Home » CC

3 Intelligent 3.7V Li-Ion Battery Charger Circuits using Specialized ICs

The post elaborately explains 3 automatic intelligent single chip CC/CV or constant current, constant voltage 3.7V Li-Ion battery charger circuits, using specialized Hi-End IC TP4056, IC LP2951, IC LM3622, with battery temperature sensing and termination facility. Design#1 CIRCUIT DESCRIPTION The first design is probably the smartest one, incorporating the IC TP4056 which is a comprehensive … Read more3 Intelligent 3.7V Li-Ion Battery Charger Circuits using Specialized ICs

18650 2600mAh Battery Datasheet and Working

In this article we will try to understand 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 … Read more18650 2600mAh Battery Datasheet and Working

How to Make a Simple Milliohm Tester Circuit

milliohm meter tester circuit

I wanted a milliohm tester circuit that could be used to measure resistance on printed circuit boards to track down shorted components. I looked at several designs and combined several ideas into this project. By Henry Bowman Circuit Operation Referring to the schematic, the milliohm tester is powered by two 9 volt dry cells. The … Read moreHow to Make a Simple Milliohm Tester Circuit

What is Constant Current Source – Facts Explained

In this post we try to analyze what is constant current source and how it affects a load, or how it may be used with a load correctly for achieving the most efficient results. The following discussion between me and Mr. Girish will clearly explain what is CC or how constant current operates. How a … Read moreWhat is Constant Current Source – Facts Explained

7 Watt LED Driver SMPS Circuit – Current Controlled

The presented 7 watt LED driver circuit is an SMPS based non-isolated, transformerless circuit which ensures a safe current controlled output for the attached LED, it is very affordable to build without  involving complex transformer winding. Constant Current and Load Regulation Objective The aim behind the design of the IC TPS92310 (from TEXAS INSTRUMENTS) is … Read more7 Watt LED Driver SMPS Circuit – Current Controlled

Calculating Voltage, Current in a Buck Inductor

In this post we’ll try to understand the various parameters required for designing a correct buck converter inductor, such that the required output is able to achieve maximum efficiency. In our previous post we learned the basics of buck converters and realized the important aspect regarding the transistor’s ON time with respect to the periodic … Read moreCalculating Voltage, Current in a Buck Inductor

Do NOT follow this link or you will be banned from the site!