UNDERSTAND SMPS
PRIMARY SIDE
- AC to DC BRIDGE
- RECTIFIER
- SMPS DRIVE CHIP (PWM CHIP)
- SMPS TRANSFORMER
- SWITCHING MOSFET
- MAIN FILTER
SECONDARY SIDE
- OUTPUT DIODES
- FILTERS
- ERROR AMPLIFIER TL431
- FEEDBACK OPTO COUPLER
SMPS MAIN FUNCTION
- START SUPPLY
- RUN SUPPLY
- GATE SIGNAL
- FB
- CS
- TIMING CONTROL
YOU UNDERSTAND EASY REPAIR
- Start
- Run
- Out
- Fb
- Cs
- Gnd
- & Rt (frequency setting)
