UCC3817ADR

Overview

The UCC3817ADR is a BiCMOS Power Factor Preregulator manufactured by Texas Instruments. It operates within an industrial temperature range of 0°C to 70°C and utilizes a 16-SOIC surface-mount package. The device integrates circuitry for power factor correction applications, designed to optimize input current waveform relative to voltage.

Feature Summary

• BiCMOS technology integration for efficient power factor preregulation
• Designed for industrial operating temperature environments

Applications

• Power factor correction in AC-DC conversion systems
• Industrial power supply preregulators

Procurement Notes

Verify the specific suffix 'ADR' against the manufacturer's official datasheet to confirm package type and tape-and-reel configuration. Ensure the component meets RoHS compliance requirements relevant to your assembly process. Cross-reference the exact part number with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when a dedicated BiCMOS PFC preregulator is required for industrial temperature ranges. Consider the 16-SOIC footprint constraints and the specific control architecture needed for your power stage design compared to alternative switching controllers.

Part Context

This component belongs to the UCC3817 family of power factor correction controllers. It serves as a specialized solution for improving power quality in electronic loads, distinct from general-purpose PWM controllers or standard LDO regulators found in broader TI portfolios.

Replacement Considerations

UCC3817ADG4 is a verified equivalent variant within the same product family offering identical functional specifications.