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ADM1171 Datasheet(PDF) 3 Page - Analog Devices

Part No. ADM1171
Description  2.7 V to 16.5 V Hot Swap Controller with Current Sense Output
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADM1171 Datasheet(HTML) 3 Page - Analog Devices

 
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ADM1171
Rev. 0 | Page 3 of 16
SPECIFICATIONS
VCC = 2.7 V to 16.5 V, TA = −40°C to +85°C, typical values at TA = 25°C, unless otherwise noted.
Table 1.
Parameter
Symbol
Min
Typ
Max
Unit
Conditions
VCC PIN
Operating Voltage Range
VCC
2.7
16.5
V
Supply Current
ICC
0.65
0.8
mA
Undervoltage Lockout
VUVLO
2.4
2.525
2.65
V
VCC rising
Undervoltage Lockout Hysteresis
VUVLOHYS
40
mV
ON (ON-CLR) PIN
Input Current
IINON
−1
0
+1
μA
Threshold
VON
1.22
1.3
1.38
V
ON rising
Threshold Hysteresis
VONHYST
50
mV
SENSE PIN
Hot Swap Operating Range
2.7
16.5
V
Input Current
IINSENSE
5
10
15
μA
Circuit Breaker Limit Voltage
VCB
44
50
56
mV
VCB = (VCC − VSENSE)
GATE PIN
Drive Voltage
VGATE
4.6
7.5
10
V
VGATE − VCC, VCC = 3.0 V
6.0
8
12
V
VGATE − VCC, VCC = 3.3 V
8.75
10
12
V
VGATE − VCC, VCC = 5 V
7.5
9
12
V
VGATE − VCC, VCC = 12 V
5.56
8
12
V
VGATE − VCC, VCC = 15 V
Pull-Up Current
−6.5
−12
−14.5
μA
VGATE = 0 V
Pull-Down Current
4
mA
VGATE = 3 V, VCC = 5 V, ON (ON-CLR) = low
Pull-Down Current
25
mA
VGATE = 3 V, VCC < UVLO
TIMER PIN
Pull-Up Current
ITIMERUP
−2
−5
−8.5
μA
Initial cycle, VTIMER = 1 V
−25
−60
−100
μA
During current fault, VTIMER = 1 V
Pull-Down Current
ITIMERDN
2
3.5
μA
After Cct breaker tip, VTIMER = 1 V
100
μA
Normal operation, VTIMER = 1 V
Threshold High
VTIMERH
1.22
1.3
1.38
V
TIMER rising
Threshold Low
VTIMERL
0.15
0.2
0.25
V
TIMER falling
SS PIN
Soft Start Pull-up Current
10
μA
Current Setting Gain
20
V/V
VSS/VSENSE
Soft Start Completion Voltage
1
V
Pull-Down Current
50
μA
During fault
CSOUT PIN
Total Output Voltage Error
−5
0
+5
%
VCC − SENSE = 50 mV
Gain
20
V/V
VCC − SENSE = 10 mV to 50 mV
Gain Accuracy
0
±2.5
%
Offset
±1
mV
Output Impedance
14
tOFF
Turn-Off Time (TIMER Rise to GATE Fall)
2
μs
VTIMER = 0 V to 2 V step, VCC = VON = 5 V
Turn-Off Time (ON Fall to GATE Fall)
40
μs
VON = 5 V to 0 V step, VCC = 5 V
Turn-Off Time (VCC Fall to IC Reset)
40
μs
VCC = 5 V to 2 V step, VON = 5 V


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