LED AC Driver

 

LED Driver Circuit Diagram

Circuit                                                  Description
1*1Watt LED driver using flyback topology

This circuit can drive one (min), or two (max) LED in series at LED current of 350 mA.

 

 1*1 Watt LED driver using buck topology

 This circuit can drive  one (min), or two (max) LED  in series at LED current of 350 mA.

 

1*3 Watt LED driver using flyback topology

This circuit can drive one 3W LED in series at LED current of 700 mA.

1*3 Watt LED driver using buck topology

 This circuit can drive one 3W LED in seriesat LED current of 700 mA.

 3*1 Watt LED driver using flyback topology  This circuit can drive three 1W LED in seriesat LED current of 350 mA.
 3*1 Watt LED driver using buck topology  This circuit can drive three 1W LED in seriesat LED current of 350 mA.
 7*1 Watt LED driver using flyback topology  This circuit can drive seven 1W LED in series at LED current of 350 mA.
 7*1 Watt LED driver using buck topology  This circuit can drive seven 1W LED in seriesat LED current of 350 mA.
7*3 Watt LED driver using flyback topology This circuit can drive seven 3W LED in seriesat LED current of 700 mA.
 20 Watt LED driver

 This circuit can drive twenty 1W LED at LED current of 1A.

 4 Watt LED driver

 This circuit can drive three LED at LED current of 680mA using IC 3755.

 6 Watt LED driver

 This circuit can drive drive LED at LED current of 300mA and LED string forward voltage of 20V. 

 4 Watt LED driver

 This circuit can drive LED at LED current of 300mA and LED string voltage of 13V using IC TPS 92650.

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