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KA7912TU from FSC,Fairchild Semiconductor

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KA7912TU

Manufacturer: FSC

3-Terminal 1A Negative Voltage Regulator

Partnumber Manufacturer Quantity Availability
KA7912TU FSC 10000 In Stock

Description and Introduction

3-Terminal 1A Negative Voltage Regulator The KA7912TU is a negative voltage regulator manufactured by Fairchild Semiconductor (FSC). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Output Voltage:** -12V  
- **Output Current:** 1.5A  
- **Input Voltage Range:** Up to -35V (recommended -14.5V to -25V for optimal performance)  
- **Dropout Voltage:** 1.1V (typical)  
- **Line Regulation:** 60mV (typical)  
- **Load Regulation:** 120mV (typical)  
- **Operating Temperature Range:** -25°C to +125°C  
- **Package Type:** TO-220  

### **Descriptions:**  
- The KA7912TU is a three-terminal negative voltage regulator designed to provide a fixed -12V output.  
- It includes built-in thermal overload protection, short-circuit protection, and safe operating area (SOA) protection.  
- Suitable for applications requiring stable negative voltage supplies.  

### **Features:**  
- Fixed -12V output voltage  
- High ripple rejection ratio (62dB typical)  
- Internal thermal overload protection  
- Internal short-circuit current limiting  
- No external components required for operation (basic configuration)  
- TO-220 package for easy mounting  

This information is strictly based on the manufacturer's datasheet and does not include any additional recommendations or usage guidance.

Partnumber Manufacturer Quantity Availability
KA7912TU FAIRCHILD 950 In Stock

Description and Introduction

3-Terminal 1A Negative Voltage Regulator The KA7912TU is a negative voltage regulator manufactured by FAIRCHILD Semiconductor. Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage:** -12V  
- **Output Current:** 1.5A  
- **Input Voltage Range:** Up to -35V (recommended -14.5V to -27V for optimal performance)  
- **Dropout Voltage:** 2V (typical)  
- **Line Regulation:** 60mV (typical)  
- **Load Regulation:** 120mV (typical)  
- **Operating Temperature Range:** 0°C to +125°C  
- **Package Type:** TO-220  

### **Descriptions:**  
- The KA7912TU is a fixed negative voltage regulator designed to provide a stable -12V output.  
- It includes internal current limiting, thermal shutdown, and safe operating area protection.  
- Suitable for applications requiring regulated negative voltage supplies.  

### **Features:**  
- **Fixed Output Voltage:** -12V ±4%  
- **High Ripple Rejection:** 55dB (typical)  
- **Thermal Overload Protection:** Prevents damage due to excessive heat.  
- **Short-Circuit Protection:** Safeguards against output short circuits.  
- **Low Standby Current Consumption:** Efficient power usage.  

This regulator is commonly used in power supply circuits for industrial, consumer, and automotive electronics.

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