Datasheet
MAX9922/MAX9923
Ultra-Precision, High-Side
Current-Sense Amplifiers
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Chip Information
PROCESS: BiCMOS
Unidirectional Mode
MAX9923T
MAX9923H
MAX9923F
GND
OUT
RS+ RS-
RSB
*OPTIONAL NOISE REDUCTION
FB
V
DD
3.3V
SHDN
ON
OFF
1nF*
REF
12-BIT ADC
V
SENSE
R
LOAD
BATT
1.9V TO
28V
Typical Operating Circuits
Bidirectional Mode
MAX9923T
MAX9923H
MAX9923F
GND
OUT
RS+ RS-
RSB
REF
*OPTIONAL NOISE REDUCTION
FB
V
DD
3.3V
SHDN
ON
OFF
1nF*
1.25V
V
REF
= 2.5V
12-BIT ADC
TO WALL-CUBE/CHARGER
V
SENSE
R
LOAD
BATT
1.9V TO
28V