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UC2845B AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

UC2845B product

UC2845B

PMIC - Voltage Regulators - DC DC Switching Controllers

PWM ControllerCurrent ModeDC-DC

The UC2845B is a fixed-frequency, current-mode PWM controller optimized for off-line and DC-DC power supply designs.

Best for

  • Flyback converters
  • DC-DC power supplies

Avoid if

  • Applications requiring >50% duty cycle

Check before use

  • UVLO threshold compatibility with your supply voltage

Key specifications

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

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power Supply

Datasheet

89367c416e830bef9a17de97e6aedf5a_2403211035_UMW-Youtai-Semiconductor-Co---Ltd--UC2845B_C5172937.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for UC2845B: 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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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 designed for efficient power conversion in off-line and DC-DC applications.