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UC3843BN(LX) AI Analysis:
Specs, Applications & Alternatives

AI summary

UC3843BN(LX) product

UC3843BN(LX)

Component

PWM ControllerCurrent ModeDIP8

The UC3843BN is a high-performance current-mode PWM controller optimized for off-line and DC-to-DC power supply applications.

Best for

  • DC-DC converters
  • Off-line power supplies

Avoid if

  • Applications requiring >1A peak gate drive current without external buffering

Check before use

  • Thermal management in high-power designs

Key specifications

UVLO (On)
8.8 V
Max Duty Cycle
100 %
Package
DIP8

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power Supplies

Datasheet

520a04669230506b0bd15cf84f9b0e02_2405101602_lingxingic-UC3843BN-LX_C22397222.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Login required · CAD models billed separately as an add-on

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a fixed-frequency current-mode PWM controller designed for efficient power conversion.