Allowing for the flow of power or information without shared electrical nodes

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dual pH sensor system

I am working on the development of a dual pH and dual Pt100 sensor interface for a fish farm tank control system. The tank is expected to have about 75m3 of water, a number of pumps, and feeding ...
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What are the differences between Channel-to-Ground & Channel-to-Channel isolation?

I have the following questions regarding different types of isolation techniques: What are the major differences between Channel-to-Ground & Channel-to-Channel isolation techniques? Are all Ch-...
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Isolation between cells for battery charging & testing

I want to charge Lipo battery packs and possibly other chemistries too. Six cell packs for starters. But hope to handle more and less. Perhaps a lot more cells. For electric vehicles, skateboards, ...
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ACPL-C79B problem

This is my first post on this forum. I have a problem with an isolation amplifier and i hope there's someone here who can help me out. Let me explain my situation. I use an ACPL-C79B from Avago to ...
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PCB isolation strength VS pad-to-pad distance

Is there any estimation regarding the relation between PCB pad to pad distance and isolation strength? If the board is covered with the mask and the minimum distance is 2,9 mm which isolation voltage ...
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51 views

Isolated CAN and Onewire

I have a bord where HV is present and one where only LV is presented. On each board is an Onewire und a CAN bus. How can I isolate the buses? I found for CAN this: http://www.ti.com/lit/an/slla298b/...
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863 views

Can You Drive Back-To-Back MOSFETs (aka a Solid State Relay) Without Using An Optocoupler?

I was wondering if there was any way of driving back-to-back MOSFETs (with their sources and gates tied together as shown in the following image) without using an optocoupler? The reason is that ...
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Simulated analog narrow band output ground loop

I am using a Wide Band Lambda controller with a simulated analog narrow band output, the controller system must be grounded to the chassis and is also shared with analog common which connects to the ...