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STMPS2171STR from ST/PBF,ST Microelectronics

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STMPS2171STR

Manufacturer: ST/PBF, ST

Enhanced single channel power switches

Partnumber Manufacturer Quantity Availability
STMPS2171STR ST/PBF, ST 12954 In Stock

Description and Introduction

Enhanced single channel power switches The **STMPS2171STR** is a power switch manufactured by **STMicroelectronics**. Here are the key specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** STMicroelectronics  
- **Type:** Power Switch  
- **Output Configuration:** High Side  
- **Operating Voltage:** 2.7V to 5.5V  
- **Continuous Current (Iout):** 2A  
- **On-Resistance (Rds(on)):** 80mΩ (typical)  
- **Fault Protection:** Overcurrent, Thermal Shutdown  
- **Package:** SOT23-5L  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The **STMPS2171STR** is a **high-side power switch** designed for **USB power management** and **hot-swap applications**.  
- It integrates **N-channel MOSFETs** with low Rds(on) for efficient power distribution.  
- Includes **built-in protection** against overcurrent and thermal overload.  

### **Features:**  
- **Low Quiescent Current** in standby mode  
- **Fast Short-Circuit Response**  
- **Controlled Rise Time** to reduce inrush current  
- **Reverse Current Blocking**  
- **Enable Logic Control** (Active High)  
- **RoHS Compliant**  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Enhanced single channel power switches

Alternative Part Number

  • TPS2051BDBVR --: Pin-compatible high-side power switch with similar current rating and enable control, widely available and a common drop-in for STMPS2171.
  • MIC2026-1YM --: Dual-channel current-limiting power distribution switch offering comparable functionality and protection features in a similar package.
  • AP2171WG-7 --: Single-channel current-limited high-side switch with similar voltage and current specs, suitable as a functional replacement.

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