Add On-Board Power Measurement Capability To Telecom Equipment

by Samuel Kerem, Electronic Design, Jul 24 2008

Focus:
In telecom equipment with independent -48-V power feeds that are OR'ed together, the addition of an ADC, an isolation chip, op amp and some passive components provides current and voltage monitoring at the power input to the equipment.

What you’ll learn:

• How to monitor input voltage and current draw in telecommunications (telecom) equipment with two independent -48 V power feeds

Notes:
ED's Ideas For Design

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