TPS40210-Q1, TPS40211-Q1
SLVS861D –AUGUST 2008–REVISED APRIL 2010
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TYPICAL CHARACTERISTICS (continued)
REFERENCE VOLTAGE CHANGE
REFERENCE VOLTAGE CHANGE
vs
vs
JUNCTION TEMPERATURE
INPUT VOLTAGE
0.4
0.5
52 V
0.4
0.3
0.2
0.0
0.2
0.1
-0.2
0.0
-0.1
-0.2
-0.3
-0.4
-0.5
-0.4
-0.6
4.5 V
V
VDD
12 V
4.5 V
52 V
12 V
-0.8
-40 -25 -10
T
5 20 35 50 65 80 95 110 125
– Junction Temperature – ° C
0
10
20
30
40
– Input Voltage – V
50
60
V
J
VDD
Figure 5.
Figure 6.
UNDERVOLTAGE LOCKOUT THRESHOLD
OVERCURRENT THRESHOLD
vs
vs
JUNCTION TEMPERATURE
JUNCTION TEMPERATURE
4.30
155
154
153
152
151
150
UVLO
4.5 V
V
VDD
Off
On
4.5 V
7.5 V
12 V & 20 V
30 V
4.25
4.20
7.5 V
UVLO On
30 V
4.15
4.10
4.05
12 V & 20 V
149
148
UVLO Off
4.00
147
-40 -25 -10
T
5 20 35 50 65 80 95 110 125
– Junction Temperature – ° C
-40 -25 -10
T
5
20 35 50 65 80 95 110 125
– Junction Temperature – ° C
J
J
Figure 7.
Figure 8.
6
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