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TL494 Datasheet, Pinout, Application Circuits

The IC TL494 is a versatile PWM control IC, which can be applied in many different ways in electronic circuits. In this articles we discuss in detail regarding the main functions of the IC, and also how to use it in practical circuits. General Description The IC TL494 is specifically designed for single chip pulse … Read moreTL494 Datasheet, Pinout, Application Circuits

CMOS IC LMC555 Datasheet – Works with 1.5 V Supply

IC 555 CMOS Version

In this post we study the datasheet, pinout, and technical specifications of the IC LMC555 which is a CMOS version of the standard IC 555. The IC is equipped with many outstanding features, the most amazing being its minimum supply range which is down to 1.5V. Meaning now you have an IC 555 which can … Read moreCMOS IC LMC555 Datasheet – Works with 1.5 V Supply

Motorcycle Button Start Locking Circuit

In this post we discuss how to modify an existing button start system in motorcycles so that it’s disabled as soon as the engine has started and gained the required minimum amount of RPM. The idea was requested by Mr. Jordan Circuit Requirements I just discovered your splendid site/blog with focus on education about electronics. … Read moreMotorcycle Button Start Locking Circuit

3 Simple DC Motor Speed Controller Circuits Explained

3 easy to build speed controller circuits for DC motors are presented here, one using Mosfet IRF540, second using IC 555 and the third concept with IC 556 featuring torque processing. Design#1: Mosfet based DC Motor Speed Controller A very cool and easy DC motor speed controller circuit could be build using a just a … Read more3 Simple DC Motor Speed Controller Circuits Explained

How to Make Simple Boost Converter Circuits

simple boost converter circuit using BJT

A couple of simple boost converter circuts are explained in this post, whch can be build and applied by any hobbyists for their own specific requiremenet. What is a Boost Converter A boost converter circuit is a design intended for stepping-up or boosting a small input voltage levels to a desired higher output voltage level, … Read moreHow to Make Simple Boost Converter Circuits

Use this Capacitor Tester to Find Leaky Capacitors Quickly

capacitor tester circuit

This simple capacitor tester is capable of testing electrolytic capacitors in the range of 1uf to 450uf. It can test large start and run capacitors as well as 1uf miniature capacitors rated at 10v. Once you understand the timing cycle, you can test down to 0.5uf and up to 650uf. By Henry Bowman How to … Read moreUse this Capacitor Tester to Find Leaky Capacitors Quickly