$22.21 $22.05

3Pcs DC-DC Step Down Adjustable Constant Voltage Current Power Supply Module

Out of stock

Download APP below, to SWAP or RENT this item now.


Module parameters:Scope: High-power LED constant current driver, rechargeable lithium batteries (including ferroelectric), 4V, 6V, 12V, 14V, 24V battery charging, nickel-cadmium nickel-metal hydride batteries (battery) charging, solar panels, wind generatorsInput voltage: 7-40VOutput voltage: continuously adjustable (1.25-35V) (applied to the input voltage is higher than the output voltage applications can boost)Output Current: 8A, 10A maximum time within the (power tube temperature exceeds 65 degrees, please add cooling fan, 24V 12V 5A turn within generally be used at room temperature without a fan)Constant Range: 0.3-10A (adjustable) module over 65 degrees, please add fan.Turn lights Current: current value * (0.1), turn the lamp current and constant value linkage, such as constant value of 3A, turn the lamp current is set to a constant current of 0.1 times (0.1 x 3A = 0.3A), when the constant 2A, when adjusted to the current value, then turn the lamp current constant current of 0.1 times (0.1 x 2A = 0.2A).This version is a fixed 0.1 times (actually turn the lamp current value is probably not very accurate) is full of instructions for charging.Minimum pressure: 1VConversion efficiency: up to about 95% (output voltage, the higher the efficiency)Operating frequency: 300KHZOutput Ripple: about the ripple 50mV (without noise) 20M bandwidth (for reference) Input 24V Output 12V 5A measuredOperating temperature: Industrial grade (-40 ℃ to + 85 ℃) (please note the actual use of the power tube temperature, the temperature is too high, please enhance heat dissipation)No-load current: Typical 20mA (24V switch 12V)Load regulation: ± 1% (constant)Voltage Regulation: ± 1%Constant accuracy and temperature: the actual test, the module temperature changes from 25 degrees to 60 degrees, the change is less than 5% of the current value (current value 5A)Dynamic response speed: 5% 200uSPotentiometer adjustment direction: clockwise (increase), counterclockwise (decrease)Indicator: color indicator, charging indicator light red, fully charged light green (no load is green)Output short circuit protection: Yes, constant current (constant current setting values)Input reverse polarity protection: None,Output anti-anti-perfusion: no, for charging the battery needs additional two diodes!Connection: TerminalsPackage included:3 x DC-DC Step Down Adjustable Power Supply Module

Additional information

Weight 0.46 oz


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.