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UC3843D8TR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

UC3843D8TR product

UC3843D8TR

DC DC Switching Controllers

PWM ControllerDC-DCTI

The UC3843D8TR is a fixed-frequency, current-mode PWM controller designed for DC-DC power supplies.

Best for

  • DC-DC power conversion
  • Switching power supplies

Avoid if

  • Applications requiring high-temperature operation above 70°C

Check before use

  • Compensation network design
  • PCB layout for noise reduction

Key specifications

Max Frequency
500 kHz
UVLO Thresholds
8.4V / 7.6V
Max Duty Cycle
100%

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level-1-260C-UNLIM
ECCN
EAR99
HTSUS
8542.39.0001

Application

Power Supplies

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for UC3843D8TR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

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

Design and risk insights

Questions & answers

It is a high-performance current-mode PWM controller from Texas Instruments, optimized for DC-DC converter applications.