Texas Instruments TPS65400, Руководство пользователя, Страница: 3 / 24

2 TPS65400 EVM Schematic
Figure 2-1 illustrates the TPS65400 EVM schematic.
CB1
1
SW1
2
SW1
3
SW1
4
PVIN1
5
PVIN2
6
PGND1
7
PGND2
8
SW2
9
SW2
10
SW2
11
CB2
12
ENSW2
13
VFB2
14
COMP2
15
SS2/PG2
16
PGOOD
17
VDDG
18
VDDA
19
VDDD
20
AGND
21
VIN
22
CE
23
SS3/PG3
24
COMP3
25
VFB3
26
ENSW3
27
CB3
28
SW3
29
PVIN3
30
PVIN4
31
SW4
32
CB4
33
ENSW4
34
VFB4
35
COMP4
36
SS4/PG4
37
I2CADDR
38
RST_N
39
RCLOCK_SYNC
40
I2CALERT
41
SDA
42
SCL
43
CLK_OUT
44
SS1/PG1
45
COMP1
46
VFB1
47
ENSW1/ENSEQ
48
PAD
49
U1
TPS65400RGZ
1uF
C2
GND
22uF
C6
22pF
C12
4700pF
C14
15.4k
R4
GND
1000pF
C13
GND
EN1
SS1
GND
GND
22pF
C20
4700pF
C22
15.4k
R9
GND
1000pF
C21
GND
EN2
SS2
22pF
C29
4700pF
C31
15.4k
R14
GND
1000pF
C30
GND
EN3
SS3
22uF
C32
GND
22pF
C38
4700pF
C41
15.4k
R20
GND
1000pF
C39
GND
EN4
SS4
CE
22.1k
R27
GND
4.7pF
C46
GND GND
GND
SYNC
GND
GND GND
1
2
3
J16
VDDD
VDDD
SDA
SCL
VDDD
RCLOCK_SYNC
CLK_OUT
I2CALERT
I2CADDR
RST_N
PVIN12
PVIN34
PVIN34
PVIN12
4.7uF
C1
3.3uF
C5
GND
GND
2.2uH
L1
1 2
3 4
5 6
7 8
J8
22uF
C9
GND
0.1uF
C7
0.1uF
C8
VOUT1
22uF
C10
GND
22uF
C17
GND
0.1uF
C15
0.1uF
C16
22uF
C18
GND
2.2uH
L2
VOUT2
2.2uH
L3
22uF
C25
GND
0.1uF
C23
0.1uF
C24
VOUT3
22uF
C26
GND
22uF
C35
GND
0.1uF
C33
0.1uF
C34
22uF
C36
GND
2.2uH
L4
VOUT4
GND GND
VDDD
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
J10
VDDA
VDDA
J14
J15
J2
J5
J7
J9
SH-JP3
SH-JP4
SH-JP5
SH-JP6
VDDD
SS1
VDDD
VDDD
VDDD
GND
SS2
SS3
SS4
VDDA
PGOOD
RCLOCK_SYNC
EN4
EN2
EN3
EN1
I2CADDR
COMP2
COMP4
COMP2
COMP4
CE
GND
GND
GND
GND
GND
PVIN12
VIN
PVIN12
PVIN34
J3
1
2
3
J1
PVIN12
VIN
PVIN34
SH-JP1
SH-JP2
J6
GND
GND
49.9
R2
120pF
C11
12.7k
R3
10.2k
R5
100
R7
9.31k
R8
160pF
C19
3.01k
R10
71.5
R12
21.5k
R13
68pF
C27
200
R17
22.1k
R18
68pF
C37
10.5k
R21
TP1
TP4
TP7
TP9
TP16 TP17 TP18 TP19 TP15
GND
TP11
TP5
TP14 TP13 TP20 TP21
TP12
0
R6
0
R11
0
R16
0
R1
43.2k
R15
TP2
TP6
TP8
TP10
10.0k R25
10.0k R24
10.0k R19
10.0k R23
100pF C45
0.1u
C28
TP22 TP23
324k
R38
324k
R39
324k
R40
324k
R41
EN1
EN2
EN3
EN4
4700pF C40
4700pF C43
4700pF C44
4700pF C42
VOUT3
VOUT4
VOUT1 1.8V 4A
VOUT1 3.3V 4A
VOUT1 1.2V 2A
VOUT1 2.5V 2A
VIN 12V
3.0k
R30
3.0k
R29
1.0k
R37
1.0k
R33
10.0k
R26
374k
R35
1.0k
R28
1.0k
R32
10.0k
R31
10.0k
R22
1.0k
R34
1.0k
R36
RST_N CLK_OUT
PGOOD
SDA
I2CADDR
SCL
I2CALERT
VOUT1
VOUT2
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15
17
19
21
23
25
27
29 16
18
20
22
24
26
28
30
J13
J11 J12
PVIN34
J4
GND
TP3
VIN 12V
10uF
C4
0.1uF
C3
Figure 2-1. TPS65400 EVM Schematic
www.ti.com TPS65400 EVM Schematic
SLVUAC4A – OCTOBER 2014 – REVISED MAY 2021
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