RS485 terminating resistor power rating – electronics.stackexchange.com

RS485 terminating resistor power rating – electronics.stackexchange.com

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As far as i know rs485 specifies a bus common mode voltage of: -7V to +12V the terminating resistor is 120ohm , using VxV/R , yields high power rating to the resistor , certainly more than 1w . (...

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