300W DC 7-32V to DC 0.8-28V Adjustable Step-Down Power Module

SKU: 418839 (Added on -)
  • US$7.77
  • 7.46
  • CHINADXSOUL

    Free shipping To
    UNITED STATES

  • Dispatch: Ships within 7-10 business days
  • Form Color:

    Green

300W DC 7-32V to DC 0.8-28V Adjustable Step-Down Power Module
This SKU 418839 is available in DXSOUL with Free Expedited delivery. DXSOUL: 901418839
High-power LED constant current driver, lithium batteries, nickel-cadmium batteries Ni-MH rechargeable, 4V、6V、12V、14V、24V battery charging, solar panels, wind generators and others.

Features:
Input voltage: 7-32V
Output voltage: 0.8-28V continuously adjustable voltage
Output current: 0.2-12A, when temperatures over 65 degrees, please add the fan for power transistor, usually 24V 12V 6A open environment need not fan.
Input and output the minimum pressure difference:1V
Switch efficiency: Max. 95%
Power: Max 300W (please add the fan when temperatures over 65 degrees)

Battery charging usage:
1. Determine the need to charge battery float charging voltage and charging current , input voltage
2. Adjust the constant pressure potentiometer, adjust the output voltage to 5V
3. 10A current test with a multimeter output short-circuit current
4. Adjusting the potentiometer output voltage with constant pressure to float charge voltage
5. Connect to the battery, tried charging


LED constant current drive 
1. Determine need-driven LED operating current and maximum working voltage
2. Regulation constant voltage potentiometer, adjust the output voltage to 5V
3. 10A current test with a multimeter output short-circuit current, and adjusting output reached a predetermined constant current potentiometer LED operating current
4. Adjust voltage potentiometer to output voltage as LED constant voltage maximum working voltage  
5. Connect LED on test
 
General
Quantity1Piece
Form ColorGreen
MaterialPCB
Specification
English Manual / SpecNo
Other Features
CertificationN/A
Dimensions & Weight
Dimensions 2.56 in x 1.85 in x 0.91 in (6.5 cm x 4.7 cm x 2.3 cm)
Weight 2.29 oz (65 g)
Packing List
1 x Voltage step-down converter

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Quantity 3+ units 5+ units 10+ units
Rate US$6.61 shipped US$6.59 shipped US$6.57 shipped

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