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DK125 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

DK125 product

DK125

MOSFETs - Single

AC-DCFlybackIntegrated MOSFET24W

The DK125 is a highly integrated 24W AC-DC flyback controller with an internal 700V MOSFET, ideal for compact, low-component-count power supply designs.

Best for

  • Compact power adapters
  • LED drivers
  • Small home appliances

Avoid if

  • Applications requiring power significantly above 24W
  • Designs where external MOSFET control is preferred

Check before use

  • Thermal dissipation in closed enclosures
  • Transformer inductance specifications

Key specifications

Max Output Power
24 W
Integrated MOSFET
700 V
Switching Frequency
65 kHz
Standby Power
< 0.3 W

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power AdaptersLED PowerHome Appliances

Datasheet

7a8443b55e1b992aa909cfcae4f3573b_2111241030_Shenzhen-DongKe-Semicon-DK125_C171868.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for DK125: 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

The DK125 is a secondary-feedback flyback AC-DC offline switching power supply control chip designed for high integration and minimal external component count.