LMP8640_NationalSemiconductor.pdf
Datasheet Details
Part number:
LMP8640HV, LMP8640
Manufacturer:
National Semiconductor
File Size:
1.10 MB
Description:
Precision high voltage current sense amplifier.
Note:
This datasheet PDF includes multiple part numbers: LMP8640HV, LMP8640.
Please refer to the document for exact specifications by model.
LMP8640HV, LMP8640, Precision High Voltage Current Sense Amplifier
The LMP8640 and the LMP8640HV are precision current sense amplifiers that detect small differential voltages across a sense resistor in the presence of high input common mode voltages with a supply voltage range from 2.7V to 12V.
The LMP8640 accepts input signals with common mode voltage range from
LMP8640HV Features
* Typical values, TA = 25°C
* High common-mode voltage range -2V to 42V
* LMP8640 -2V to 76V
* LMP8640HV 2.7V to 12V
* Supply voltage range 20V/V; 50V/V; 100V/V
* Gain options 0.25%
* Max gain error 900µV
* Low offset voltage 13 μA
* Input bias current 85 dB
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