UCC3882DWTR-1G4 Description

The UCC3882DWTR-1G4 combines high precision reference and voltage monitoring circuitry with average current mode PWM synchronous rectification controller circuitry to power high-end microprocessors with a minimum of external components. The UCC3882DWTR-1G4 converts 5 V or 12 V to an adjustable output ranging from 1 .8VDC to 2.05VDC in 50 mV steps and 2.1VDC to 3.5VDC in 100 mV steps with 1% DC system accuracy.

UCC3882DWTR-1G4 Features

Combined DAC/Voltage Monitor and PWM With Synchronous Rectification Functions

5-Bit Digital-to-Analog (DAC) Converter

1% DAC/Reference Combined Accuracy

Compatible with 5 V and 12 V Systems and 12 V-Only Systems

Low Offset Current Sense Amplifier

Programmable Oscillator Frequency Practical to 700 kHz

Foldback Current Limiting

Overvoltage and Undervoltage Fault Windows

2-2 Totem Pole Outputs with Programmable Dead Times to Eliminate Cross-Conduction

Chip Disable Function

UCC3882DWTR-1G4 Applications

Automotive 

Body electronics & lighting 

Industrial 

Power delivery 

Personal electronics 

Gaming