UC3844BD1G - ONsemi

Manufacturer Part Number

UC3844BD1G

Manufacturer

onsemi

Introduction

The UC3844BD1G is a high-performance, single-output, fixed-frequency, current-mode PWM control integrated circuit suitable for a wide range of power conversion applications. It features a precision internal reference, oscillator, error amplifier, and current-sense comparator to provide the control functions needed for most buck, boost, and flyback switching regulator designs.

Product Features and Performance

Fixed frequency operation up to 500kHz

48% maximum duty cycle

Precision internal reference

Integrated error amplifier and current-sense comparator

Soft-start function

Thermal shutdown protection

Operates from 10V to 36V supply voltage

Product Advantages

Versatile control functions for various power conversion topologies

High-frequency operation for compact and efficient power supply designs

Robust protection features for reliable and safe operation

Wide supply voltage range for diverse application requirements

Key Reasons to Choose This Product

Proven performance and reliability from a trusted manufacturer

Comprehensive control features for flexible power conversion designs

Cost-effective solution for a wide range of power supply applications

Long-term availability and support from the manufacturer

Quality and Safety Features

Thermal shutdown protection

Robust and reliable operation within the specified temperature range

Compatibility

The UC3844BD1G is compatible with various power conversion topologies, including buck, boost, and flyback converters.

Application Areas

Switch-mode power supplies

DC-DC converters

Battery chargers

Industrial control systems

Telecommunications equipment

Product Lifecycle

The UC3844BD1G is an obsolete product, meaning it is no longer in active production. However, there are several equivalent or alternative models available from onsemi, such as the UC3845, UC3846, and UC3847 series. Customers are advised to contact our website's sales team for more information on current product offerings and availability.