21 3w leds in series 9x3.5v and 12x2.5v

163

01:34:38

Fits led pcb JJ80W22 with 21 in series x 2  ,
 3x3 3w led at 3,5v (Royalblue,blue, green, purple)
 4x3 3w led at 2,5v (Red, orange)
 fitted with 1 x 3w 4.7ohm resistor ,
driven at 64.8v /  693mA

published 11 years ago

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