Analog Devices’ LT3950 1.5 A multi-topology LED driver offers 20,000:1 range dimming of the LED
IC

Analog Devices’ LT3950 1.5 A multi-topology LED driver offers 20,000:1 range dimming of the LED

High contrast applications (day to night) require high dimming ratios, and ADI's LT3950 provides up to 20,000:1 dimming ratio, providing high dynamic range dimming for day/night vision. The flexibility to combine with analog input dimming provides accurate LED brightness control and...

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60W LED Dimmer for 12V LEDs using 555 Timer
Led

60W LED Dimmer for 12V LEDs using 555 Timer

The project shown here is a cheap 60W LED dimmer for 12V LEDs/12V LED strips. The circuit is based on the very popular, versatile, and low-cost 555 timer IC, NE555 IC generates a PWM signal and IRF540 MOSFET works as output driver for the LEDs. In this circuit the 555 IC used in an...

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Free Elektor Article: Infrared Remote Controlled Dimmer
High Voltage

Free Elektor Article: Infrared Remote Controlled Dimmer

This IR remote controlled dimmer works with a triac and in its standard configuration is suitable for light electric heaters and incandescent lamps up to about 1000 watts. The PIC microcontroller used in the project can learn control codes from almost any remote control. Here’s power...

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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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Tiny Isolated Dimmer with Linearly Corrected Output
High Voltage

Tiny Isolated Dimmer with Linearly Corrected Output

Dimmers provide a way to reduce the power of resistive elements like heaters and light features by changing the waveform of the voltage applied to them. There are different approaches to the development/implementation of dimmers and there are a lot of how-to guides and projects based on...

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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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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...

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IoT LED Dimmer
IoT

IoT LED Dimmer

Sasa Karanovic shared a how-to on making a IoT LED dimmer: Making a IoT LED dimmer that you can control via your PC, phone, tablet or any other device connected to the network is super simple, and I’m going to show you how. I’m sharing my three channel LED dimmer that you can use...

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