Datasheet

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APPLICATION INFORMATION
VIN
DRVN
FBN
REF
COMP
DLY1
DLY2
FDLY
SW SW
SUP
DRVP
GD
CPI
FBP
GND
PGND
PGND
VCOM
TPS65150
D1
D2
D3
ADJ
CTRL
VGH
23 V/20 mA
VGH
VGH
Contol Signal
D4
D5
D6 D7
FB
SW
IN
CPI
CPI
VCOM
Output
R8
500 k
R7
500 k
C6 1 nF
L1
3.9 H
C1
22 F
C7
0.33 F
R3
620 k
R4
150 k
C3
0.33 F
C8
220 nF
R9
33 k
C9
470 pF
C10 C11 C12
22 pF
10 nF
10 nF
C5
1 F
0.33 F
C16
C17
0.33 F
C4
0.33 F
C18
0.33 F
R5
1 M
R6
56 k
C2
22 F
Vs
10 V/400 mA
R2
56 k
R2
430 k
C15
33 pF
C14
1 F
VGL
−5 V/20 mA
Vin
3.3 V
C13
100 nF
V
IN
VIN
DRVN
FBN
REF
COMP
DLY1
DLY2
FDLY
SW SW
SUP
DRVP
GD
CPI
FBP
GND
PGND
PGND
VCOM
TPS65150
D1
D2
D3
ADJ
CTRL
VGH
23 V/20 mA
VGH
VGH
Contol Signal
D4
D5
D6 D7
FB
SW
IN
CPI
CPI
VCOM
Output
R8
500 k
R7
500 k
C6 1 nF
L1
3.9 H
C1
22 F
C7
0.33 F
R3
620 k
R4
150 k
C3
0.33 F
C8
220 nF
R9
68 k
C9
470 pF
C10 C11 C12
22 pF
10 nF
10 nF
C5
1 F
0.33 F
C16
C17
0.33 F
C4
0.33 F
C18
0.33 F
R5
1 M
R6
56 k
C2
22 F
Vs
10 V/280 mA
R2
56 k
R2
430 k
C15
47 pF
C14
1 F
VGL
−5 V/20 mA
Vin
2.5 V
C13
100 nF
V
IN
TPS65150
SLVS576 – SEPTEMBER 2005
Figure 21. Notebook LCD Supply powered from a 3.3V rail
Figure 22. Notebook LCD Supply powered from a 2.5V rail
21