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STSA851 from ST,ST Microelectronics

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STSA851

Manufacturer: ST

LOW VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR

Partnumber Manufacturer Quantity Availability
STSA851 ST 5480 In Stock

Description and Introduction

LOW VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR The STSA851 is a high-performance, low-dropout (LDO) voltage regulator manufactured by STMicroelectronics. Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 2.5V to 16V  
- **Output Voltage Range:** 1.2V to 15V (adjustable via external resistors)  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** 300mV (typical at 1A load)  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Quiescent Current:** 5mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220, D²PAK (PowerSO-10)  

### **Descriptions:**  
- The STSA851 is a monolithic integrated LDO voltage regulator designed for high-performance applications requiring stable power supply.  
- It features low dropout voltage, high output current capability, and excellent line/load regulation.  
- Includes built-in thermal shutdown and current limit protection for enhanced reliability.  

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Adjustable Output Voltage:** Configurable via external resistors.  
- **High Output Current:** Supports up to 1.5A continuous current.  
- **Thermal Protection:** Prevents damage due to overheating.  
- **Current Limiting:** Protects against short circuits and overloads.  
- **Wide Input Voltage Range:** Suitable for various power supply designs.  
- **Stable with Low-ESR Capacitors:** Works reliably with ceramic or tantalum capacitors.  

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

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