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KA7909 from FSC,Fairchild Semiconductor

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15.625ms

KA7909

Manufacturer: FSC

3-Terminal 1A Negative Voltage Regulator

Partnumber Manufacturer Quantity Availability
KA7909 FSC 299 In Stock

Description and Introduction

3-Terminal 1A Negative Voltage Regulator The part KA7909 is a negative voltage regulator manufactured by Fairchild Semiconductor (FSC). Here are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Output Voltage:** -9V  
- **Output Current:** 1.5A  
- **Input Voltage Range:** Up to -35V (recommended to stay within -11V to -25V for optimal performance)  
- **Dropout Voltage:** 2V (typical)  
- **Line Regulation:** 60mV (typical)  
- **Load Regulation:** 120mV (typical)  
- **Operating Temperature Range:** 0°C to +125°C  

### **Descriptions:**  
- The KA7909 is a three-terminal fixed negative voltage regulator designed to provide a stable -9V output.  
- It includes internal current limiting, thermal shutdown, and safe operating area protection for enhanced reliability.  
- Suitable for applications requiring regulated negative voltage supplies.  

### **Features:**  
- Fixed -9V output  
- High ripple rejection ratio  
- Internal thermal overload protection  
- Internal short-circuit current limiting  
- No external components required for operation (basic configuration)  
- TO-220 package for efficient heat dissipation  

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

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