Datasheet

Bidirectional, High-Side, Current-Sense
Amplifiers with Reference
ELECTRICAL CHARACTERISTICS (continued)
(V
RS
+
= V
RS
-
= V
CC
= 2.7V to 24V, V
SENSE
= V
RS
+
- V
RS
-
= 0V, I
REFOUT
= 0, V
SHDN
= V
CC
, V
GSEL
= GND, V
REFIN
= 2.5V (MAX4072),
T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C and at V
CC
= V
RS
+
= 12V.) (Notes 1, 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
MAX4071,
V
CC
= 2.7V
65 150
I
OUT
= 10µA,
V
SENSE
= 100mV,
V
RS+
= V
CC
MAX4069/MAX4070/
MAX4072,
V
CC
= 3.6V
65 150
MAX4071,
V
CC
= 2.7V
90 250
OUT Voltage High V
CC
- V
OH
I
OUT
= 500µA,
V
SENSE
= 100mV,
V
RS+
= V
CC
MAX4069/MAX4070/
MAX4072,
V
CC
= 3.6V
90 250
mV
MAX4071,
V
CC
= 2.7V
520
I
OUT
= -10µA,
V
SENSE
= -100mV,
V
RS+
= V
CC
MAX4069/MAX4070/
MAX4072,
V
CC
= 3.6V
520
MAX4071,
V
CC
= 2.7V
100 250
OUT Voltage Low V
OL
I
OUT
= -500µA,
V
SENSE
= -100mV,
V
RS+
= V
CC
MAX4069/MAX4070/
MAX4072,
V
CC
= 3.6V
100 250
mV
Gain = 50V/V 100
-3dB Bandwidth BW
V
SENSE
= 50mV,
V
CC
= 12V, C
L
= 100pF
Gain = 100V/V 40
kHz
GSEL = GND 50
Gain A
V
GSEL = V
CC
100
V/V
Capacitive-Load Stability 100 pF
Power-Supply Rejection Ratio PSRR
V
CC
= 2.7V to 24V
(MAX4069/MAX4071/MAX4072),
V
CC
= 3.6V to 24V (MAX4070)
100 120 dB
Logic Low Voltage (GSEL, SHDN)V
IL
V
CC
= 3.6V or 24V 0.6 V
Logic High Voltage (GSEL, SHDN)V
IH
V
CC
= 3.6V or 24V 2 V
Gain-Select Input Current I
GSEL
GSEL = V
CC
= 24V or GND 0.01 1 µA
SHDN = V
CC
= 24V 3 12
Shutdown Input Current I
SHDN
SHDN = GND, V
CC
= 24V 0.01 1
µA
MAX4069–MAX4072
4
Maxim Integrated