UCC3808AD-1G4

AC DC Converters, Offline Switchers Overview

The UCC3808AD-1G4 is a low-power current-mode push-pull PWM controller manufactured by Texas Instruments. It operates within an input voltage range of 9 V to 13 V, with a nominal rating of 10 V. The device supports switching frequencies up to 1 MHz and delivers a maximum duty cycle of 50%. It features two outputs capable of sourcing 1 A each, with a maximum output voltage of 12.5 V. The component functions in boost or buck topologies and operates across a temperature range of 0°C to +70°C. It is housed in an SOIC-8 surface-mount package.

AC DC Converters, Offline Switchers Feature Summary

• Implements current-mode control for stable push-pull pulse width modulation operation
• Supports both boost and buck converter topologies for versatile power management
• Provides dual independent outputs for driving external switching elements

AC DC Converters, Offline Switchers Applications

• Low-power DC-DC converter designs requiring push-pull topology
• Industrial power supplies operating within standard commercial temperature ranges
• Battery-powered systems utilizing boost or buck conversion architectures

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'AD-1G4' against official Texas Instruments documentation to confirm pinout compatibility and electrical specifications. Ensure the selected variant matches the required industrial temperature range and packaging type. Cross-reference ordering information directly with manufacturer datasheets to avoid discrepancies in lead times or availability status.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring low-power current-mode control with push-pull drive capabilities. Consider the SOIC-8 package for surface-mount assembly constraints. Evaluate the 1 MHz switching frequency against electromagnetic interference requirements. Confirm that the 9 V to 13 V input range aligns with the system's supply voltage profile.

AC DC Converters, Offline Switchers Part Context

This part belongs to the UCC3808A family of low-power switching controllers. The family includes variants such as UCC3808AN-1G4 and UCC3808ADTR-1, differing primarily in package style and tape-and-reel configuration. These controllers are designed for efficient power management in compact electronic systems.

AC DC Converters, Offline Switchers Replacement Considerations

Official substitutes include UCC3808ADTR-1 for reel-based procurement. Verify functional equivalence regarding pinout and electrical characteristics before substitution.