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Battery simulator has variable ESR response


Power Circuit Diagram - Battery simulator has variable ESR response
Power Circuit Diagram - Battery simulator has variable ESR response
IC1 supplies a stable voltage, setting the unloaded output voltage. IC2 provides the necessary inversions for the ESR function.
Barry Galvin, Grae LLC, Simi Valley, California, USA
The circuit simulates most battery types, including lithium ion and alkaline. It supplies 0.5 to 4.2V at several amperes to the device under test, and it can simulate the ESR of a variety of battery types.

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