"battery"-tagged Public Circuits

Solar Experiment PUBLIC

BigCliveDotCom's "Simplest solar light possible, using old phone battery" schematic

by dhaans | updated May 05, 2020

battery   charger   led   solar  

eScooter - 36V Custom Voltage Regulator PUBLIC

A basic circuit design for a custom voltage regulator to step down a 36V DC battery to 9V for output.

by cxshermansg | updated October 22, 2017

36v   battery   dc   step-down   tl783   voltage-regulator  

BMS - Circuit v2b PUBLIC

by tprasanth | updated August 28, 2016

battery  

Relay Zener Diode Thing PUBLIC

by jimmyruby | updated April 30, 2014

battery   diode   induction   inductor   inductors   relay   resistors   switch   zener   zener-diode  

Raspberry Pi Battery PUBLIC

Portable battery for Raspberry Pi

by Diavolo_Rosso | updated May 15, 2013

battery   raspberry-pi  

Ergorapido charger PUBLIC

Electrolux Ergorapido EL1014 "charger". Batteries are 1.2 V × 10 = 12 V https://secure.flickr.com/photos/omegatron/sets/72157630955072072/ I guess it just supplies DC to the batteries, and then the...

by endolith | updated May 09, 2013

battery   consumer  

Arduino 9v power supply PUBLIC

by bkslsh | updated March 18, 2013

arduino   battery   microcontroller   power   power-supply  

Single Supply Simple OpAmp gain circuit for mic test on microntrollers w A/D PUBLIC

Simple amplifier which takes mic audio input and provides gain & DC centering for single supply microcontroller input

by manu | updated March 16, 2013

analog   audio   battery   microphone   preamp   single-supply  

9V-18V Solar Powered Fan PUBLIC

The solar panels keep the battery pack charged while the motor can run with the solar panels charging.

by licari | updated December 06, 2012

battery   fan   solar  

Basic LED Circuit PUBLIC

by lucasmoten | updated March 26, 2012

9v   battery   calculate   formula   led   ohms-law   resistor