ADM1176(Rev0) Просмотр технического описания (PDF) - Analog Devices
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ADM1176 Datasheet PDF : 24 Pages
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ADM1176
SPECIFICATIONS
VCC = 3.15 V to 16.5 V; TA = −40°C to +85°C; typical values at TA = 25°C, unless otherwise noted.
Table 1.
Parameter
Min
Typ
VCC PIN
Operating Voltage Range, VVCC
3.15
Supply Current, ICC
1.7
Undervoltage Lockout, VUVLO
2.8
Undervoltage Lockout Hysteresis, VUVLOHYST
80
ON PIN
Input Current, IINON
−100
Max
16.5
2.5
+100
Unit Conditions
V
mA
V
VCC rising
mV
nA ON < 1.5 V
−2
Rising Threshold, VONTH
1.26
1.3
Trip Threshold Hysteresis, VONHYST
35
50
Glitch Filter Time
3
SENSE PIN
Input Leakage, ISENSE
−1
Overcurrent Fault Timing Threshold, VOCTIM 92
Overcurrent Limit Threshold, VLIM
97
100
Fast Overcurrent Trip Threshold, VOCFAST
GATE PIN
Drive Voltage, VGATE
3
6
9
11
7
10
Pull-Up Current
8
12.5
Pull-Down Current
1.5
5
7
TIMER PIN
Pull-Up Current (Power On Reset), ITIMERUPPOR −3.5
−5
Pull-Up Current (Fault Mode), ITIMERUPFAULT
−40
−60
Pull-Down Current (Retry Mode), ITIMERDNRETRY
2
Pull-Down Current, ITIMERDN
Trip Threshold High, VTIMERH
Trip Threshold Low, VTIMERL
A0 PIN, A1 PIN
Set Address to 00, VADRLOWV
Set Address to 01, RADRLOWZ
100
1.26
1.3
0.175 0.2
0
135
150
Set Address to 10, IADRHIGHZ
−1
Set Address to 11, VADRHIGHV
Input Current for 11 Decode, IADRLOW
Input Current for 00 Decode, IADRHIGH
2
3
−40
−22
+2
1.34
65
+1
103
115
9
13
13
17
−6.5
−80
3
1.34
0.225
0.8
165
+1
5.5
10
μA
V
ON rising
mV
μs
μA
VSENSE = VVCC
mV VOCTRIM = (VVCC − VSENSE), fault timing starts on the
TIMER pin
mV VLIM = (VVCC − VSENSE), closed-loop regulation to a
current limit
mV VOCFAST = (VVCC − VSENSE), gate pull-down current
turned on
V
VGATE − VVCC, VVCC = 3.15 V
V
VGATE − VVCC, VVCC = 5 V
V
VGATE − VVCC, VVCC = 16.5 V
μA VGATE = 0 V
mA VGATE = 3 V, VVCC = 3.15 V
mA VGATE = 3 V, VVCC = 5 V
mA VGATE = 3 V, VVCC = 16.5 V
μA Initial cycle, VTIMER = 1 V
μA During current fault, VTIMER = 1 V
μA After current fault and during a cool-down
period on a retry device, VTIMER = 1 V
μA Normal operation, VTIMER = 1 V
V
TIMER rising
V
TIMER falling
V
Low state
kΩ Resistor to ground state, load pin with specified
resistance for 01 decode
μA Open state, maximum load allowed on the A0
pin and the A1 pin for 10 decode
V
High state
μA VADR = 2.0 V to 5.5 V
μA VADR = 0 V to 0.8 V
Rev. 0 | Page 3 of 24
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