Part Number | LMP8640HV |
Distributor | Stock | Price | Buy |
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Part Number | LMP8640HV |
Manufacturer | National Semiconductor |
Title | Precision High Voltage Current Sense Amplifier |
Description | 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 . |
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 ■ PSRR 103 dB ■ CMRR (2.1V to 42V) -40°C to 125°C ■ Temperature range ■ 6-Pin TSOT Package Applications ■ ■ ■ ■ ■ ■ High-side current sense Ve. |
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