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STMICROELECTRONICS STMPS2171MTR High-Current Power Switch

The STMPS2171 power switch is a high-current, high-side N-channel MOSFET device designed for heavy-capacitive loads and short-circuit conditions. It features thermal and short-circuit protection, automatic fault handling, and a low standby current of 12 pA. Operating from 2.7 to 5.5 V, it includes undervoltage lockout, reverse current blocking, and UL recognition. Suitable for power distribution in consumer electronics, industrial equipment, and automation, it offers automatic recovery from thermal shutdown and overcurrent faults, ensuring reliability and safety.

Authorized Distributors
Source:Newark
Part No:STMPS2171MTR
Stock:376
Inv Date:06-11-2026
Price: Unit price: $0.958
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Source:DigiKey
Part No:STMPS2171MTR
Stock:5884
Inv Date:06-11-2026
Price: Unit price: $0.91
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Part No:STMPS2171MTR
Stock:3982
Inv Date:06-12-2026
Price: Unit price: $0.93
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Part No:STMPS2171MTR
Stock:283
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS STMPS2171MTR High-Current Power Switch Specifications:

  • Rated continuous current: 1000 mA
  • Supply voltage: 2.7 to 5.5 V
  • Switch ON resistance: 135 mΩ at 5 V, 140 mΩ at 2.7 V (SO-8 package)
  • Standby supply current: 12 pA maximum
  • Thermal shutdown threshold: approximately 145 °C
  • Junction operating temperature: -40 to 125 °C
  • ESD protection level: 8 kV
  • Reverse current blocking when switch off
  • Overcurrent limit: approximately 150-190 A in short circuit
  • Fault blanking time: 10 ms for current faults
  • UL recognized components, UL file number: E354278
  • Package: MSOP8, SO-8, or SOT23-5L options
  • Thermal resistance: MSOP8 (220 °C/W), SO-8 (160 °C/W), SOT23-5L (191 °C/W)

Buy the STMicroelectronics STMPS2171 – Reliable Power Switch for Industrial Applications

Experience unmatched reliability with the high-current power switch designed for industrial and consumer electronics. Featuring thermal protection, short-circuit prevention, and low standby current, it ensures safe operation in demanding environments. Easy integration with 2.7 to 5.5 V operating range, UL recognition, and reverse current blocking make it ideal for distributing power to capacitive loads and short-circuit prone applications. Purchase the STMPS2171 online today—engineered for durability, safety, and high performance in your power management systems.

Get STMicroelectronics STMPS2171 today—built for heavy loads, long-lasting durability, and safe power distribution.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STMPS2171MTR?

You can click on the BUY or RFQ button to purchase STMPS2171MTR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STMPS2171MTR?

You can download the STMPS2171MTR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STMPS2171MTR?

STMICROELECTRONICS

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