DC-DC Step Down Power Supply Adjustable Module With LCD Display With Housing Case

DC-DC Step Down Power Supply Adjustable Module With LCD Display With Housing Case

Specifications:

Converter type: DC-DC
Input voltage: 5~23V (Best voltage 20V)
Output voltage: 0V~16.5V (Continuously adjustable)
Peak current: 3A
Mainboard size: 50mm x 30mm x 12mm(LxWxH)
Display module: STN LCD
LCD size: 37.5mm x 17.0mm(LxW)
LCD accuracy: 1%
Conversion efficiency: 95%
Load regulation S(I): <= 0.8%
Voltage regulation S(U): <= 0.8%

Calibration method:

Under power off situation, Holdind left button and power the supply,when the  display begin flashing, release left button, with multimeter measuring the output voltage, by press the left and right button ,adjust the multimeter measuring voltage near 5V, such as 5.00V ,4.98V or 5.02V is ok too,at this situation,please ignore the displaying on this item. After adjustment,please power off it and then power to it again, then the  calibration is completed. Errors can be calibrated in 0.04V, if the error is greater, you can try to calibrate it again.

Package included:

1 x DC-DC step-down power suppl module
1 x Transparent shell