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KA78M05R

3-terminal 0.5A positive voltage regulator

Partnumber Manufacturer Quantity Availability
KA78M05R 4729 In Stock

Description and Introduction

3-terminal 0.5A positive voltage regulator The KA78M05R is a fixed output voltage regulator manufactured by Fairchild Semiconductor (now ON Semiconductor). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 5V ±2% (fixed)  
- **Output Current:** 500mA (max)  
- **Input Voltage Range:** Up to 35V  
- **Dropout Voltage:** 2V (typical)  
- **Line Regulation:** 100mV (typical)  
- **Load Regulation:** 100mV (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-252 (DPAK)  

### **Description:**  
The KA78M05R is a positive voltage regulator designed to provide a stable 5V output with a maximum current of 500mA. It includes internal current limiting, thermal shutdown, and safe operating area (SOA) protection, making it suitable for various applications requiring regulated power.

### **Features:**  
- **Fixed 5V Output**  
- **Internal Thermal Overload Protection**  
- **Short-Circuit Protection**  
- **No External Components Required (for basic operation)**  
- **Low Cost and High Reliability**  
- **Pb-Free and RoHS Compliant**  

This regulator is commonly used in consumer electronics, industrial systems, and automotive applications where a stable 5V supply is needed.

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