Lighting Applications Center

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Solid State Lighting Application Notes :: Energy efficiency in solid-state lighting apps

Solid-state lighting (SSL) technology has great promise for significant gains in energy efficiency and huge overall energy savings. According to a 2005 study titled Energy Efficient Lighting...  >>  

Fluorescent Lighting Application Notes :: AN10315 LED dimmer demoboard

AN10315 LED dimmer demoboard Rev. 01 -- 7 January 2005 Application note Document information Info Content I2C, LED, RGB, LED controller, LED dimmer, LED blinker, color mixing, Keywords RGB mixing,...  >>  

Fluorescent Lighting Application Notes :: Lighting Application Notes

Application Notes, Applications, Solutions, Design Support. Dimming, Non-dimming, multiple lamp designs and more!  >>  

Fluorescent Lighting Application Notes :: CCFL Characteristics

Cold Cathode Fluorescent Lamps (CCFL) are used as white-light sources to backlight liquid crystal displays (LCDs). CCFLs offer many desirable features, but they also have unique characteristics...  >>  

LEDs and LED Driver Technology

A light-emitting diode (LED) is a semiconductor device that emits incoherent narrow-spectrum light when electrically forward biased, resulting in a form of electro-luminescence. The color of the...  >>  

Solid State Lighting Application Notes :: Analysis of Different Solutions and Trade-off Cost vs. Power Factor Performance for Electronic Ballasts By Cecilia Contenti (International Rectifier)

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Fluorescent Lighting Application Notes :: White Light LED Driver With Gradual Dimming

This circuit uses the Texas Instruments TPS61040 white light LED driver to provide gradual illumination at turnon and turnoff without the use of a microprocessor.  >>  

A New Circuit for Low-Cost Electronic Ballast

The goal of this design is to implement a low-cost linear ballast with good PFC, acceptable THD, and low current-crest factor. The ballast uses Passive Valley Fill configuration to reduce costs...  >>  

Solid State Lighting White Papers :: A New Building Block to Light the Way to Rapid Ballast Design Cecilia Contenti and Zan Huang (International Rectifier)

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Solid State Lighting Application Notes :: Low Voltage DC Supply Dimmable Ballast for 1 x 36W T8 Lamp (International Rectifier)

It is possible to design an effective dimmable ballast based around the IR21592, that is powered from a low voltage DC supply instead of the AC line.  >>  

Solid State Lighting Application Notes :: AAT1231 | Step-Up DC/DC Converter for White LED Backlight Applications

The AAT1231/1231-1 are high frequency, high efficiency constant current boost converters capable of 24V maximum output voltage. Both devices are ideal power solutions for backlight applications...  >>  

Solid State Lighting Application Notes :: Universal Input Dual Lamp Ballast Series Configuration for T8/32W and T8/36W (International Rectifier)

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Solid State Lighting Application Notes :: Driving LED light bars using NXP solutions

Light Emitting Diodes (LEDs) have been used in electronic systems for many years primarily as indicator lights on electronic devices. Recent advances in high brightness and color LEDs have made...  >>  

Solid State Lighting Application Notes :: U-148 Dimmable Cold-Cathode Fluorescent Lamp Ballast Design Using the UC3871

The UC1871 family of ICs is optimized for highly efficient fluorescent lamp control. An additional PWM controller is integrated on the IC for applications requiring an additional supply, as in LCD...  >>  

High Frequency Ballasts in Fluorescent Lighting

A ballast for a fluorescent lamp has two primary functions: Provide high initial voltage to start the lamp; and regulate lamp current during operation. Common electronic ballasts convert 60-Hz line...  >>