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UC3842BNG AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

UC3842BNG product

UC3842BNG

DC DC Switching Controllers

PWM ControllerCurrent Modeonsemi

The UC3842BNG is a high-performance, fixed-frequency current-mode 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 multi-phase control

Check before use

  • Timing component values for desired frequency

Key specifications

Max Frequency
500 kHz
Max Duty Cycle
96%
Supply Voltage
10V to 30V

Compliance & Environment

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

Application

Power Supply

Datasheet

FEST-S-A0009092504-1.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for UC3842BNG: 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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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 switching power supplies.