Datasheet

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U1
C6
+
+
U2
GND
RESIN
CT
REF
8
U3*
TL7712A
7
2
3
6
1
5
4
C
3.3 F
T
m
C
0.1 F
REF
m
R
10k
RST
W
C2
1
5
6
4
GNDInhibit
2
1
5
6
4
GNDInhibit
2
C5
C1
3
3
12V
Track
Track
*UseTPS3808G50with5-Vinputbusmodules.
1.89kW
3.75kW
V
I
V
I
V
O
V
O
PTH08000W
PTH08000W
V 1=3.3V
O
V 2=2.5V
O
V Adj
O
V Adj
O
SENSE
RESET
V
CC
RESET
t-Time=4ms/div
V 1(1V/div)
O
V 2(1V/div)
O
V (1V/div)
TRK
t-Time=400 s/divm
V 1(1V/div)
O
V 2(1V/div)
O
V (1V/div)
TRK
PTH08000W
SLTS248B – JUNE 2005 – REVISED FEBRUARY 2008
Figure 14. Auto-Track Circuit
Figure 15. Simultaneous Power Up With
Auto-Track Control
Figure 16. Simultaneous Power Down With
Auto-Track Control
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