Typical operating characteristics (continued) – Rainbow Electronics MAX9920 User Manual
Page 9
MAX9918/MAX9919/MAX9920
-20V to +75V Input Range, Precision
Uni-/Bidirectional, Current-Sense Amplifiers
_______________________________________________________________________________________
9
Typical Operating Characteristics (continued)
(V
CC
= 5V, T
A
= +25°C, unless otherwise noted.)
V
OUT -
V
REFIN
vs. V
SENSE
MAX9918 toc19
V
OUT
- V
REFIN
(V)
70
60
40 50
0 10 20 30
-10
-0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
-1.0
-20
80
MAX9918, V
REFIN
= 0V
UNIDIRECTIONAL,
GAIN = 90V/V
-2V V
CM
: SOLID LINE
14V V
CM
: DASHED LINE
V
SENSE
(mV)
V
OUT
- V
REFIN
vs. V
SENSE
MAX9918 toc20
V
SENSE
(mV)
V
OUT
- V
REFIN
(V)
30
20
0
10
-20 -10
-30
-2.5
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
-3.0
-40
40
MAX9918, V
REFIN
= V
CC
/2
BIDIRECTIONAL,
GAIN = 90V/V
-2V V
CM
: SOLID LINE
14V V
CM
: DASHED LINE
V
OH
/V
OL
vs. I
OH
MAX9918 toc21
I
OH
(mA)
V
OH
AND V
OL
(mV)
9
8
7
6
5
4
3
2
1
50
100
150
200
250
300
350
0
0
10
V
CC
- V
OH
V
CM
= +14V
V
OL
LINEARITY vs. V
SENSE
MAX9918 toc16
V
SENSE
(mV)
LINEARITY (%)
65
60
55
40 45 50
10 15 20 25 30 35
5
-0.08
0.02
0.04
0.06
0
-0.02
-0.04
-0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
-0.10
0
70
V
CM
= +14V
V
CC
= 5V
V
REFIN
= GND
A
V
= 90V/V
UNIDIRECTIONAL
T
A
= -40°C
T
A
= +25°C
T
A
= +125°C
LINEARITY vs. V
SENSE
MAX9918 toc17
V
SENSE
(mV)
LINEARITY (%)
80
60
0 20 40
-60 -40 -20
-80
-0.20
-0.15
-0.10
-0.05
0
0.05
0.10
0.15
0.20
0.25
-0.25
-100
100
V
CM
= -2V
V
CC
= 5V
V
REFIN
= V
CC
/2
A
V
= 30V/V
BIDIRECTIONAL
T
A
= +25°C
T
A
= +125°C
T
A
= -40°C
LINEARITY vs. V
SENSE
MAX9918 toc18
V
SENSE
(mV)
LINEARITY (%)
80
60
0 20 40
-60 -40 -20
-80
-100
100
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
V
CM
= +14V
V
CC
= 5V
V
REFIN
= V
CC
/2
A
V
= 30V/V
BIDIRECTIONAL
T
A
= +25°C
T
A
= +125°C
T
A
= -40°C