Datasheet

Data Sheet ADM1275
Rev. D | Page 19 of 48
0
0.5
1.0
1.5
2.0
2.5
3.0
0
50
100
V
VCAP
(V)
I
VCAP
(µ
A)
+85
°
C
+25
°C
–40°
C
08931-138
Figure 38. VCAP Voltage (V
VCAP
) vs. VCAP Load (I
VCAP
)
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
–40 –20
20 40 600
80
UV THRESHOLD (mV)
TEMPERATURE (°C)
V
CC
= 12V
08931-139
Figure 39. UV Threshold (UV
TH
) vs. Temperature
–40
TEMPERATURE (°C)
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
OV THRESHOLD (mV)
V
CC
= 12V
08931-140
–20
20 40 60
0
80
Figure 40. OV Threshold (OV
TH
) vs. Temperature
0
0.5
1.0
1.5
2.0
2.5
3.0
–25
–20
–15
–10
–5
0 5
V
ADR
(V)
I
ADR
(µA)
00 DECODE 01 DECODE
10 DECODE
11 DECODE
08931-141
Figure 41. ADR Pin Voltage (V
ADR
) vs. Current (I
ADR
)
08931-142
0
1
2
3
4
5
6
7
8
9
10
0
5
10
15 20 25
30
ACCURACY
(%)
SENSE VOLTAGE (mV)
16× AVERAGING
128× AVERAGING
Figure 42. Worst-Case Current Sense Power Monitor Error vs. Current Sense
Voltage (V
SENSE
), 0°C to 65°C, V
SENSE+
= 12 V