750mA Constant Current LED Driver Arduino Nano Shield
ArduinoLed

750mA Constant Current LED Driver Arduino Nano Shield

This small constant current LED driver Nano shield has been designed using CAT4104 IC from ON semiconductor. Its 4 channel LED driver. The board has provision to mount 20 SMD 1206 LEDs. The LED can be RED, GREEN, BLUE and WHITE. Reduce the number of LED to 12 if White LEDs are used, as...

Continue Reading
905
Views
0 Comments
Dual Forward/Reverse DC Motor Driver with Brake for Robots
Motor

Dual Forward/Reverse DC Motor Driver with Brake for Robots

This high current forward-reverse DC motor driver is built using STK681-332 IC from ON Semiconductor. The circuit can drive brushed DC Motor with up to 12 A peak current. The circuit requires 3 input signals: Enable for PWM input for speed control, IN1 and IN2 to change the motor...

Continue Reading
1001
Views
0 Comments
Built-in Inductor Negative Output Voltage Expanded Lineup of “micro DC/DC” Converters
IC

Built-in Inductor Negative Output Voltage Expanded Lineup of “micro DC/DC” Converters

Torex Semiconductor has launched the XCL303/XCL304 as a new series of inductor built-in negative output voltage “micro DC/DC” Converters. The XCL303/XCL304 series are small coil-integrated negative voltage micro DC/DC converter IC. Increased oscillating frequency to 2.5 MHz and by...

Continue Reading
1100
Views
0 Comments
Create +/-12V Split Rail From A 5V Bias
Power supply

Create +/-12V Split Rail From A 5V Bias

With digital semiconductor technology driving system power supplies to lower voltages for higher performance and lower system power, sensitive analog sensor circuits face a growing problem. Much of the inherent noise created in the early stages of an analog sensor signal path is...

Continue Reading
1531
Views
0 Comments
Isolated High Power DC Solid-State Relay Shield for Arduino
Arduino

Isolated High Power DC Solid-State Relay Shield for Arduino

Isolated high power Mosfet DC solid state relay shield allows you to control high current DC load in switching or PWM control mode. The project can be used in wide verity of applications like DC-DC Converters, inverters, DC motor control, solenoid, LED Dimmer, battery chargers and it...

Continue Reading
1918
Views
0 Comments
Infineon Technologies XDPL8221 Digital PFC+Flyback Controller
IC

Infineon Technologies XDPL8221 Digital PFC+Flyback Controller

The emerging trend of smart lighting and Internet of Things, requires a new generation of LED drivers. Infineon Technologies AG introduces the new member of its XDP LED series, the XDPL8221 for cost-effective dual-stage drivers with advanced features. This device combines a...

Continue Reading
1791
Views
0 Comments
Twelve PWM outputs from an ATtiny85
Mcu

Twelve PWM outputs from an ATtiny85

This project describes how to get 12 analogue PWM outputs from an ATtiny85, so you can drive 12 LEDs with individual control over each LED's brightness. David Johnson-Davies writes: Each LED can be set to a brightness between 0 (off) and 63 (fully on). The demonstration program shows a...

Continue Reading
1965
Views
0 Comments
4A PWM Controlled Unipolar Stepper Motor Driver using STK672-740
Motor

4A PWM Controlled Unipolar Stepper Motor Driver using STK672-740

The project published here is a high-performance Unipolar stepper motor driver that offers PWM controlled high current output. An Arduino board and the project published here can be combined to create a good Unipolar stepper motor driver with micro-stepping, supply 36v DC and load...

Continue Reading
2161
Views
0 Comments
Archives