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KA34063AD

SMPS Controller

Partnumber Manufacturer Quantity Availability
KA34063AD 195 In Stock

Description and Introduction

SMPS Controller The KA34063AD is a monolithic DC-DC converter IC designed for step-down, step-up, and voltage-inverting applications.  

### **Manufacturer:**  
- **ON Semiconductor** (formerly part of Fairchild Semiconductor).  

### **Specifications:**  
- **Input Voltage Range:** 3V to 40V  
- **Output Voltage Range:** Adjustable (depends on external components)  
- **Output Switch Current:** Up to 1.5A (peak)  
- **Switching Frequency:** Up to 100kHz  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SOIC-8  

### **Descriptions & Features:**  
- **Monolithic DC-DC Converter:** Integrates a switching regulator control circuit with power components.  
- **Multiple Topologies:** Supports buck (step-down), boost (step-up), and inverting configurations.  
- **Internal Reference Voltage:** 1.25V (±2% accuracy).  
- **Low Standby Current:** Typically 2.5mA.  
- **Short-Circuit Protection:** Includes cycle-by-cycle current limiting.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Applications:** Used in power supplies, battery chargers, LED drivers, and automotive systems.  

This IC is commonly used in compact power conversion circuits due to its flexibility and integrated features.

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