PWM Module with Dual Source/Sink Outputs using SG3525
Timer

PWM Module with Dual Source/Sink Outputs using SG3525

SG3525 PWM module is a great tool for every hobbyist. This circuit can be used in various applications such as switching power supply, DC-DC converter, DC motor speed controller, LED dimer, High voltage power supply, solenoid driver, and electronic DC load.  This low-cost pulse width...

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E522.48 – 16 channel automotive LED driver with bus interface
ICLed

E522.48 – 16 channel automotive LED driver with bus interface

The E522.48 is a multi-channel PWM driver for e.g. light application. It provides 16 current sinks with integrated 10bit PWM generator for each channel. Each of the drivers can digitally be configured to drive up to 100mA with a selectable slew rate. The device supports I²C bus...

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Smart LED Dimmer Controlled via Bluetooth
Led

Smart LED Dimmer Controlled via Bluetooth

Author: Anas Ajaj for Dialog Semiconductor Introduction This article describes how to build a smart digital dimmer. A dimmer is a common light switch that is used in houses, hotels and many other buildings. Older versions of dimmer switches were manual, and would typically incorporate...

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12W Dimmer with Soft Start for 12V LEDs
Led

12W Dimmer with Soft Start for 12V LEDs

The circuit presented here is a LED dimmer with a soft-start function. The board can drive a LED up to 12W and the circuit can manage a load up to 1A continuous with 12Vsupply. The circuit is built using SG3525 PWM IC and the IRFR120 MOSFET, SG3525 generates the PWM, and IRFR120 MOSFET...

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VIPER222 – high voltage MOSFET with a PWM control
IC

VIPER222 – high voltage MOSFET with a PWM control

The VIPER222 device is a high performance high voltage converter that combines a 730 V rugged power MOSFET with a PWM control. The device embeds the high voltage startup and the current sense circuit, avoiding the use of extra components in the BoM. Frequency jittering spreads the EMI...

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Multiple Dimming Isolated PWM Controller for high-performance LED lighting
IC

Multiple Dimming Isolated PWM Controller for high-performance LED lighting

Diodes Incorporated announced the availability of the versatile dimming input controller for offline LED lamps. AL8116 works with three types of dimmer signal formats: 0 to 10 V dimming voltage PWM (Pulse Width Modulation) signal Simple potentiometer It converts these...

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2.7A PWM Valve/Solenoid Driver Arduino Nano Shield
Arduino

2.7A PWM Valve/Solenoid Driver Arduino Nano Shield

This Arduino shield helps to drive various loads like a solenoid, valve, motor, inductive actuator, heater, and bulb. A wide supply range 8V-60V and a load current of 2.7A allows it to be used with a variety of actuators. The board can be used as a stand-alone driver or it can be...

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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...

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