The TA2003P is a highly integrated AM/FM radio receiver IC, very close to CD2003GP. You can find TA2003P datasheet, pinout and other details here. Features Uses fewer external components. […]
Reference Design – High power adjustable LED driver with MAX16835
MAX16835 is a current regulated high power LED driver. It can take a wide range of input voltage, also supports dimming via a PWM signal. This IC is designed and […]
MOSFET based delay timer ciruit
Sometime we may need to turn off or turn on a device after some time. That’s when timer circuits are useful. Here we’re going to talk about simple MOSFET timer […]
220V LED circuit – AC mains powered LED driver
Efficient LED driving is tricky, you’ve to take care of both LED voltage and current. Here is a transformer less 220V LED circuit, not very efficient, but very simple and […]
20 watt push-pull CFL inverter circuit
Here a simple but efficient CFL inverter circuit, capable of diving a CFL, PL or tube light up to 20 watt. You can use this circuit to power up mobile chargers […]
Simple Piezo buzzer circuit with UM66T IC
A piezo buzzer circuit is quite popular to make feedback or alert sounds. You can find them in wristwatches, cars, medical devices, sirens, panic alarms and like so. In a previous […]
Simplest SMPS power supply ever – efficient and powerful – from an old CFL
New to power electronics ? Here is your first SMPS project. But a SMPS from an old/dead CFL ? Yes, it’s possible, with a little modification, of course the CFL’s […]
DIY 3.3V USB breakout board, LVTTL and LVCMOS compatible
Nowdays 3.3V logic level is gaining popularity, almost every every new microcontrollers are working on 3.3 volt. The worst part is some of them are not tolerant to input voltage above […]
Simple magnetic buzzer circuit with UM66 IC
Electromagnetic buzzers are another type of popular buzzers, they’re operated at relatively lower voltage and are of smaller size than piezo buzzers. A magnetic buzzer circuit is usually found in […]
Simple Piezo Buzzer circuit diagram and project details
Piezo buzzers are one of the most common buzzers available around, they got their name from the piezoelectric material used as the active element. These buzzers are usually driven at […]