It is a DC constant voltage constant current step down power supply module. It can be used as ordinary buck power supply module, charger and LED constant current driver. Simple and efficient, practical.
Feature:
High input voltage
Stable voltage output
Support over temperature protection
Support overvoltage protection
Support short circuit protection
Low power consumption
Support constant voltage constant current output
Support charging function
With heat sink and keep good heat dissipation
Parameter:
Product Name: 12V 3A DC Step Down Power Supply Module
Working Voltage: DC 16V-120V(Keep input is at least 4. 0V high than output)
Output Voltage: DC 12V
Output Current: 3A
Output Power: 36W
Conversion efficiency: About 96%(The smaller the differential voltage, the higher the efficiency)
Working frequency: 140KHz
Soft Starter: Yes(Failure at high power load)
Over temperature protection: Yes
Overvoltage protection: Yes
Short circuit protection: Yes
Working Temperature range: -40° ~85°
Working Humidity range: 0%-95%RH
Size: 42*30*20mm
Using Steps:
Connect right input voltage at input terminal
Turn ON power supply
Check output voltage by voltmeter and ammeter
Connect load
Note:
It is a step down power supply module, please keep input is at least 4. 0V high than output.
Input and output are isolated, safe and reliable.
Application:
Ordinary power supply
Battery charger
LED drive power
Power conversion
Jelenlegi ára: 2 000 Ft
Az aukció vége: 2019-10-13 17:58 .
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