Diy Lab Power Supply

this is lab bench power supply

i use atx power supply as main componet

• atx power supply(i use 450w)
• banana connectors
• switch
• leds
• wires(use thickness as per current requirement)
• wood
• and some basic componet

make wood box and connect screws cable clamp

put atx power supply in wood box and connect wire to screws cable clamp

the wire connect according to pin map

connect all think together as per diagram

and connect all think together on front panel

• now make variable output for variable output i use dc-dc converter with variable voltage and current limit .
• it can output 1.3v to 27v and 3A max
• connect all componet as per diagram

dc- dc converter https://www.aliexpress.com/item/DC-DC-Step-Up-Down...