UC3845NG - ONsemi

Manufacturer Part Number

UC3845NG

Manufacturer

onsemi

Introduction

The UC3845NG is a high-performance, current-mode PWM controller designed for off-line and DC-DC converter applications. It is capable of driving both power MOSFET and bipolar transistors in a wide variety of power supply topologies, including boost, flyback, and forward converters.

Product Features and Performance

Operates from 7.6V to 30V supply voltage

Switching frequency up to 500kHz

48% maximum duty cycle

Current-mode control

Frequency control

0°C to 70°C operating temperature range

Through-hole 8-pin DIP package

Product Advantages

Versatile control features for a wide range of power supply designs

High-performance operation with switching frequencies up to 500kHz

Suitable for both MOSFET and bipolar transistor driver applications

Key Reasons to Choose This Product

Proven reliability and performance in power supply designs

Comprehensive feature set for flexible power supply implementation

Cost-effective solution for off-line and DC-DC converter applications

Quality and Safety Features

Thermal shutdown protection

Overcurrent protection

Compatibility

This product is compatible with a variety of power supply topologies, including boost, flyback, and forward converters.

Application Areas

Off-line power supplies

DC-DC converters

Industrial and consumer electronics

Product Lifecycle

The UC3845NG is an obsolete product. Customers are advised to contact our website's sales team for information on available alternative or equivalent models.