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LED Picture Frame Kit
Control the time that the LEDs are lit by setting a trimmer potentiometer.
This kit includes:
1 x PP3 Clip lead
1 x Battery holder (3x AA)
1 x Terminal block (2 way)
1 x Push to make switch
1 x Capacitor, electrolytic, 16V, 220uF
1 x 10M Pot
2 x 10K resistor 5%
2 x N channel FET (2N7000)
1 x 0.5 metre length of single core wire
1 x Picture frame LED driver PCB
PCB dimensions: 58mm x 28mm.
This kit is supplied as a pack of parts and requires soldering.
Selecting LEDs for using with the circuit.
The circuit can be used with a variety of LEDs. Below are a selection of LEDs that can be used. Also listed is the current limit resistor that will be required if four LEDS are used.
3504 Standard red 33ohm
3505 Standard green 33ohm
3506 Standard yellow 33ohm
3542 Standard white 22ohm
3543 Standard blue 22ohm
3507 Ultra bright red 33ohm
3524 Ultra bright white 68ohm
3537 Ultra bright blue 68ohm