Description
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LMP8640, LMP8640-Q1, LMP8640HV SNOSB28G * AUGUST 201.
The LMP8640, LMP8640-Q1 and the LMP8640HV are precision current sense amplifiers that detect small differential voltages across a sense resistor in th.
Features
* 1 Typical Values, TA = 25°C
* High Common-Mode Voltage Range
* LMP8640: -2 V to 42 V
* LMP8640-Q1: -2 V to 42 V, AEC-Q100
* LMP8640HV: -2 V to 76 V
* Supply Voltage Range: 2.7 V to 12 V
* Gain Options: 20 V/V; 50 V/V; 100 V/V
* Max Gai
Applications
* High-Side Current Sense
* Vehicle Current Measurement
* Motor Controls
* Battery Monitoring
* Remote Sensing
* Power Management
++-
Simplified Schematic
IS
+IN
RS
-IN
RIN
RIN
LMP8640
L o
a
d
+-
V+
RG = 2
* RIN V-
VA
G
ADC
VOUT
G
