MAX9643 Maxim, MAX9643 Datasheet - Page 4

• Manufacturer Part Number: MAX9643
• Description: The MAX9643 is a high-speed 60V precision unidirectional current-sense amplifier ideal for a wide variety of power-supply control applications
• Manufacturer: Maxim

(V
Temperature limits are guaranteed by design and/or characterization.)
60V High-Speed Precision Current-Sense Amplifier
CC
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
40
35
30
25
20
15
10
= 5V, V
5
0
0
-10
INPUT OFFSET VOLTAGE HISTOGRAM
-20 -15 -10
vs. COMMON-MODE VOLTAGE
0
RS+
COMMON-MODE VOLTAGE (V)
INPUT OFFSET VOLTAGE (V)
10
= V
GAIN ERROR
-5
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RS-
20
0
= 12V, T
5 10
30
40
15
A
20
= -40NC to +125NC, unless otherwise noted. All devices are 100% production tested at T
50
25
30
60
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0
-50
0
GAIN ERROR vs. TEMPERATURE
-25
vs. SUPPLY VOLTAGE
10
SUPPLY CURRENT
0
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
25
20
50
Typical Operating Characteristics
75
30
100
125
40
-100
-120
-140
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
-20
-40
-60
-80
0
-50
1
vs. FREQUENCY (V
COMMON-MODE REJECTION RATIO
-25
10
vs. TEMPERATURE
SUPPLY CURRENT
0
TEMPERATURE (°C)
FREQUENCY (kHz)
MAX9643
100
25
CM_AC
50
1000
75
= 100mV)
A
10,000
= +25NC.
100
100,000
125