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ST2052BDR from ST,ST Microelectronics

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ST2052BDR

Manufacturer: ST

CURRENT LIMITED POWER DISTRIBUTION SWITCHES

Partnumber Manufacturer Quantity Availability
ST2052BDR ST 10000 In Stock

Description and Introduction

CURRENT LIMITED POWER DISTRIBUTION SWITCHES The ST2052BDR is a synchronous step-down DC-DC converter manufactured by STMicroelectronics.  

**Specifications:**  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Voltage Range:** 0.8V to 12V (adjustable)  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SO-8  

**Descriptions:**  
The ST2052BDR is a high-efficiency, synchronous buck converter designed for applications requiring a regulated low-voltage power supply. It integrates power MOSFETs and offers a compact solution for step-down voltage conversion.  

**Features:**  
- Integrated high-side and low-side MOSFETs  
- Adjustable output voltage via external resistors  
- Soft-start function  
- Overcurrent and thermal protection  
- Low quiescent current in standby mode  
- Stable with ceramic output capacitors  

This device is commonly used in industrial, automotive, and consumer electronics applications.

Application Scenarios & Design Considerations

CURRENT LIMITED POWER DISTRIBUTION SWITCHES

Alternative Part Number

  • TPS2052BDR --: Pin-compatible current-limited power distribution switch with similar voltage and current ratings, widely available and directly interchangeable in most designs.
  • MIC2026-2YM --: Dual-channel current-limiting power switch with comparable on-resistance and current limit, suitable as a functional replacement with minor layout review.
  • AP2552W6-7 --: Current-limited power switch offering similar load-switch functionality and protection features, usable as an alternative with package and pinout verification.

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