For BusinessPricing
Request a demo

UC3844BNG AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

UC3844BNG product

UC3844BNG

DC DC Switching Controllers

PWM ControllerCurrent Modeonsemi

The UC3844BNG is a high-performance, fixed-frequency current-mode PWM controller from onsemi, optimized for off-line and DC-DC power supply applications.

Best for

  • Off-line power supplies
  • DC-DC converters

Avoid if

  • Applications requiring extremely low power consumption during standby

Check before use

  • Ensure the supply voltage range matches the application requirements (16V startup threshold for UC3844B).

Key specifications

Switching Frequency
Up to 500 kHz
Max Duty Cycle
50%
Startup Threshold
16V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
Not Applicable
ECCN
EAR99
HTSUS
8542.39.0001

Application

Power SupplyIndustrial

Datasheet

ON-Semiconductor-company-79.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for UC3844BNG: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

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 current-mode PWM controller IC designed for driving power MOSFETs in off-line and DC-DC converter circuits.