MAX9918 Maxim, MAX9918 Datasheet - Page 5

• Manufacturer Part Number: MAX9918
• Description: The MAX9918/MAX9919/MAX9920 are single-supply, high-accuracy current-sense amplifiers with a high input common-mode range that extends from -20V to +75V
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
90V/V, R2/R1 = 89kΩ/1kΩ; for MAX9920, A
ues are at T
REFIN Common-Mode Rejection
Ratio
REFIN Current
SHDN Logic-High
SHDN Logic-Low
SHDN Logic Input Current
Supply Voltage Range
Power-Supply Rejection Ratio
(Note 3)
Supply Current
Shutdown Supply Current
Small Signal -3dB Bandwidth
Slew Rate
1% Settling Time from V
Step
CC
= 5V, V
PARAMETERS
A
Uni-/Bidirectional, Current-Sense Amplifiers
RS+
= +25°C.) (Note 1)
= V
RS-
_______________________________________________________________________________________
= +14V, V
SENSE
-20V to +75V Input Range, Precision
SENSE
RE FIN
I
SYMBOL
CC_SHDN
I
PSRR
REFIN
V
I
BW
V
V
SR
= (V
CC
CC
IH
IL
C M R R
V
= 20V/V, R2/R1 = 79kΩ/1kΩ; T
RS+
- V
MAX9918, MAX9919_
MAX9920
M AX 9918, M AX 9919_, V
MAX9920, V
0 ≤ V
Inferred from PSRR test
MAX9918, MAX9919_ 4.5V ≤ V
MAX9920
V
V
V
MAX9918, V
MAX9919F, V
MAX9919N, V
MAX9920, V
MAX9918
MAX9919F
MAX9919N
MAX9920
MAX9918
MAX9919F
MAX9919N
MAX9920
RS+
RS+
SHDN
RS-
SHDN
) = 0V, V
= V
= V
= V
RS-
RS-
≤ V
CC
RS+
SENSE
SENSE
= +14V
= -2V
SENSE
SENSE
V
V
V
V
V
V
V
V
CC
= 5V
SHDN
CONDITIONS
S E N S E
S E N S E
SENSE
SENSE
SENSE
SENSE
SENSE
SENSE
= V
= 50mV
= 200mV
RS-
= 50mV
= V
= 50mV
= 20m V to 200m V step
= 200m V to 20m V step
= 5mV to 50mV step
= 50mV to 5mV step
= 5mV to 50mV step
= 50mV to 5mV step
= 5mV to 50mV step
= 50mV to 5mV step
RS +
GND
= ±200mV
0V ≤ V
- 1.9V)
0V ≤ V
- 2.4V)
4.5V ≤ V
T
T
T
T
A
A
A
A
A
= - 40°C to + 125°C
= - 40°C to + 125°C
= +25°C
= +25°C
= V
= -40°C to +125°C, unless otherwise noted. Typical val-
= 0V, V
REFIN
REFIN
RS -
CC
CC
= ± 50m V
≤ 5.5V
≤ 5.5V
REFIN
≤ (V
≤ (V
CC
CC
= V
CC
MIN
/2, R
2.0
4.5
82
75
74
68
L
= 100kΩ; for MAX9918, A
TYP
103
103
100
250
120
230
0.7
1.0
0.5
0.6
0.9
3.0
1.5
3.5
2.5
3.5
90
75
12
7
3
5
3
±100
±100
MAX
0.8
5.5
1.2
1.5
1.6
2.2
10
5
UNITS
V/μs
kHz
mA
dB
μA
μA
dB
μA
μs
V
V
V
V
5
=