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Battery

Solar Charge Controller for 100 Ah Battery

Last Updated on December 15, 2021 by Swagatam 32 Comments

100 Ah solar regulator

This comprehensive solar charge controller is designed to effectively charge a big 12 V 100 Ah battery with utmost efficiency. The solar charger is practically foolproof in terms of battery over charge, load short circuit, or over current conditions. By Vismit Singh The key elements of this 100 Ah solar regulator circuit are, obviously the […]

Filed Under: Solar Controller Circuits Tagged With: 100, Battery, Charge, Controller, Solar

500 Watt Inverter Circuit with Battery Charger

Last Updated on August 3, 2020 by Swagatam 391 Comments

500 watt

In this post we will comprehensively discuss how to build a 500 watt inverter circuit with an integrated automatic battery charger stage. Further in the article we will also learn how to upgrade the system for higher loads and how to enhance ot into a pure sine wave version. This 500 watt power inverter will […]

Filed Under: Inverter Circuits Tagged With: 500, Battery, Charger, Inverter, Watt

Cellphone Low Battery Cut-off with Indicator Circuit

Last Updated on January 29, 2020 by Swagatam 65 Comments

lowbatteryindicatorcircuitforphonechargers

In this post I have explained a simple yet effective low battery cut-off with indicator circuit which can be integrated with cell phone/tablet charger battery packs in order to monitor and avoid battery draining below a set threshold. The idea was requested by Mr. David. Technical Specifications Hi Swagatam. I know it was asked before, […]

Filed Under: Sensors and Detectors Tagged With: Battery, Cellphone, Indicator

Maintenance Tips for Lead Acid Battery

Last Updated on July 18, 2019 by Swagatam 3 Comments

In this post I have explained some of the crucial parameters related to lead acid battery maintenance tips for ensuring longer life to the device. The questions were asked by Mr. Raja Gilse, answered by me. What is Full Charge Voltage of a 12V Battery Question: What is the full charge volt of the 12 […]

Filed Under: Inverter Circuits Tagged With: Acid, Battery, Lead, Maintenance, Tips

What’s Internal Resistance of Battery

Last Updated on July 7, 2019 by Swagatam 2 Comments

fig2B1

In this post we try to investigate internal resistance of battery and try to learn the critical characteristics involved with this battery parameter. What’s Internal Resistance of Battery The internal resistance (IR) of a battery is basically the level of opposition to the passage of electrons or current through the battery in a closed loop. […]

Filed Under: Electronics Theory Tagged With: Battery, Internal, Resistance

Generator/UPS/Battery Relay Changeover Circuit

Last Updated on July 6, 2019 by Swagatam 28 Comments

automatic2Bbattery2Bcharger2Bcircuit

In this article I have explained a generator/UPS/Battery relay changeover circuit for implementing a customized optimization for a generator, UPS, battery power network, in order to enhance the operational efficiency of the system. The idea was requested by Mr. Sidingilizwe. Circuit Objectives and Requirements First of all thank you for adding me to your circles. […]

Filed Under: Inverter Circuits Tagged With: Battery, Changeover, Generator, Relay, UPS

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