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KA3884 from SEC

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KA3884

Manufacturer: SEC

SMPS CONTROLLER

Partnumber Manufacturer Quantity Availability
KA3884 SEC 200 In Stock

Description and Introduction

SMPS CONTROLLER **Part Number:** KA3884  
**Manufacturer:** SEC (Samsung Electronics)  

### **Specifications:**  
- **Type:** Switching Regulator IC  
- **Function:** PWM Controller  
- **Topology:** Flyback, Forward, Boost, Buck-Boost  
- **Operating Voltage Range:** 8V to 35V  
- **Output Voltage:** Adjustable  
- **Switching Frequency:** Fixed (typically 52 kHz)  
- **Maximum Duty Cycle:** ~100%  
- **Output Current:** Up to 1.5A (peak)  
- **Protection Features:** Overcurrent, Overvoltage, Undervoltage Lockout (UVLO)  
- **Package:** DIP-8 or SOIC-8  

### **Descriptions and Features:**  
- The KA3884 is a pulse-width modulation (PWM) controller IC designed for DC-DC converter applications.  
- It is a versatile switching regulator used in power supply designs, including offline and battery-powered systems.  
- Features an internal reference voltage, oscillator, error amplifier, and PWM comparator.  
- Includes soft-start functionality to reduce inrush current.  
- Compatible with industry-standard equivalents like UC3844.  
- Suitable for flyback, forward, and buck-boost converter topologies.  

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

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