ADM1075
Data Sheet
Parameter
Constant Power Active
Circuit Breaker Offset, V CBOS
Min
9.4
4.5
1.4
0.6
Typ
10
5
2
0.75
Max
11.0
5.7
2.6
0.95
Unit
mV
mV
mV
mV
Test Conditions/Comments
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0.2 V
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0.4 V
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 1.2 V
Circuit breaker voltage, V CB = V SENSECL ? V CBOS
Severe Overcurrent
Activates high current gate pull-down
Voltage Threshold, V SENSEOC
23
28
38
43
25
30
40
45
27
32
42
47
mV
mV
mV
mV
V ISET > 1.65 V; V SS ≥ 2 V; optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; default at power-up
V ISET > 1.65 V; V SS ≥ 2 V; optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; optional select through PMBus
Response Time
Glitch Filter Duration
Total Response Time
50
500
6.2
44
180
610
7
45
200
900
10.7
57
300
950
13
60
ns
ns
μs
μs
ns
ns
μs
μs
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
default at power-up
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
default at power-up
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 18 mV to 52 mV;
optional select through PMBus
ADM1075-2 ONLY (GAIN = 25)
Hot Swap Sense Voltage
Hot Swap Sense Voltage Current Limit,
V SENSECL
Constant Power Active
Circuit Breaker Offset, V CBOS
39.2
49.2
39.2
29.2
19
9.2
3
1.1
40
50
40
30
20
10
4
1.5
40.8
50.8
40.8
30.8
21.9
11.2
5.0
1.9
mV
mV
mV
mV
mV
mV
mV
mV
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0 V
V ISET = 1.25 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0 V
V ISET = 1.0 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0 V
V ISET = 0.75 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0 V
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0.2 V
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 0.4 V
V ISET > 1.65 V; V GATE = 3 V; I GATE = 0 μA; V SS ≥ 2 V; V PLIM = 1.2 V
Circuit breaker voltage, V CB = V SENSECL ? V CBOS
Severe Overcurrent
Activates high current gate pull-down
Voltage Threshold, V SENSEOC1
46
56
76
86
50
60
80
90
54
64
84
94
mV
mV
mV
mV
V ISET > 1.65 V; V SS ≥ 2 V; optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; default at power-up
V ISET > 1.65 V; V SS ≥ 2 V; optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; optional select through PMBus
Response Time
Glitch Filter Duration
50
400
6.2
44
200
900
10.7
57
ns
ns
μs
μs
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 36 mV to 104 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 36 mV to 104 mV;
default at power-up
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 36 mV to 104 mV;
optional select through PMBus
V ISET > 1.65 V; V SS ≥ 2 V; V SENSE step from 36 mV to 104 mV;
optional select through PMBus
Rev. C | Page 6 of 52
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