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All driver boards were tested for over 12 hours before shipping.
Drive Method: Constant Current, Step Down
Maximum Load: 1-4 Luxeon LEDs, no less than 1Watt each.
Total num of load= Input voltage /4, for example:
Amount
1 White LED
2 White LED In Serial
3 White LED In Serial
4 White LED In Serial
Minimum Input voltage
5v
9v
12v
16v
Preset Current: 285mA, may vary from 240mA - 310mA
Current Ripple: 4mA RMS, 26mA p-p
Maximum Input Voltage: 24V
Suggested Input Voltage: 7-15V DC
Efficiency:73% @12V input, 3*1W Luxeon LEDs in serial connection
How to Connect Load
Suggested connection is shown in Figure 2.
Notice:
Negative (LED -) output should never be connected to GND or the housing of your instrument; it is not GND of the whole board. Or the driver would be damaged immediately.