UC3842BDR2G - onsemi

Manufacturer Part Number

UC3842BDR2G

Manufacturer

onsemi

Introduction

The UC3842BDR2G is a highly integrated DC DC switching controller designed for power management applications, capable of driving a transistor in configurations such as step-up or step-up/step-down.

Product Features and Performance

Integrated transistor driver function

Supports step-up and step-up/step-down topologies

Capable of isolated output configurations

Maximum duty cycle of 96%

Frequency control for adjusting switching frequency up to 500kHz

Product Advantages

High integration facilitating compact design

Supports both isolated and non-isolated applications

Flexible power supply voltage ranging from 10V to 30V

High frequency operation allows for smaller passive components

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up, Step-Up/Step-Down

Voltage Supply (Vcc/Vdd): 10V ~ 30V

Frequency Switching: Up to 500kHz

Duty Cycle (Max): 96%

Operating Temperature: 0°C ~ 70°C (TA)

Quality and Safety Features

Designed for controlled frequency switching, minimizing electromagnetic interference

Operates within a safe temperature range from 0°C to 70°C

Compatibility

Mounting Type: Surface Mount

Package / Case: 14-SOIC (0.154", 3.90mm Width)

Application Areas

Power management solutions for consumer electronics

Industrial power systems

Telecommunications equipment

Product Lifecycle

Currently marked as Active

No indication of nearing discontinuation

Several Key Reasons to Choose This Product

High efficiency potential with 96% maximum duty cycle

Enables both up and down conversion which can simplify power system design

High maximum switching frequency allows use of smaller size components reducing overall design footprint

Suitable for a wide range of applications from consumer electronics to industrial systems

Reliable performance within standard operational temperature ranges