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Power Over Ethernet LED Circuit
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Engineering & Manufacturing > Electrical

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The client has made the following changes to the job.


Job awarded.

Mar 8, 2011

Job Description

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  • Posted: Mon, Mar 07, 2011
  • Time Left: Closed
  • Location: Anywhere
  • Client prefers freelancers from:

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    a different location.

    You're still able to submit a proposal for this job, regardless of your location.
  • Start: Immediately
  • Budget: $500 - $1,000
  • Fixed Price Job
  • Elance Escrow Protection
  • U.S. freelancers must have W9
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We'd like to use power over ethernet to run some LED lights. We have a specific model of LED light I'd like to modify. The board that currently accomplishes AC to DC conversion and dimming capability will be removed and replaced with a power over ethernet capable board. The finished deliverable is a set of gerber files and circuit BOM for a board capable of running the LED light.

The circuit will need to use a commercially available LED controller IC (examples: AP8801SG-13; LM3402HVMM/NOPB; MAX16822BASA+)

The circuit will need to be 100% 802.3 af compliant.

The circuit could achieve POE handshaking either through the use of discrete components (as seen here:   [obscured]  /design/power-management-design/4012066/Simple-circuit-design-tutorial-for-PoE-applications) or through the use of a POE powered device IC (such as LM5071).

The circuit will provide 440mA @ ~ 20VDC to the LED fixture.

The circuit will need to be contained on a circular board 2-1/8" in diameter. The ethe...

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