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UA7812#

12V, 1.5A Fixed Positive Voltage Regulator

Partnumber Manufacturer Quantity Availability
UA7812#,UA7812 2077 In Stock

Description and Introduction

12V, 1.5A Fixed Positive Voltage Regulator The UA7812 is a three-terminal positive voltage regulator manufactured by Texas Instruments.  

### **Manufacturer Specifications:**  
- **Output Voltage:** +12V  
- **Output Current:** Up to 1.5A  
- **Input Voltage Range:** 14.5V to 27V (recommended for stable 12V output)  
- **Dropout Voltage:** 2V (typical)  
- **Line Regulation:** 0.03% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Operating Junction Temperature Range:** 0°C to +125°C  
- **Package Options:** TO-220, TO-3, and other through-hole/SMD packages  

### **Descriptions:**  
The UA7812 is a fixed linear voltage regulator that provides a stable +12V DC output. It includes internal current limiting, thermal shutdown, and safe operating area protection, making it reliable for various power supply applications.  

### **Features:**  
- **Fixed 12V Output** – No external components needed for fixed voltage regulation.  
- **Thermal Overload Protection** – Prevents damage due to excessive heat.  
- **Short-Circuit Protection** – Safeguards against output short circuits.  
- **Internal Current Limiting** – Protects the regulator from overcurrent conditions.  
- **Wide Operating Temperature Range** – Suitable for industrial and commercial applications.  
- **High Ripple Rejection** – Reduces AC noise in DC power supplies.  

This information is based solely on the manufacturer's datasheet for the UA7812 voltage regulator.

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