Vill kunna använda 12V prylar iafl så jag tänkte testa den här.

DC Buck Step down Adjustable Voltage Regulator Module 5v~24v to 1.8v 3.3v 12v 3A:

Mini Adjustable Step-Down Module Buck Converter 97.5% DC-DC 12-24V To 5V 3A

Input Voltage: DC 4.5-24V
Output Voltage :integration adjustable and fixed output ,back side can choose fixed output voltage
Adjustable Range:0.8-17V,fixed voltage 1.8V 2.5V 3.3V 5V 9V 12V
Output Current:3A max, 2.1A sustainable
Transform Efficiency:97.5%(max) 6.5 to 5V 0.7A
Switch Frequency:500KHz
Output Ripple Wave:20mV (12V to 5V 3A) 20m band width
Operating Voltage:-40-85cdentigrade
Output Overvoltage Protection: no
Static Current:0.85MA
Load Adjust Rate:±1%
Voltage Adjust Rate:±0.5%
Dynamic Response Speed:5% 200uS
Output Short Circuit Protection: yes
Soldering Hole Space:2.54mm
Size: 20x11x5mm