In this post we investigate the technical specifications and pinout details of the IC L293 which is a versatile quad half-H driver IC, and can be used for implementing many […]
New Circuit Projects
Wireless Thermometer Using 433 MHz RF Link Using Arduino
In this post I will show how to construct an Arduino based wireless thermometer which can monitor the room temperature and external ambient temperature. The data is transmitted and received […]
Anti-Corrosion Probes for Water Level Controller
In this post I have explained a few interesting methods of constructing anti-corrosion probes for water level sensor and controller circuits by using alternating supply across the probes. Using Bridge […]
2 Compact 12V 2 Amp SMPS Circuit for LED Driver
In this post I will comprehensively discuss a 2 simple 12V 2 amp SMPS circuit using the IC UC2842. We study a 2 amp flyback design by evaluating various formulas, […]
0-40V Adjustable Power Supply Circuit – Construction Tutorial
This multipurpose general purpose supply generates as much as 2.5 amps from zero to 20 volts or up to 1.25 amps from 0-40 volts. Current limiting is variable within the […]
3 Solid-State Single IC 220V Adjustable Power Supply Circuits
These AC to DC power supplies use a single chip to convert mains 220 V or 120 V input AC into 12 V or 5 V DC without depending on […]