Archives: Projects
![3.3V @ 1.5A Buck Regulator 3.3V @ 1.5A Buck Regulator](https://www.electronics-lab.com/wp-content/uploads/2017/04/schematic-1024x325.jpg)
3.3V @ 1.5A Buck Regulator
The circuit presented here is based on LTC3601, a high efficiency, monolithic synchronous buck regulator from Linear Technology. The circuit operates at an input voltage ranging from 4V to 15V, this makes it suitable for a wide range of power supply applications. It is capable of...
Continue Reading![AmpStrike – Battery Powered Bench Power Supply AmpStrike – Battery Powered Bench Power Supply](https://www.electronics-lab.com/wp-content/uploads/2016/04/PCB1.jpg)
AmpStrike – Battery Powered Bench Power Supply
Introduction This is a small bench power supply that is powered by two lithium-ion batteries. The project was inspired by Dave Jones from EEVblog but the design is completely mine. The voltage range is 0-20V regulated in 10mV steps and maximum current is 1A with current limit set in 1mA...
Continue Reading![5V to 12V Step Up DC-DC Converter 5V to 12V Step Up DC-DC Converter](https://www.electronics-lab.com/wp-content/uploads/2016/04/5V-to-12V-Step-up-converter-500x500.jpg)
5V to 12V Step Up DC-DC Converter
Step up DC-DC converter is based on LM2577-ADJ IC, this project provides 12V output using 5V input, maximum output load of 800mA. The LM2577 are monolithic integrated circuits that provide all of the power and control functions for step-up (boost), fly-back, and forward converter...
Continue Reading![-5V @100mA Switched Capacitor Converter -5V @100mA Switched Capacitor Converter](https://www.electronics-lab.com/wp-content/uploads/2017/03/3d-model.jpg)
-5V @100mA Switched Capacitor Converter
The circuit diagram presented here is about a negative voltage regulator. It is based on LT1054, which is a switched capacitor voltage converter with regulator from Texas instrument. This device has many advantages over other previously available switched capacitor voltage converters....
Continue Reading![Dual DC Motor driver using two L293D Dual DC Motor driver using two L293D](https://www.electronics-lab.com/wp-content/uploads/2016/03/Dual-DC-Motor-driver-for-robot-using-L293D-DC001-e1459241252416.jpg)
Dual DC Motor driver using two L293D
Dual DC Motor driver using two L293D IC. The L293D device is quadruple high-current half-H driver. The 293D is designed to provide bidirectional drive current up to 600mA a voltage from 5V to 36V. It provides 600mA +600mA on each channel suitable for mini hobby robots. The board...
Continue Reading![AC Motor Speed Controller using U2008B AC Motor Speed Controller using U2008B](https://www.electronics-lab.com/wp-content/uploads/2016/03/AC-Motor-Speed-Controller-500x500.jpg)
AC Motor Speed Controller using U2008B
This is a low cost, current feedback phase control AC motor driver based on U2008 IC. The U2008B is designed as a phase control circuit in bipolar technology. It enables load-current detection as well as mains-compensated phase control. Motor control with load-current feedback and...
Continue Reading![DC Motor Speed and Direction Controller using L293D DC Motor Speed and Direction Controller using L293D](https://www.electronics-lab.com/wp-content/uploads/2016/03/DC_Motor_Speed_Controller_IMG-e1458720271762.jpg)
DC Motor Speed and Direction Controller using L293D
DC Motor Speed and direction controller project based on L293D H-Bridge and 555 Timer IC. 555 Generate PWM and L293D works as output driver. The 293D provides bidirectional drive current up to 600mA a voltage from 5V to 12V. L293D includes the output clamping diodes for...
Continue Reading![5V to 12V @400mA Boost Converter 5V to 12V @400mA Boost Converter](https://www.electronics-lab.com/wp-content/uploads/2017/03/SCHEMATIC-1024x624.jpg)
5V to 12V @400mA Boost Converter
The circuit presented here is about a boost converter based on LM2698. It is a PWM boost converter from Texas instruments. LM2698 can also be used as a flyback converter. The current mode architecture is a special feature of LM2698, which provides superior line and load regulation....
Continue Reading