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MAX9920ASA/V+ 数据表(PDF) 6 Page - Maxim Integrated Products

部件名 MAX9920ASA/V+
功能描述  -20V to 75V Input Range, Precision Uni-/Bidirectional, Current-Sense Amplifiers
PDF  19 Pages
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制造商  MAXIM [Maxim Integrated Products]
网页  https://www.maximintegrated.com/en.html
标志 MAXIM - Maxim Integrated Products

MAX9920ASA/V+ 数据表(HTML) 6 Page - Maxim Integrated Products

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(VCC = 5V, VRS+ = VRS- = +14V, VSENSE = (VRS+ - VRS-) = 0V, VSHDN = VGND = 0V, VREFIN = VCC/2, RL = 100kΩ; for MAX9918,
AV = 90V/V, R2/R1 = 89kΩ/1kΩ; for MAX9920, AV = 20V/V, R2/R1 = 79kΩ/1kΩ; TA = -40°C to +125°C, unless otherwise noted. Typical
values are at TA = +25°C.) (Note 1)
Electrical Characteristics (continued)
PARAMETERS
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
REFIN Common-Mode Rejection
Ratio
REFINCMRR
MAX9918, MAX9919_ 0V ≤ VREFIN ≤ (VCC
- 1.9V)
82
103
dB
MAX9920
0V ≤ VREFIN ≤ (VCC
- 2.4V)
75
90
REFIN Current
IREFIN
MAX9918, MAX9919_, VRS+ = VRS- = ±50mV
±100
µA
MAX9920, VRS+ = VRS- = ±200mV
±100
SHDN Logic-High
VIH
2.0
V
SHDN Logic-Low
VIL
0.8
V
SHDN Logic Input Current
0 ≤ VSHDN ≤ VCC
5
µA
Supply Voltage Range
VCC
Inferred from PSRR test
4.5
5.5
V
Power-Supply Rejection Ratio
(Note 3)
PSRR
MAX9918, MAX9919_ 4.5V ≤ VCC ≤ 5.5V
74
103
dB
MAX9920
4.5V ≤ VCC ≤ 5.5V
68
100
Supply Current
ICC
VRS+ = VRS- = +14V
TA = +25°C
0.7
1.2
mA
TA = -40°C to +125°C
1.5
VRS+ = VRS- = -2V
TA = +25°C
1.0
1.6
TA = -40°C to +125°C
2.2
Shutdown Supply Current
ICC_SHDN VSHDN = VCC = 5V
0.5
10
µA
Small Signal -3dB Bandwidth
BW
MAX9918, VSENSE = 50mV
75
kHz
MAX9919F, VSENSE = 50mV
250
MAX9919N, VSENSE = 50mV
120
MAX9920, VSENSE = 200mV
230
Slew Rate
SR
MAX9918
0.6
V/µs
MAX9919F
0.9
MAX9919N
3.0
MAX9920
1.5
1% Settling Time from VSENSE
Step
MAX9918
VSENSE = 5mV to 50mV step
12
µs
VSENSE = 50mV to 5mV step
7
MAX9919F
VSENSE = 5mV to 50mV step
3.5
VSENSE = 50mV to 5mV step
2.5
MAX9919N
VSENSE = 5mV to 50mV step
3.5
VSENSE = 50mV to 5mV step
3
MAX9920
VSENSE = 20mV to 200mV step
5
VSENSE = 200mV to 20mV step
3
www.maximintegrated.com
Maxim Integrated │ 6
MAX9918/MAX9919/MAX9920
-20V to +75V Input Range,
Precision Uni-/Bidirectional,
Current-Sense Amplifiers



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