Datasheet

Data Sheet ADM1276
Rev. C | Page 15 of 48
0
5
10
15
20
25
30
35
40
45
50
V
SENSEOC
(mV)
V
CC
(V)
T
A
= 25°C
2 4 6 8 10 12 14 16 18 20
09718-028
Figure 28. Severe Overcurrent Voltage Threshold (V
SENSEOC
)
vs. Supply Voltage (V
CC
), V
ISET
= V
VCAP
15
10
5
0
20
25
30
35
40
45
50
V
SENSEOC
(mV)
V
CC
= 12V
TEMPERATURE (°C)
–40 –20 0 20 40 60 80
09718-029
Figure 29. Severe Overcurrent Voltage Threshold (V
SENSEOC
)
vs. Temperature, V
ISET
= V
VCAP
0123456789101112
0
50
100
150
I
SENSEx
(µA)
V
SENSEx
(V)
09718-030
Figure 30. SENSE+/SENSE− Input Current (I
SENSEx
) vs. Voltage (V
SENSEx
)
0
5
10
15
20
0 –2 –4 –6 –8 –10 –12 –14 –16 –18 –20 –22 –24 –26
∆V
GATE
(V)
I
GATEUP
(µA)
V
CC
= 2.95V
V
CC
= 12V
V
CC
= 20V
09718-031
Figure 31. Gate Drive Voltage (ΔV
GATE
) vs. Gate Pull-Up Current (I
GATEUP
)
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
012345678910
V
OL_PWRGD
(V)
I
OL
(mA)
V
CC
= 2.95V
V
CC
= 12V
09718-032
Figure 32. PWRGD Pin, V
OL
vs. I
OL
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
V
OL
(V)
V
CC
= 2.95V
V
CC
= 12V
012345678910
I
OL
(mA)
09718-033
Figure 33.
LATCH
and GPO2/
ALERT2
Digital Outputs, V
OL
vs. I
OL