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Led Calculator
Led Calculator
To calculate resistor needed type in values for:
Power Supply Voltage, LED forward Voltage, and LED current
Then hit calculate button.
Power supply voltage
Led Voltage
LED Current in mA
Resistor Value:
Resistor Wattage:
Resistor rating Minimum:
Top Sellers
1
3v DC 1.67 Amp AC to DC Adapter Power Supply #FRA05-S03-U
$5.00
2.
5K Ohm Linear Ultra Thin Micro Rotary Potentiometer
$0.75
more details
3.
Unbranded Variac 0 - 130v output 10amp with built in meter Auto transformer
$85.00
more details
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