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MAX9920ASA/V+ 数据表(PDF) 3 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  18 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) 3 Page - Maxim Integrated Products

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-20V to +75V Input Range, Precision
Uni-/Bidirectional, Current-Sense Amplifiers
_______________________________________________________________________________________
3
PARAMETERS
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VRS+ = VRS- = +14V
±1.2
MAX9918
VRS+ = VRS- = -2V
±3.3
VRS+ = VRS- = +14V
±1.8
MAX9919_
VRS+ = VRS- = -2V
±1.8
VRS+ = VRS- = +14V
±2.4
Input Offset Voltage Drift
(Note 3)
VOSD
MAX9920
VRS+ = VRS- = -2V
±8.8
μV/°C
Common-Mode Range
VCM
Inferred from CMRR tests
-20
+75
V
-2V
≤ VCM ≤ +14V
80
MAX9918, MAX9919
-20V
≤ VCM ≤ +75V
96
-2V
≤ VCM ≤ +14V
72
Common-Mode Rejection Ratio
(Note 3)
CMRR
MAX9920
-20V
≤ VCM ≤ +75V
86
dB
TA = +25°C
±175
Input Bias Current
IRS+, IRS-
-20V
≤ VCM ≤ +75V
TA = -40°C to +125°C
±250
μA
Input Offset Current
(IRS+ - IRS-)
0
±8
μA
Input Leakage Current in
Shutdown
-20V
≤ VCM ≤ +75V, VSHDN = VCC = 5V
±30
μA
Input Leakage Current
VRS+ = VRS- = +14V, +75V, VCC = 0V
±30
μA
Common mode
300
k
Ω
MAX9918,
MAX9919_
Differential
715
Ω
Common mode
330
k
Ω
Input Resistance
MAX9920
Differential
224
Ω
MAX9918, MAX9919_
50
Full-Scale Sense Voltage (Note 4)
VSENSE
Inferred from gain
error test
MAX9920
200
mV
MAX9918, MAX9920
Adj
MAX9919F
45
Gain (Notes 2, 4)
G
MAX9919N
90
V/V
MAX9918
30
Minimum Adjustable Gain
GADJ
MAX9920
7.5
V/V
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 5V, VRS+ = VRS- = +14V, VSENSE = (VRS+ - VRS-) = 0V, VSHDN = VGND = 0V, VREFIN = VCC/2, RL = 100k
Ω; for MAX9918, AV =
90V/V, R2/R1 = 89k
Ω/1kΩ; for MAX9920, AV = 20V/V, R2/R1 = 79kΩ/1kΩ; TA = -40°C to +125°C, unless otherwise noted. Typical val-
ues are at TA = +25°C.) (Note 1)



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