High-Side Power and
Current Monitors
ꢄBꢂOLUTE MꢄXIMUM RꢄTINGꢂ
CC
RS+, RS-, INHIBIT, LE, COUT1, COUT2 to GND...-0.3V to +30V
IOUT, POUT, REF to GND..........................-0.3V to (V + 0.3V)
V
, IN, CIN1, CIN2 to GND....................................-0.3V to +6V
8-Pin µMAX (derate 4.5mW/°C above +70°C).............362mW
16-Pin TSSOP (derate 9.4mW/°C above +70°C) ..........754mW
16-Pin Thin QFN (derate 25mW/°C above +70°C) .....2000mW
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature......................................................+150°C
Storage Temperature Range.............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
CC
Differential Input Voltage (V
- V ) ................................. 5V
RS+
RS-
Maximum Current into Any Pin.......................................... 10mA
Output Short-Circuit Duration to V or GND ........................10s
CC
Continuous Power Dissipation (T = +70°C)
A
6-Pin TDFN (derate 24.4mW/°C above +70°C) ..........1951mW
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICꢄL CHꢄRꢄCTERIꢂTICꢂ
(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
= +25°C, unless otherwise noted.) (Note 1)
A
PꢄRꢄMETER
ꢂYMBOL
CONDITIONꢂ
MIN
TYP
MꢄX
UNITꢂ
Operating Voltage Range
(Note 2)
V
2.7
5.5
V
CC
Common-Mode Input Range
(Note 3)
V
Measured at RS+
= +25°C,
4
28
V
CMR
MAX4210
380
670
570
960
670
1100
25
T
A
V
= +5.5V
CC
MAX4211
Supply Current
I
µA
CC
MAX4210
V
= +5.5V
CC
MAX4211
MAX421_A/B/C
MAX421_D/E/F
14
3
I
V
V
= 0mV
= 0mV
RS+
SENSE
SENSE
Input Bias Current
µA
8
I
3
8
RS-
IN Input Bias Current
Leakage Current
I
MAX421_D/E/F
= 0V
-0.1
0.1
-1
µA
µA
IN
I
, I
V
1
RS+ RS-
CC
MAX421_A/B/D/E
MAX421_C/F
150
100
V
Full-Scale Voltage
SENSE
V
mV
V
SENSE_FS
(Note 4)
IN Full-Scale Voltage
(Note 4)
MAX421_D/E/F, V
100mV
= 10mV to
= 10mV to
= 10mV to
= 10mV to
SENSE
SENSE
V
1
0.16
25
4
IN_FS
IN Input Voltage Range
(Note 5)
MAX421_D/E/F, V
100mV
V
1.10
28
V
IN
V
Full-Scale Voltage
MAX421_A/B/C, V
100mV
RS+
SENSE
SENSE
V
(Note 4)
V
Input Voltage Range
MAX421_A/B/C, V
100mV
RS+
V
V
RS+
(Note 5)
Current into IOUT = 10µA
Current into IOUT = 100µA
Current into POUT = 10µA
Current into POUT = 100µA
1.5
2.5
1.5
2.5
V
0V, V
25V
=
SENSE
80
80
Minimum IOUT/POUT Voltage
V
mV
V
=
OUT_MIN
RS+
Current out of
IOUT = 500µA
V
-
CC
0.25
V
=
SENSE
Maximum IOUT/POUT Voltage
(Note 6)
V
300mV,
= 25V
OUT_MAX
Current out of
POUT = 500µA
V
-
CC
0.25
V
RS+
2
_______________________________________________________________________________________