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

> 15W AN-2150

LM3450AEV120V30

No AN-2082

LM3444-120VFLBK

230 VAC Yes Yes < 25W AN-2098

LM3450EV230V15W

> 25W AN-2150

LM3450AEV230V30

No AN-2097

LM3444-230VFLBK

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