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KA3524 from FAIRCHILD,Fairchild Semiconductor

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16.113ms

KA3524

Manufacturer: FAIRCHILD

SMPS Controller

Partnumber Manufacturer Quantity Availability
KA3524 FAIRCHILD 232 In Stock

Description and Introduction

SMPS Controller The KA3524 is a switching regulator control circuit manufactured by Fairchild Semiconductor. Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Input Voltage Range:** 8V to 40V  
- **Reference Voltage:** 5V ±1%  
- **Oscillator Frequency Range:** 100Hz to 500kHz  
- **Output Current (Per Transistor):** 100mA (sink/source)  
- **Duty Cycle Adjustable:** 0% to 45% (single-ended mode) or 0% to 90% (push-pull mode)  
- **Operating Temperature Range:** -20°C to +85°C  
- **Package Type:** DIP-16, SOIC-16  

### **Description:**  
The KA3524 is a monolithic integrated circuit designed for switching regulator applications. It provides all necessary control functions for DC-DC converters, including an oscillator, PWM comparator, error amplifier, and dual output transistors.  

### **Features:**  
- **Complete PWM Power Control Circuitry**  
- **Adjustable Dead-Time Control**  
- **Undervoltage Lockout (UVLO)**  
- **Internal 5V Reference Voltage**  
- **Dual Alternating Outputs for Push-Pull or Single-Ended Operation**  
- **Current Limiting and Shutdown Capability**  
- **Low Standby Current**  

This information is based on Fairchild's datasheet for the KA3524.

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