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DK106

Public Made by Adom

by adom

Shenzhen DongKe Semicon AC-DC Controllers and Regulators, SOP-8. Pinout settled in review by an AI reviewer against the manufacturer's datasheet, KiCad symbol/footprint/3D.

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Contents

README

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DK106

Shenzhen DongKe Semicon · AC-DC Controllers and Regulators · SOP-8

DK106 from Shenzhen DongKe Semicon, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model). Symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Hv power_in High-voltage start-up input.
2 Nc no_connect No connection (空脚, may be grounded).
3 Fb input Feedback input.
4 Vcc power_in Supply.
5 Gnd power_in Ground.
6 Gnd power_in Ground.
7 Collector passive Collector of the internal 700 V power switch.
8 Collector passive Collector of the internal 700 V power switch.

Key specifications

Parameter Value
Manufacturer Shenzhen DongKe Semicon
Package SOP-8
Category PMIC
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage Vcc Vcc -0.3 9 V 3
Supply current Vcc 60 mA 3
Pin voltage -0.3 V 3
Switch tube withstand voltage -0.3 780 V 3
Peak current 400 mA 3
Total power dissipation 1000 mW 3
Operating temperature 0 125 ℃ 3
Storage temperature -55 150 ℃ 3
Soldering temperature 280 ℃ 5 S 3
Supply voltage Vcc Vcc 4 5 6 V AC input 85V-----265V 3
Start-up voltage 4.8 5 5.2 V AC input 85V-----265V 3
Shutdown voltage 3.6 4 4.2 V AC input 85V-----265V 3
Supply current 10 20 30 mA Vcc=5V，Fb=2.2V 3
Start-up time 500 mS AC input 85V 3
Collector protection voltage 460 480 500 V L=2.4mH 3
Switch tube withstand voltage 700 V Ioc=1mA 3
Switch current 320 360 400 mA Vcc=5V，Fb=1.6 V ----3.6V 3
Peak current protection 380 400 420 mA Vcc=5V，Fb=1.6 V ----3.6V 3
Oscillation frequency 60 65 70 KHz Vcc=5V，Fb=1.6 V ----2.8V 3
Frequency conversion frequency 0.5 65 KHz Vcc=4.6V，Fb=2.8V ----3.6V 3
Dither step frequency 0.8 1 1.2 KHz Vcc=4.6V，Fb=1.6 V ----2.8V 3
Temperature protection 120 125 130 ℃ Vcc=4.6V，Fb=1.6 V ----3.6V 3
Duty cycle 5 70 % Vcc=4.6V，Fb=1.6 V----3.6V 3
Control voltage Fb Fb 1.5 3.6 V AC input 85V-----265V 3

CAD (KiCad official)

  • Symbol: DK106
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: dk106-etched.step / dk106-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dk106.step / dk106.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Shenzhen DongKe Semicon datasheet (14 pp, sha256 e4f10f6b74cff0df, retrieved 2026-11-13, tier: manufacturer)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF