AC/DC LED Drivers and LED Bulb & Downlight Reference Designs

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LED Downlight Designs

LED Downlight Bulb Fixture Reference Design

National is an industry leader in TRIAC dimmable LED downlight solutions for many applications inclduing:

4-inch and 6-inch recessed “can” lights
Troffer replacement fixtures

Our LED down light lamp circuits include:

Both 120VAC & 230VAC solutions
Isolated and non-isolated solutions
Dimming and non-dimming solutions
Multiple topologies to help with cost and performance trade-offs

LED Downlight Reference Designs

Form Factor	Input Voltage	Isolation	Dimming	Pout	LED Driver	Design Guide	Eval Board
Down Light Fixture	120 VAC	Yes	Yes	< 15W		AN-2098	LM3450EV120V15W
			Yes	> 15W		AN-2150	LM3450AEV120V30
			No			AN-2082	LM3444-120VFLBK
	230 VAC	Yes	Yes	< 25W		AN-2098	LM3450EV230V15W
			Yes	> 25W		AN-2150	LM3450AEV230V30
			No			AN-2097	LM3444-230VFLBK

Browse All LED Lighting Design Resources

National.com	TI.com
LED Drivers LED Lighting Application Notes LED Lighting Eval Boards & Reference Designs WEBENCH® LED Architect Design Tool	LED Drivers LED Lighting Reference Design Cookbook Lighting Tools & Development Kits PowerLab™ Reference Design Library

For technical questions regarding TI and National Semiconductor products:

TI E2E™ Community (engineer-to-engineer online forums where you can ask questions to your fellow engineers and TI experts, as well as search for similar questions/answers)
TI Product Information Center (TI's email/phone support hotline for your region of the world)

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