name: STMPS2151STR Power Management IC
Subcategory: Load Driver

STMPS2151STR Compliance

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

STMPS2151STR Estimated Pricing

Qty Low High
1+ $0.32 $0.32

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

STMPS2151STR Features

  • Single channel N-channel power switch.
  • Operates from 2.7V to 5.5V supply.
  • Provides up to 500mA output current.
  • Low 90mOhm typical on-resistance.
  • Includes over-temperature and reverse current protection.

STMPS2151STR Applications

  • Ideal for power switching applications.
  • Suitable for battery-powered devices.
  • Used in portable electronic equipment.
  • Provides load protection features.

STMPS2151STR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the STMPS2151STR?

The operating voltage range is 2.7V to 5.5V, with a nominal voltage of 5V.

What package options are available for the STMPS2151STR?

The STMPS2151STR is available in SOT-23-5, SC-74A, and SOT-753 packages.

What is the operating temperature range?

-40°C to 125°C.

What is the maximum output current?

500mA.

What fault protection features does it have?

Current limiting (fixed), over temperature, reverse current, and UVLO.

What is the typical on-resistance?

90mOhm typical, 130mOhm maximum.

What is the supply current?

40µA maximum.

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