DK112 Dongke Semiconductor Datasheet

DK112 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
• 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 current, Over loading, Over temperature, Over voltage, Output short circuit and photo-coupler
• Internal Ramp pensation circuit to keep the stability of the circuit in low voltage and high power
• Internal PMW oscillation circuit with Frequency jittering control to keep EMC characteristics
• Internal Frequency Conversion. Frequency-down in low load condition, ply with the Europe Standard