Datasheet

TPS65320 20V TO 5V BUCK REGULATOR
BOOT
1
VIN
2
VIN_LDO
3
LDO_OUT
4
FB2
5
nRST
6
EN2
7
RT/CLK
9
FB1
11
EN1
8
SS
10
COMP
12
GND
13
SW
14
EPAD
15
TPS65320-Q
U21
TPS65320_QPWPRQ1
R0603
R100
52.45K
78.13nF
C0402
C72
R0603
R104
20K
C0402
C75
3.9nF
C0402
C76
12pF_DNI
R0603
R102
34K
R0603
R103
20K
1
TP1
R0603
R106
5.69K
R0603
R105
30K
20uF_DNL
C1206
C69
22uF_DNL
C1206
C70
VDD20V_A
R0603
R96
10K
R0603
R98
10K
R0603
R97
0_DNL
R0603
R99
0_DNL
C0402
C73
0.1UF
D6
MBRS1540T3
4.7uH
XFL4020-472ME
L12
R0603
R101
TBD
C0402
C74
TBD
C0402
C71
0.1UF_DNL
1
TP2
Rsn
Csn
C0805
C66
10UF
C0402
C67
0.1UF_DNL
C0402
C68
0.1UF_DNL
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A GND_A GND_A
Sgnd
Pgnd
VDD20V_A
4.7uF_50V
C1206
C63
4.7uH
XFL4020-472ME
L13
22uF
C1206
C64
22uF
C1206
C65
GND_A
GND_A GND_A
0.1uF_50V
C0603
C77
GND_A
1
1
2
2
3
3
JP11
RAPC722
D7
MBRS1540T3
R25
R108
0
VDD3P3_A
1
2
3
JP12
HEADER 3
U3_Pin3
U3_Pin3
VDD5V_A
12
www.ti.com DS90UB914A-CXEVM Deserializer Board Schematic
4. Buck Regulator on Deserializer board
29
SNLU135–JUNE 2013 Schematics
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