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Design PCB Schematic and PCB layout and Bill of Materials for 1 off product
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Engineering & Manufacturing > Other - Engineering & Manufacturing

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The client has made the following changes to the job.


Job awarded.

Sep 18, 2011

Job Description

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  • Posted: Wed, Sep 14, 2011
  • Time Left: Closed
  • Location: Anywhere
  • Client prefers freelancers from:

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  • Start: Immediately
  • Budget: Less than $500
  • Fixed Price Job
  • Elance Escrow Protection
  • W9 Not Required
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Please see attached job description and specification:

Project Background/ Task description:
I require the design and component layout for two PCB through mount circuit boards. The object is to provide a fault reporting mechanism from an existing piece of electrical equipment (SMA power inverter 6000A) to an external device.
Device Board
The first circuit board (device board) will be a small device mounted within the power inverter, It will pick up a two signals which are sent to a readout diode Lo( 0 0.5V, high (1.8 0.2V) already present on the power inverter board . The board within the inverter to which the device board will be mounted has a floating ground which fluctuates at Australian grid voltage (240 Vac RMS 10%). As such, the output from the device board must be isolated from its input signal. An Optocoupler chip (chip marking: 021H58 - SFH6156-3 - V x001) has been used elsewhere on the power inverter to achieve this functionality and I would prefer that it be us...

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Job ID: 26125950
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