puneet1984

Instructables

• 

  The Definitive Guide to Precision Power: Mastering the INA219 & INA226

  1 223
• 

  DIY Solar Charge Controller (PWM)

  2 7.1K
• 

  DIY LiPo Battery Capacity Tester

  6 3.5K
• 

  Charge Pump Circuit

  3 8.9K
• 

  IoT Home Automation With ESP8266 and NodeRed + MQTT

  104
• 

  Lithium Ion Polymer Battery AIO Charger-protector-booster

  1.5K
• 

  DC – DC Voltage Step Down Switch Mode Buck Voltage Converter (LM2576/LM2596)

  6 5.4K
• 

  Water Level Indicator Using ULN 2003 IC

  5 8.5K