High-Side Power and
Current Monitors
ELECTRICꢄL CHꢄRꢄCTERIꢂTICꢂ ꢀAontinuedx
(V
= 5.0V, V
= 25V, V
= 5mV, V = 1.0V, V = 0V, R
= R
= 1MΩ, V
= V
= V
, V
= V
=
CIN2-
CC
GND, V
RS+
= 0V, R
SENSE
IN
LE
IOUT
A
POUT
CIN1+
CIN2+
REF CIN1-
= R
= 5kΩ connected to V , T = -40°C to +85°C, unless otherwise noted. Typical values are at
INHIBIT
COUT1
COUT2
CC
T
A
= +25°C, unless otherwise noted.) (Note 1)
PꢄRꢄMETER
ꢂYMBOL
CONDITIONꢂ
MIN
TYP
MꢄX
UNITꢂ
Power-Up Time to 1% of
Current Output Final Value
V
= 100mV, C
= 10pF,
SENSE
LOAD
100
µs
MAX4211
Power-Up Time to 1% of Power
Output Final Value
V
= 100mV, C
= 10pF
100
µs
µs
SENSE
LOAD
C
= 10pF, V
= -100mV to
LOAD
SENSE
35
35
25
Saturation Recovery Time for
Current Out (Note 7)
+100mV
C
= 10pF, V
= 1.5V to 100mV
LOAD
SENSE
V
V
= 5V, V
= 10V, C
LOAD
= 10pF,
CC
RS+
= -100mV to +100mV
SENSE
Saturation Recovery Time for
Power Out (Note 7)
µs
V
V
V
= 5V, V
= 10V, C
RS+ LOAD
= 10pF,
CC
25
= 1.5V to 100mV
SENSE
I
I
= 0 to 100µA, T = +25°C
1.20
1.19
1.21
1.22
1.23
5
REF
A
Reference Voltage
V
REF
= 0 to 100µA, T = -40°C to +85°C
REF
A
Comparator Input Offset
Comparator Hysteresis
Common-mode voltage = REF
0.5
5
mV
mV
Comparator Common-Mode
Low
Functional test
Functional test
0.1
V
Comparator Common-Mode
High
V
-
CC
V
nA
V
1.15
Comparator Input Bias Current
I
BIAS
-2
Comparator Output Low
Voltage
V
I
= 1mA
0.2
0.6
1
OL
SINK
Comparator Output-High
Leakage Current (Note 8)
V
= 28V
µA
V
PULLUP
LE Logic Input-High Voltage
Threshold
0.67 x
V
IH
V
CC
LE Logic Input-Low Voltage
Threshold
0.33 x
V
V
IL
V
CC
LE Logic Input Internal
Pulldown Current
0.68
1.3
1
2.20
µA
V
INHIBIT Logic Input-High
Voltage Threshold
INHIBIT Logic Input-Low
Voltage Threshold
0.5
V
V
INHIBIT Logic Input Hysteresis
0.6
1
INHIBIT Logic Input Internal
Pulldown Current
0.68
2.20
µA
4
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