Product description
This type of LED fluorescent lamp driver power circuit is mainly formed by input rectification circuit, power factor revising circuit, switching circuit, voltage limit/ constant current circuit. The input voltage is AC85～265V，50/60Hz，output voltage is DC60～150V，output current 120mA. Diodes and transistors and Zener IC of KEXIN can be applied at this circuit widely.
LED fluorescent lamp driver power diagram
KEXIN components that can be applied to
Former rectification and power factor revising circuit
|
PN |
Function description |
Packing case |
| MB6S |
bridge rectifier，600V/0.5A |
TO-269AA |
| L6562 |
PFC control IC |
SOP08 |
| US1M |
super fast diode，1000V/1A |
SMA |
| 3N60 |
MOSFET，600V/3A |
TO252 |
| BZT55C20V |
Zener diode，20V |
LL34 |
Switching circuit
|
PN |
Function description |
Packing case |
| 2N7002 |
MOSFET，60V/115mA |
SOT23 |
| 1N4148 |
Rectification diode |
LL34 |
| CR6850 |
PWM control IC |
SOT23-6 |
| US1J |
super fast diode，600V/1A |
SMA |
Voltage limit/ constant current circuit
|
PN |
Function description |
Packing case |
| LM358 |
Dual option amplifier |
SOP08 |
| PC817 |
optical coupler |
DIP4 |
