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ADM1191-2ARMZ-R7 数据表(PDF) 3 Page - Analog Devices

部件名 ADM1191-2ARMZ-R7
功能描述  Digital Power Monitor with Convert Pin and ALERTB Output
PDF  16 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADM1191-2ARMZ-R7 数据表(HTML) 3 Page - Analog Devices

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ADM1191
Rev. B | Page 3 of 16
SPECIFICATIONS
VCC = 3.15 V to 26 V, TA = −40°C to +85°C, typical values at TA = 25°C, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Conditions
VCC PIN
Operating Voltage Range, VCC
3.15
26
V
Supply Current, ICC
1.7
2
mA
Undervoltage Lockout, VUVLO
2.8
V
VCC rising
Undervoltage Lockout Hysteresis, VUVLOHYST
80
mV
CONV PIN
Input Current, ICONV
−2
+2
μA
Logic Low Threshold, VCONVL
1.2
V
Logic High Threshold, VCONVH
1.4
V
MONITORING ACCURACY1
Current Sense Absolute Accuracy
0°C to +70°C
−1.45
+1.45
%
VSENSE = 75 mV
−1.8
+1.8
%
VSENSE = 50 mV
−2.8
+2.8
%
VSENSE = 25 mV
−5.7
+5.7
%
VSENSE = 12.5 mV
0°C to +85°C
−1.5
+1.5
%
VSENSE = 75 mV
−1.8
+1.8
%
VSENSE = 50 mV
−2.95
+2.95
%
VSENSE = 25 mV
−6.1
+6.1
%
VSENSE = 12.5 mV
−40°C to +85°C
−1.95
+1.95
%
VSENSE = 75 mV
−2.45
+2.45
%
VSENSE = 50 mV
−3.85
+3.85
%
VSENSE = 25 mV
−6.7
+6.7
%
VSENSE = 12.5 mV
VSENSE for ADC Full Scale2
105.84
mV
Voltage Sense Accuracy
0°C to +70°C
−0.85
+0.85
%
VCC = 3.0 V to 5.5 V (low range)
−0.9
+0.9
%
VCC = 10.8 V to 16.5 V (high range)
0°C to +85°C
−0.85
+0.85
%
VCC = 3.0 V to 5.5 V (low range)
−0.9
+0.9
%
VCC = 10.8 V to 16.5 V (high range)
−40°C to +85°C
−0.9
+0.9
%
VCC = 3.0 V to 5.5 V (low range)
−1.15
+1.15
%
VCC = 10.8 V to 16.5 V (high range)
VCC for ADC Full Scale3
Low Range (VRANGE = 1)
6.65
V
High Range (VRANGE = 0)
26.52
V
ADC Conversion Time4
150
μs
SENSE PIN
Input Current, ISENSE
−1
+1
μA
VSENSE = VCC
SETV PIN
Overcurrent Trip Threshold
98
100
102
mV
VSETV = 1.8 V
49.5
50
50.5
mV
VSETV = 0.9 V
Overcurrent Trip Gain, VSETV/(VCC − VSENSE)
18
VSETV = 0.9 V to 1.9 V
Input Current, ISETVLEAK
−1
+1
μA
VSETV = 0.9 V to 1.9 V
ALERTB PIN
Output Low Voltage, VALERTOL
0.05
0.1
V
IALERT = −100 μA
1
1.5
mA
IALERT = −2 mA
Input Current, IALERT
−1
+1
μA
VALERT = VCC; ALERTB not asserted



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