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L4957AD25TR from ST,ST Microelectronics

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L4957AD25TR

Manufacturer: ST

UP TO 5A ULTRA LOW DROP OUPUT LINEAR REGULATOR

Partnumber Manufacturer Quantity Availability
L4957AD25TR ST 815 In Stock

Description and Introduction

UP TO 5A ULTRA LOW DROP OUPUT LINEAR REGULATOR **Part Number:** L4957AD25TR  
**Manufacturer:** STMicroelectronics (ST)  

### **Specifications:**  
- **Output Voltage:** 2.5V (fixed)  
- **Output Current:** Up to 1.5A  
- **Input Voltage Range:** 4.5V to 28V  
- **Dropout Voltage:** 0.5V (typical at 1A)  
- **Line Regulation:** 0.015%/V (typical)  
- **Load Regulation:** 15mV (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-252 (DPAK)  

### **Descriptions:**  
The L4957AD25TR is a low-dropout (LDO) voltage regulator designed for high-performance applications. It provides a fixed 2.5V output with high accuracy and stability. The device includes thermal shutdown, short-circuit protection, and current limiting for enhanced reliability.  

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **High Output Current:** Supports up to 1.5A load current.  
- **Thermal Protection:** Prevents damage from overheating.  
- **Short-Circuit Protection:** Safeguards against output faults.  
- **Wide Input Voltage Range:** Suitable for various power supply conditions.  
- **Stable with Low-ESR Capacitors:** Ensures reliable performance.  

The L4957AD25TR is commonly used in automotive, industrial, and consumer electronics applications requiring precise voltage regulation.

Application Scenarios & Design Considerations

UP TO 5A ULTRA LOW DROP OUPUT LINEAR REGULATOR

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