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UCC3803DTR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

UCC3803DTR product

UCC3803DTR

DC DC Switching Controllers

PWM ControllerBiCMOSCurrent Mode

The UCC3803DTR is a high-speed, low-power BiCMOS current-mode PWM controller optimized for fixed-frequency switching power supplies.

Best for

  • Battery-operated power supplies
  • DC-to-DC converters

Avoid if

  • Applications requiring high-voltage reference or specific UVLO thresholds outside the 4.1V/3.6V range.

Check before use

  • Ensure the timing resistor and capacitor values are selected for the desired switching frequency.

Key specifications

Reference Voltage
4 V
Max Duty Cycle
100%
UVLO Turn-on
4.1 V
Package
SOIC-8

Compliance & Environment

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

Application

Power ManagementIndustrial

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for UCC3803DTR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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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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Where to Buy

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Alternative components

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

Design and risk insights

Questions & answers

It is a BiCMOS current-mode PWM controller from Texas Instruments, designed for high-efficiency, low-power DC-to-DC and off-line power supply applications.