Texas Instruments TPS25831-Q1, User Manual, Page: 11 / 20

PGND
AGND
AGND
PGND PGND PGND
CSP
CSN
CSN
PGND
PGND
PGND PGND PGND PGND
AGND AGND
VIN
CC1 CC2
AGND AGND
AGND AGND
AGND
AGND AGND
VCC
VCC
CTL1
CTL2
CTL1 CTL2
NTC
THERM_WARN
DATA_IN_N
DATA_IN_P
VBUS
PGND PGND
VBUS
CC2 CC1
PGND
PGND
AGND
RT
DATA_IN_N
DATA_IN_P DATA_IN_N
DATA_IN_P
AGND
AGND
PGND
PGND AGND
Input: 6V-36V, 3.5A
Output: 5V-6.5V 3.5A
AGND
/FAULT /POL /LD_DET
CC2
CC1
/FAULT
/LD_DET
/POL
VCC
AGND
VCC
CC1 CC2
PGND
PGND
PGND
DATA_IN_N
DATA_IN_P
PGND
PGND
PGND PGND
VIN
1
VIN
2
VIN
3
EN
4
CTRL1
5
CTRL2
6
THERM_WARN
7
NTC
8
RT/SYNC
9
LS_GD
10
IMON
11
ILIM
12
CSN
13
CSP
14
BUS
15
AGND
16
DM_IN
17
DP_IN
18
CC2
19
CC1
20
VCC
21
POL
22
LD_DET
23
FAULT
24
PGND
25
PGND
26
PGND
27
SW
28
SW
29
SW
30
SW
31
BOOT
32
EP
33
AP
A1
AP
A2
AP
A3
AP
A4
TPS25831S10QWRHB
U1 2.2uF
C3
470k
t
°
RT1
0.1 µ F
C1
DNP
0.1 µ F
C2
0.1 µ F
C5
0.1 µ F
C4
0.1 µ F
C13
DNP
0.1 µ F
C16
10 µ F
C9
DNP
10 µ F
C10
DNP
10 µ F
C11
0.22 µ F
C14
0.22 µ F
C17
0.22 µ F
C18
10 µ F
C15
1
2
J1
1715721 1
2
J2
1715721
VBUS
1
D-
2
D+
3
GND
4
5
6
J3
931
1
2
3
J4
1
2
3
J5
1
2
3
4
J6
TP17
TP4
TP3
TP10
TP1
TP12 TP11
TP2
TP16
TP5
TP13 TP14 TP15
TP6 TP7 TP8 TP9
22 µ F
C6
22 µ F
C7
22 µ F
C8
0.1 µ F
C12
0.01
R1
DNP
0
R3
20k
R5
20k
R7
0 R12
49.9k
R11
0
R14
1.00k
R18
DNP
39.2k
R19
10k
R17
10k
R24
10k
R22
10k
R23
100k
R20
100k
R21
5.1k
R29 5.1k
R27
1.0k
R26
5.62k
R15
5.62k
R16
10.0
R10
0 R9
301 R6
0.015
R4
0
R8
DNP
0
R13
DNP
15.0k
R28
DNP
15.0k
R30
DNP
0
R2
DNP
1.0k
R25
10uH
L1
9 5
1 2 3
6 7 8
N
C
4
Q1
CSD85312Q3E
GND
A1
SSTXP1
A2
SSTXN1
A3
VBUS
A4
CC1
A5
DP1
A6
DN1
A7
SBU1
A8
VBUS
A9
SSRXN2
A10
SSRXP2
A11
GND
A12
GND
B1
SSTXP2
B2
SSTXN2
B3
VBUS
B4
CC2
B5
DP2
B6
DN2
B7
SBU2
B8
VBUS
B9
SSRXN1
B10
SSRXP1
B11
GND
B12
Shield
S1
Shield
S2
Shield
S3
Shield
S4
GND
M1
GND
M2
J7
632723300011
Blue
2
1
D5
Green
2
1
D6
Red
2
1
D7
Red
2
1
D4
18V
D1
DNP
18V
D2
DNP
18V
D3
DNP
NT1
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Schematic and Bill of Materials
11 SLVUBL1A – November 2018 – Revised February 2019
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Copyright © 2018–2019, Texas Instruments Incorporated
TPS25831-Q1 Evaluation Module
4 Schematic and Bill of Materials
4.1 Schematic
Figure 9 show the EVM schematic.
Figure 9. TPS25831Q1EVM-062 Schematic
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