Datasheet

V
GL
18V/1.3 A
COMP
VINB
FREQ
EN1
EN2
DRN
FBN
REF
PGND
PGND
SW
SW
AVIN
FB
GND
OS
DRP
FBP
BOOT
SWB
NC
DLY1
TPS65161
D1
SL22
L1
10 Hµ
C1
2*22µF
V
IN
12V
C13
0.47 µF
D2
D3
R3
620kΩ
R4
150kΩ
C8
220
nF
C7
0.47
µF
R5
560 kΩ
R6
22 kΩ
C2
3* 22 µF
C4
22pF
R2
56kΩ
R1
825kΩ
C6
0.47µF
C17
22nF
D4
D5
C12
2*22 µF
C5
0.47 µF
V
(LOGIC)
–5V/50mA
R7
2kΩ
R8
1.2kΩ
Cb
100nF
L2
15 Hµ
SS
VINB
GD
FBB
C11
10nF
DLY2
SUP
GD
C10
10nF
D6
SL22
C9
22nF
C14
10nF
C15
470 nF
C3
1µF
C16
C19
1 Fµ
R9
510
kΩ
R10
100 kΩ
SI2343
C18
220 nF
GD
32V/50mA
V
GH
V
S
3.3V/2.3 A
1µF
TPS65161
TPS65161A, TPS65161B
SLVS617E –APRIL 2006–REVISED MARCH 2013 www.ti.com
Figure 21. Standard 12-V to 18-V Conversion Using an External Isolation MOSFET
to Isolate V
S
as well as V
GH
24 Submit Documentation Feedback Copyright © 2006–2013, Texas Instruments Incorporated
Product Folder Links: TPS65161 TPS65161A TPS65161B