UC2852N

Overview

The UC2852N is a high-performance power factor correction controller manufactured by Texas Instruments. It operates within a supply voltage range of 10 V to 30 V and supports a switching frequency of 200 kHz. The device features an operating supply current of 400 uA and is designed for through-hole installation in a PDIP-8 package. It functions effectively across a temperature range from -40°C to +85°C, serving as a pre-regulator for efficient power management applications.

Feature Summary

• Integrated power factor correction control for high-efficiency pre-regulation
• Built-in soft-start and frequency control capabilities
• Supports multiple converter topologies including boost configurations

Applications

• Power factor correction pre-regulators
• High-efficiency AC-DC power supplies
• Industrial power management systems

Procurement Notes

Verify the specific ordering suffix against official documentation to ensure correct package type and temperature grade. Confirm RoHS compliance status with the manufacturer prior to procurement. Check for any recent product discontinuance notifications or process change notices that may affect long-term availability or specifications.

Selection Notes

Select this component for designs requiring dedicated PFC control with through-hole mounting constraints. Ensure the application circuit supports the specified 200 kHz switching frequency and operates within the defined voltage and temperature limits. Validate compatibility with the intended transformer or inductor design for optimal performance.

Part Context

This part belongs to the UC2852 series of power management ICs focused on power factor correction. It is categorized under PMIC solutions by Texas Instruments. The device is distinct from general PWM controllers due to its specialized architecture for improving input power quality and reducing harmonic distortion in AC line applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.