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DK813 - Non-Isolated BUCK Active PFC LED Driver

General Description

The DK813 is a LED Driver IC designed specially for Non-Isolated high PFC BUCK circuit.

It integrates 700V high voltage power transistor and primary peak current detecting circuit.

Key Features

  • ±3% LED Output Current Accuracy.
  • Build-in 700V power transistor.
  • 85V.
  • 265V wide range AC power input.
  • Quasi-resonant mode, high circuit efficiency, η>90%.
  • Patent self-power supply circuit design, no need for external winding power supply.
  • Single-Stage Active PFC(Power Factor Correction) for High Power Factor(PF>0.95) and Low THD.
  • Over current, Over loading, Over temperature, Over voltage, LED short circuit and LED open circuit Protection.
  • Au.

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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 Non-Isolated BUCK Active PFC LED Driver IC-DK813 SPECIFICATION UU 1. DESCRIPTION The DK813 is a LED Driver IC designed specially for Non-Isolated high PFC BUCK circuit. It integrates 700V high voltage power transistor and primary peak current detecting circuit. It also includes Active Power Factor Correction, Output Voltage Control, Self-Power supply and LED loading circuit auto detection functions, can avoid LED loading damage. Its integrated Active Power Factor Correction circuit can reach high Power Factor and low Total Harmonic Distortion. And because of its highly integrated MOS circuit design, lots of external components are saved. 2. APPLICATIONS 1-20W LED Lighting 3. MAIN FEATURES · ±3% LED Output Current Accuracy.