Datasheet

V =12V
I
+
TL7712A
V
CC
GND
SENSE
RESIN
REF
CT
RESET
RESET
8
7
2
1
3
5
6
4
R
RST
10kW
U2
U3
+
PTH08T210W
PTH08T230W
V
I
V
I
V
O
V
O
Inhibit/
UVLOProg
Inhibit/
UVLOProg
+Sense
+Sense
–Sense
–Sense
GND
GND
AutoTrack
VoAdj
VoAdj
TurboTrans
R
TT
V
O
1=3.3V
V
O
2=1.8V
C
O
1
C
I
1
R
SET
1
1.21kW
Smart
Sync
C
REF
0.1 Fm
C
T
2.2 Fm
U1
AutoTrack TurboTrans
R
TT
C
O
2
C
I
2
R
SET
2
4.75kW
t-Time=20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
PTH08T230W, PTH08T231W
www.ti.com SLTS265L –NOVEMBER 2005– REVISED AUGUST 2011
Figure 27. Sequenced Power Up and Power Down Using Auto-Track
Figure 28. Simultaneous Power Up With Figure 29. Simultaneous Power Down With
Auto-Track Control Auto-Track Control
Copyright © 2005–2011, Texas Instruments Incorporated 29