MAX9938F データシートの表示（PDF） - Maxim Integrated
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MAX9938F Datasheet PDF : 14 Pages
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1µA, 4-Bump UCSP/SOT23,
Precision Current-Sense Amplifier
Typical Operating Characteristics (continued)
(VRS+ = VRS- = 3.6V, TA = +25°C, unless otherwise noted.)
GAIN ERROR
vs. COMMON-MODE VOLTAGE
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
5 10 15 20 25 30
VOLTAGE (V)
GAIN ERROR
vs. TEMPERATURE
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
VOUT vs. VSENSE
(SUPPLY = 3.6V)
G = 100
G = 50
G = 25
50
100
150
VSENSE (mV)
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
VOUT vs. VSENSE
(SUPPLY = 1.6V)
G = 100
G = 50
G = 25
20
40
60
80 100
VSENSE (mV)
SMALL SIGNAL GAIN
vs. FREQUENCY
5
AV = 25V/V
0
-5
AV = 100V/V
-10
AV = 50V/V
-15
-20
-25
-30
1Hz
10Hz 100Hz 1kHz 10kHz 100kHz 1MHz
FREQUENCY (kHz)
CMRR
vs. FREQUENCY
0
-20
G = 25
-40
-60
G = 50
-80
-100
G = 100
-120
-140
-160
1Hz
10Hz 100Hz 1kHz 10kHz 100kHz 1MHz
FREQUENCY (kHz)
SMALL-SIGNAL PULSE RESPONSE
(GAIN = 100)
MAX9938 toc13a
VSENSE
15mV
10mV
SMALL-SIGNAL PULSE RESPONSE
(GAIN = 50)
MAX9938 toc13b
30mV
VSENSE
20mV
1.5V
1.5V
VOUT
1V
VOUT
1V
20μs/div
25μs/div
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