Datasheet

−40 −20 0 20 40 60 80 100 120
T
J
-Junction Temperature- C
o
20
100
140
160
Start Time − ms
C
VC
=22 Fm
V
VDD1
=10.2V
V
VDD1
=35V
120
80
60
40
5 10 15 25 30 35 40 50 60
V − V
VDD1-RTN
0
1
2
6
I SourceCurrent − mA
VC
−
5520 45
3
4
5
T =-40 C
J
o
V =
VC
8.6V
T =25 C
J
o
T =125 C
J
o
(V
VDD
− V
VSS
) − PoE Voltage − V
0
1
2
3
4
5
6
7
8
0 2 4 6 8 10
I
VDD
− Bias Current − µA
G001
−40°C
25°C
125°C
−40 −20 0 20 40 60 80 100 120
T
J
-Junction Temperature- C
o
460
465
470
475
480
485
CurrentLimit − mA
TPS23757
www.ti.com SLVS948D –JULY 2009–REVISED NOVEMBER 2013
TYPICAL CHARACTERISTICS
DETECTION BIAS CURRENT PoE CURRENT LIMIT
vs vs
VOLTAGE TEMPERATURE
Figure 3. Figure 4.
CONVERTER START TIME CONVERTER STARTUP CURRENT
vs vs
TEMPERATURE V
VDD1
Figure 5. Figure 6.
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