MAX472ESA-T Maxim Integrated, MAX472ESA-T Datasheet - Page 5

• Manufacturer Part Number: MAX472ESA-T
• Description: Special Purpose Amplifiers
• Manufacturer: Maxim Integrated
• Series: MAX471, MAX472r

Specifications of MAX472ESA-T

• Number Of Channels: Single
• Input Offset Voltage: 0.14 mV
• Operating Supply Voltage: 5 V, 9 V, 12 V, 15 V
• Supply Current: 0.02 mA
• Maximum Power Dissipation: 471 mW
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage - Max: 36 V
• Supply Voltage - Min: 3 V

Precision, High-Side
Current-Sense Amplifiers
(Typical Operating Circuit (MAX471) or circuit of Figure 4, RG1 = RG2 = 200Ω, R
otherwise noted.)
4
__________________________________________Typical Operating Characteristics
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
_______________________________________________________________________________________
40
38
36
34
32
30
28
65
60
55
50
45
40
35
-40
3
3
6
6
NO-LOAD OFFSET CURRENT vs.
-20
T
RS+ TO RS- RESISTANCE vs.
A
9 12
9 12
= +25°C
SUPPLY CURRENT vs.
T
T
T
SUPPLY VOLTAGE
T
SUPPLY VOLTAGE
A
TEMPERATURE (°C)
A
0
A
A
TEMPERATURE
= -40°C
= +85°C
= +25°C
15 18
= -40°C
15 18
MAX471
V
MAX471
V
RS+
20
RS+
T
21 24
A
(V)
21 24
(V)
= +85°C
40
27 30 33 36
27 30 33 36
VS+ = VS-
60
80
2.5
2.0
1.5
1.0
0.5
-12
-15
3.0
2.5
2.0
1.5
1.0
0.5
15
12
-3
-6
-9
0
0
9
6
3
0
0.01
3
3
6
6
RG1 = RG2 = 0
NO-LOAD OUTPUT ERROR vs.
ERROR vs. LOAD CURRENT
9 12
9 12
SHUTDOWN CURRENT vs.
I
SUPPLY VOLTAGE
LOAD
I
SUPPLY VOLTAGE
LOAD
0.10
15 18
T
15 18
A
MAX472
FROM RS- TO RS+
MAX471
FROM RS+ TO RS-
= -40°C
I
V
V
LOAD
RS+
CC
T
A
(V)
21 24
(V)
T
T
T
21 24
(A)
= +25°C
A
A
A
T
= -40°C
= +25°C
= +85°C
A
= +85°C
1
27 30 33 36
27 30 33 36
OUT
10
= 2kΩ (MAX472), T
1.10
1.00
0.90
0.80
0.70
-1
-2
4
3
2
1
0
40
35
30
25
20
15
10
5
0
3
0.01
3
6
I
POWER-SUPPLY REJECTION RATIO
LOAD
T
6
5V
A
POWER-SUPPLY FREQUENCY (kHz)
RS+
= -40°C
9 12
ERROR vs. SUPPLY VOLTAGE
GND
0.10
9 12
= 1A
A
T
T
T
RS–
OUT
SIGN THRESHOLD vs.
1 F
A
A
A
V
SUPPLY VOLTAGE
= +25°C, unless
T
= +85°C
= -40°C
= +25°C
A
V = 0mV TO 50mV
vs. FREQUENCY
15 18
5
A
= +25°C
15 18
V
1
RS+
MAX471
MAX472
V = 0V TO 1V
V
V = 0V TO 0.5V
CC
21 24
(V)
V
(V)
RG1 = RG2 = 200
21 24
RG1
10
-V
27 30 33 36
RG2
T
27 30 33 36
A
= +85°C
100
= 60mV,
1000