Texas Instruments TPS65251, Руководство пользователя, Страница: 5 / 17

1
0
u
F
C
2
6
10 0K
R
1
8
4
0
.2
K
R
9
4
.7
n
F
C
1
3
G
N
D
4
7
n
F
C
7
G
N
D
VI
N
E
N
B
1
8
0
.6
K
R
1
2
1
0
u
F
C
9
2
2
u
F
C
1
2
G
N
D
G
N
D
G
N
D
4
.7
n
F
C
4
G
N
D
4
.7
n
F
C
2
2
0
K
R
5
G
N
D
3
8
3
K
R
7
G
N
D
1
0
0
K
R
1
4
7
n
F
C
2
4
4
7
n
F
C
8
G
N
D
VI
N
1
0
u
F
C
1
0
G
N
D
V
IN
1
0
u
F
C
1
7
E
N
B
3
G
N
D
2
2
u
F
C
1
6
G
N
D
2
2
u
F
C
1
1
4
.7
u
H
L
3
T
D
K
-S
L
F
7
0
5
5
G
N
D
3
.3
u
F
C
2
7
G
N
D
P
G
O
O
D
V
IN
F
B
1
4
0
.2
K
R
11
4
.7
n
F
C
1
8
G
N
D
3
2
.4
K
R
1
5
F
B
2
4
0
.2
K
R
2
0
4
.7
n
F
C
1
5
G
N
D
1
2
.7
K
R
1
3
F
B
3
FB
2
F
B
3
F
B
1
4
.7
n
F
C
1
2
0
K
R
3
G
N
D
1
2
0
K
R
4
4
.7
n
F
C
3
G
N
D
4
.7
n
F
C
2
5
1
2
0
K
R
1
6
4
.7
n
F
C
2
8
2
0
K
R
1
7
G
N
D
1
.8
V
@
2
A
3
.3
1
V
@
2
A
1
.2
V
@
3
A
V
7
V
V
3
V
4
.7
n
F
C
5
G
N
D
4
.7
n
F
C
6
G
N
D
G
N
D
4
.7
n
F
C
2
9
G
N
D
1
.2
V
@
3
A
1
0
u
F
C
3
0
G
N
D
J
P
5
J
P
6
G
N
D
GN
D
J
P
4
G
N
D
J
P
2
V3 V
G
N
D
J
P
3
V3 V
0 R
1
0
0 R
1
9
0 R
2
1
T
P
1
4
G
N
D
T
P
1
5
G
N
D
G
N
D
T
P
1
G
N
D
T
P
2
G
N
D
T
P
1
2
V
O
U
T
2
T
P
5
V
O
U
T
1
T
P
1
0
F
B
1
A
T
P
1
6
F
B
2
A
T
P
8
F
B
3
A
T
P
4
V
O
U
T
3
T
P
3
3
V3 V
J
P
1
G
N
D
GND
G
N
D
T
P
2
8
T
P
2
9
T
P
2
7
1 2 3
J
1
V
O
U
T
1
G
N
D
GN
D
4
.7
u
H
L
2
T
D
K
-S
L
F
7
0
5
5
4
.7
u
H
L
1
T
D
K
-S
L
F
7
0
5
5
V
O
U
T
1
V
O
U
T
2
V
O
U
T
3
PG OO D
1 2
J
3
V
IN
AG ND
G
N
D
G
N
D
DN I
C
2
0
DN I
C
1
4
DN I
C
1
9
1 2
J
2
V
O
U
T
2
1 2
J
6
V
O
U
T
3
RL IM 3
1
SS 3
2
CO MP 3
3
FB 3
4
SY NC
5
RO SC
6
FB 1
7
CM P1
8
SS 1
9
RL IM 1
10
E
N
1
1
1
B
S
T
1
1
2
V
IN
1
1
3
L
X
1
1
4
L
X
1
1
5
L
X
2
1
6
L
X
2
1
7
V
IN
2
1
8
B
S
T
2
1
9
E
N
2
2
0
RL IM 2
21
SS 2
22
CO MP 2
23
FB 2
24
LO W_ P( SD A)
25
GN D( SC LK )
26
PG OO D
27
V7 V
28
V3 V
29
AG ND
30
G
N
D
3
1
V
IN
3
2
V
IN
3
3
V
IN
3
4
G
N
D
3
5
L
X
3
3
6
L
X
3
3
7
V
IN
3
3
8
B
S
T
3
3
9
E
N
3
4
0
P
w
rP
a
d
4
1
U
1
T
P
S
6
5
2
5
1
P
in
2
5
S
D
A
a
n
d
P
in
2
6
S
C
L
K
a
c
c
e
s
s
Figure 3-1. TPS65251 Schematic
www.ti.com Schematic
SLVU399B – AUGUST 2010 – REVISED MAY 2021
Submit Document Feedback
TPS65251 Buck Converter Evaluation Module User's Guide 5
Copyright © 2021 Texas Instruments Incorporated