loading

im looking for some help building an ir led array i have 150 10mm IR leds to power, must be from batteries

so which batteries to use? how many leds to connect ? series/parralel? additional resistors?
thanks in advence guys
my leds claim to have the following spec:

RADIANT INTENSITY 6mW/Sr If=20m/a

RADIANT INTENSITY 30 mW/Sr If=100m/a

FORWARD VOLTAGE 1.4—1.45v

REVERSE CURRENT 10u/a

Capt. Howdy8 years ago