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UCC3803DTR AI Analysis:
Specs, Applications & Alternatives

AI summary

UCC3803DTR product

UCC3803DTR

PMIC - Voltage Regulators - 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
RoHS Compliant
REACH
-
MSL
Level-1-260C-UNLIM
ECCN
EAR99
HTSUS
8542.39.0001

Application

Power ManagementIndustrial

Datasheet

slvt145

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
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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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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.