Function : Low-power off-line switching power supply control chip
Package : DIP 8 Pin Type
Features
1. Input voltage 85V to 265V full voltage range
2. Built-in 700V power tube
3. Built-in self-powered circuit (patented), no auxiliary winding power supply
4. Integrated self-starting circuit
5. Current mode PWM control
6. VCC operating voltage range of 4V to 6V
7. 65Khz switching frequency
8. Auto-enter skip cycle mode at light load
9. Over-temperature, over-current, over-voltage, overload protection
10. Standby power consumption is less than 0.3W
11. Frequency jitter reduces EMI filtering cost
Pinout
Applications
1. AC / DC power adapter
2. DVD / VCD power supply
3. Air conditioning power supply
4. Induction cooker power
5. LED power supply
6. Set-top box power supply
DK1203 Datasheet
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