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DK112 - High-performance switching power supply controller

General Description

The DK112 is specially design for low power switch mode control, it is widely use in small household electrical appliances.

2.

Battery charger Power AC/DC adapters STB power supply Electromagnetic oven power supply DVD/VCD power supply Air conditioner pow

Key Features

  • 85V.
  • 265V wide range AC power input.
  • 65KHz Oscillation Frequency.
  • Double chip design with Bipolar Junction Transistor (BJT) to save cost.
  • Large scale MOS digital circuit design with E pole BJT driving, so that to enhance its High Voltage Resistance capability.
  • Self-power supply design, no need for additional IC to supply the electricity.
  • Internal integrated constant high voltage current driving circuit, no need for additional resistance.
  • Over curr.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SHENZHEN DONGKE SEMICONDUCTOR CO., LTD -DK112 HIGH PERFORMANCE SWITCH MODE POWER CONTROLLER SPECIFICATION 1. DESCRIPTION The DK112 is specially design for low power switch mode control, it is widely use in small household electrical appliances. 2. APPLICATIONS ·Battery charger ·Power AC/DC adapters ·STB power supply ·Electromagnetic oven power supply ·DVD/VCD power supply ·Air conditioner power supply ·AC/DC LED driver applications ·TV/Monitor power supply 3. MAIN FEATURES · 85V—265V wide range AC power input. · 65KHz Oscillation Frequency. · Double chip design with Bipolar Junction Transistor (BJT) to save cost. · Large scale MOS digital circuit design with E pole BJT driving, so that to enhance its High Voltage Resistance capability.