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Battery

Calculate Battery, Transformer, MOSFET in Inverter

Last Updated on May 20, 2026 by Swagatam 105 Comments

In this post I have explained how to correctly calculate inverter parameters with associated stages such as battery and transformer, by calculating the matching the parameters correctly. Introduction Making an inverter all by yourself can be definitely lot of fun. However if the results are not satisfactory can completely spoil the whole purpose of the […]

Filed Under: Electronics Theory Tagged With: Battery, Calculate, Inverter, MOSFET, Transformer

LiFePO4 Battery Charging/Discharging Specifications, Advantages Explained

Last Updated on May 20, 2026 by Swagatam 14 Comments

LIFePO4 compressed

While Li-Ion and Lithium polymer electrolyte (LiPo) batteries possess unmatched energy density, Lithium-based batteries are costly to produce and need meticulous handling along with a cautious charging. With the advancement of nanotechnology, the manufacturing process of the cathode electrode for these batteries has seen a substantial improvement. The break through nanotechnology-based high-load LiFePO4 cells are […]

Filed Under: Battery Charger Circuits, Electronics Theory Tagged With: Advantages, Battery, Charging, Discharging, LiFePO4, Specifications

What’s Internal Resistance of Battery

Last Updated on May 20, 2026 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

18650 2600mAh Battery Datasheet and Circuit Diagram

Last Updated on May 18, 2026 by Swagatam 43 Comments

718777204 109

In this article I will try to explain the main specifications and datasheet of the Li-Ion cell 18650 2600 mAh, which is one of the most popular Li-ion batteries, and preferred by all electronic professionals due to its high efficiency, in terms power delivery and compact dimensions. Li-Ion batteries are one of the most advanced […]

Filed Under: Datasheets and Components Tagged With: 18650, 2600mAh, Battery, Datasheet

BQ24295 Smart Battery Charger IC with Boost + OTG

Last Updated on May 18, 2026 by Swagatam Leave a Comment

This BQ24295 IC is like a super smart charger chip. This one is not just for charging battery, but also doing many other jobs like boost converter, USB detection, power path control, and even OTG (host power supply). So we can say that this is a full battery charging and power management IC. Let us […]

Filed Under: Battery Charger Circuits, Datasheets and Components Tagged With: Battery, Boost, BQ24295, Charger, OTG, Smart

12V Battery Charger Circuits [using LM317, LM338, L200, Transistors]

Last Updated on May 17, 2026 by Swagatam 200 Comments

317CIRCUIT

In this article I will be discussing a list of simple 12V battery charger circuits which are very easy and cheap by its design yet extremely accurate with its output voltage and current specs. All the designs presented here are current controlled meaning their outputs will never go beyond a predetermined fixed current level. UPDATE: […]

Filed Under: Battery Charger Circuits Tagged With: 12V, Battery, Charger, Circuits, LM317, LM338

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