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UC3845BD1 AI Analysis:
Specs, Applications & Alternatives

AI summary

UC3845BD1 product

UC3845BD1

Integrated Circuits (ICs)

PWM ControllerCurrent ModeSTMicroelectronics

The UC3845BD1 is a high-performance current-mode PWM controller optimized for fixed-frequency DC-DC and off-line power supply applications.

Best for

  • DC-DC converters
  • Off-line power supplies

Avoid if

  • Applications requiring >50% duty cycle

Check before use

  • UVLO thresholds
  • Compensation network design

Key specifications

Max Frequency
500 kHz
Max Duty Cycle
50%
UVLO (On)
8.4 V

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power Supply

Datasheet

7ab2733a94e6b765512748388270a8e8.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
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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 current-mode PWM controller IC from STMicroelectronics, designed for high-frequency switching power supplies.