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

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R/PAR/BR LED Bulb Designs – R20, PAR20, PAR30, PAR38, BR30, BR40, etc.

P/PAR/BR (e.g. PAR30) LED Bulb Reference Design  

National has circuits for many popular higher-power P/PAR/BR LED lamp applications:

  • Form factors include R20, PAR20, PAR30, PAR38, BR30 and BR40 among others

Our P/PAR/BR LED bulb 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 R/PAR/BR Bulb Reference Designs – R20, PAR20, PAR30, PAR38, BR30, BR40, etc.

Form Factor Input Voltage Isolation Dimming LED Driver Design Guide Eval Board
R/PAR/BR Lamp 120 VAC Yes Yes

AN-2034

LM3445-120VFLBK
No

AN-2082

LM3444-120VFLBK
No Yes

AN-2061

LM3445-EDSNEV
No

AN-2083

LM3444-EDSNEV
230 VAC Yes Yes

AN-2069

LM3445-230VFLBK
No

AN-2097

LM3444-230VFLBK

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