MAX9937(2008) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX9937
(Rev.:2008)
(Rev.:2008)
Maxim Integrated
MAX9937 Datasheet PDF : 11 Pages
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Automotive Current-Sense Amplifier
with Reverse-Battery Protection
Typical Operating Characteristics (continued)
(VCC = 5V, VBAT = VRSP = 12V, VSENSE = VRS+ - VRS- = 0, RRSP = RRSN = 500Ω, ROUT = 10kΩ, TA = +25°C, unless otherwise noted.
See the Typical Application Circuit.)
OUTPUT SLEW RATE
VSENSE = -5mV TO +5mV
MAX9937 toc19
OUTPUT SLEW RATE
VSENSE = 5mV TO 200mV
MAX9937 toc20
IN
+5
10mV/div
-5
OUT
50mV/div
0V
IN
100mV/div
OUT
2V/div
4μs/div
LOAD-DUMP PROTECTION
MAX9937 toc21
100ms/div
VCM
10V/div
OUT
1V/div
4μs/div
REVERSE-BATTERY PROTECTION
MAX9937 toc22
VCM
10V/div
RSP
5V/div
4μs/div
OUT
2V/div
OUTPUT-VOLTAGE NONLINEARITY
vs. SENSE VOLTAGE
0.20
0.15
TA = -40°C
0.10
0.05
0
TA = +25°C
-0.05
TA = +125°C
-0.10
1 20 40 60 80 100 120 140 160 180 200
SENSE VOLTAGE (mV)
MAXIMUM OUTPUT CURRENT
vs. TEMPERATURE
9.00
8.00
VBAT = 12V
7.00
6.00
5.00
VBAT = 28V
4.00
3.00
2.00
VBAT = 4V
1.00
0
-40
0
40
80 120 160
TEMPERATURE (°C)
_______________________________________________________________________________________ 7
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