Introduction: DIY USB Car Lighter
In this Instructable, ill show you how to make yourself an cheap usb car lighter .
Step 1: Materials
MATERIAL NEED :
1) Solder Iron with iron
2) Screwdriver (+)
3) Integrated circuit LM7805cv
4) USB female socket
5) LED (any color)
6) 2.7k Ohm Resistance (or higher)
7) Cigarette lighter Adapter PLUG
Step 2: MAKING
Follow The 2 schemes for make the adapter.
LM7805 pin :
1 : IS THE INPUT (12V) FROM THE BATTERY CAR. !! PAY ATTENTION DO NOT MAKE SHORT CIRCUIT !!.
2 : IS GROUND FOR ALL !
3 : IS THE OUTPUT (5v) ,PLUG THE USB SOCKET AND LED <- with resistance first.
LM7805 DATASHEET :
Step 3: RESULTS
THESE ARE THE RESULTS .
In the image the central pin of LM7805 is detached for dont do short circuit !
![Soldering Challenge](https://content.instructables.com/FIC/Y6Z9/IC670449/FICY6Z9IC670449.jpg?auto=webp&frame=1&width=320)
Participated in the
Soldering Challenge