UC1854BJ883B

Description：ENHANCED HIGH POWER FACTOR PRERE
Series：-
Mfr：Texas Instruments
Package：Tube

SKU:84f143068980 Category: PFC (Power Factor Correction) Brand: Texas Instruments

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Product introduction

Product Detailed Parameters

Description：ENHANCED HIGH POWER FACTOR PRERE
Series：-
Mfr：Texas Instruments
Package：Tube
Mode：Average Current
Frequency - Switching：-
Voltage - Supply：10V ~ 20V
Operating Temperature：-55°C ~ 125°C (TJ)
Mounting Type：Through Hole
Package / Case：16-CDIP (0.300", 7.62mm)
Supplier Device Package：16-CDIP
Current - Startup：250 µA
Grade：-
Qualification：-

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UC1854BJ883B

Overview

The UC1854BJ883B is a high-power factor preregulator controller manufactured by Texas Instruments. It is designed for power factor correction applications and operates within a military-grade temperature range of -55°C to 125°C. The device utilizes an 8-pin DIP package and is qualified under MIL-STD-883 Class B standards. It functions as a switching controller optimized for high-efficiency power conversion systems.

Feature Summary

Integrated control logic for high-power factor preregulation
Qualified for extended military temperature environments
Designed for robust switching performance in industrial applications

Applications

Power factor correction circuits
High-efficiency power supply designs
Military aerospace electronic systems

Procurement Notes

Verify the specific suffix 'J883B' against official Texas Instruments documentation to confirm MIL-STD-883 Class B qualification status. Ensure the component matches the required ceramic or plastic DIP package variant specified in the datasheet. Cross-reference the manufacturer date code and lot traceability requirements with your procurement specifications before finalizing orders.

Selection Notes

Select this component when designing systems requiring certified military reliability and high-power factor operation. Compare electrical characteristics such as switching frequency limits and current drive capabilities against system requirements. Consider thermal management needs given the 125°C maximum operating temperature rating and the specific package thermal resistance properties defined in the official datasheet.

Part Context

This part belongs to the UCx854 family of high-power factor preregulators from Texas Instruments. These controllers are engineered to improve input power quality by shaping input current waveforms. The J883B designation indicates a specific packaging and qualification level suitable for demanding operational environments compared to commercial variants.