Schematic; Figure 3-1. Tpsm8D6C24Evm-2V0 Schematic - Texas Instruments TPSM8D6C24EVM-2V0 User Manual

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3 Schematic

Input: 2.95 V to 16 V
T1
P VIN P VIN
1
P VIN
2 TP 1
P VIN
C7 C8
100uF 100uF
T2
1
2
P GND
R1
P GND P GND
10
TP 2 TP 3
T3
1 P GND
2
P GND
J P1 J P2
1 1
2 AVIN_A 2 AVIN_B
3 3
AVIN_A AVIN_B
R3
10
T4
AVIN
1
2
AVIN
P GND
VDD5_A VDD5_A
1
2
J P5
P GND
VDD5_B VDD5_B
1
2
J P6
P GND
VSEL_A = 0.8V Output
VSEL_B = 1.2V Output
P MBus to AVIN
PMBus
D2
AVIN
LED1
J P8
R42
30V 2 1
1.00k
Gre e n
1 2
CNTL
3 4
TP 23
TP 24 5 6
CNTL
7 8
CLK DATA
9 10
CLK
J2
TP 26
P MBus
DATA
P GND
TP 27
P GND
SLUUCK6 – DECEMBER 2021
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P VIN_A
P VIN
C1 C2 C3 C4 C5 C6
100uF
22uF 22uF 22uF 22uF 6800pF
P GND
P GND
P GND
P VIN_B
P VIN
C9 C10 C11 C12 C13 C14
100uF
22uF 22uF 22uF 22uF 6800pF
P GND
P GND
P GND
P VIN_A
R2 U1
30.1k J P3
CNTL P VIN_A
2 1 18
P VIN_A VOUT_A
4 3 55
P VIN_A VOUT_A
6 5 EN_A 19
EN_A VOS NS _A
S W_A
R4 EN_A
C41
11.0k
0.1uF
17
P GND GOS NS /FLWR_A
54
P GND
P GND
P GND AVIN_A
20
AVIN_A P GND
P GND
P GND
P GND
P VIN_B
21
AGND_A
R6 AGND_A P VIN_B 24
P VIN_B VOUT_B
30.1k J P4
56
P VIN_B VOUT_B
CNTL EN_B
1 2 25
EN_B VOS NS _B
3 4
S W_B
5 6
R8 EN_B
23
C43 P GND GOS NS /FLWR_B
11.0k
57
0.1uF P GND
P GND
P GND AVIN_B 26
AVIN_B P GND
P GND
P GND
BP 1V5_A P GND 27
AGND_B
AGND_B
VDD5_A 22
VDD5_A P MB_CLK_A
R15 R16 R17 R18 BP 1V5_A 5
BP 1V5_A P MB_DATA_A
10.0k 10.0k 10.0k 53.6k
VS HARE_A 12
VS HARE_A S MB_ALRT_A
MS EL2_A
VS EL_A 16
MS EL2_A
ADRSEL_A
BCX_CLK_A
MS EL1_A
15
VS EL_A
BCX_DATA_A
14
ADRS EL_A
R21 R22 R23 R24
P GD/RS T_A
0 14.7k 10.0k 14.7k
13
MS EL1_A
VDD5_B
28
VDD5_B P MB_CLK_B
AGND_A VS HARE_A VS HARE_B BP 1V5_B 42
BP 1V5_B P MB_DATA_B
VS HARE_A R26 0 VS HARE_B
35
VS HARE_B S MB_ALRT_B
BP 1V5_B
TP 13
TP 12
31
MS EL2_B
BCX_CLK_B
32
VS EL_B
BCX_DATA_B
33
ADRS EL_B
R27 R28 R29 R30
P GD/RS T_B
10.0k 10.0k 26.1k 53.6k
34
MS EL1_B
S YNC
MS EL2_B
VS EL_B
ADRSEL_B TP S M8D6x24MOW59
MS EL1_B
R32 R33 R34 R35
0 68.1k 26.1k 14.7k
AGND_B
SW_A and SW_B have a via test point on the bottom of the PCB
Micro-USB P owe r
USB to P VIN
D1
J1
P VIN 1
VBUS
J P7
30V 2
D-
3
D+
4
ID
5
GND
S MBALT
TP 25
S MBALRT
P GND P GND

Figure 3-1. TPSM8D6C24EVM-2V0 Schematic

Copyright © 2021 Texas Instruments Incorporated
VOUT_A
P GND
VOUT_A
VOUT_A
51
50
2 VOS NS_A
53 S W_A
C23 C24 C25 C26 C27 C28
10µF 10µF 47uF 47uF 47uF
100pF
3 GOS NS_A
R5
1
10.0k
4
49 BP 1V5_A
52 P GND P GND
47 VOUT_B
48
VOS NS_B
45
58 S W_B
C42
100pF
GOS NS_B
44
R11
30
43 10.0k VOS NS_A
BP 1V5_B
46
P GND
59
GOS NS_A
7 CLK
8 DATA
6 S MBALT
R19 0 BCX_CLK_B
BCX_CLK_A
11
10 BCX_DATA_A R20 0 BCX_DATA_B
TP11
P GD_A
9
P Good_A
R25
10.0k
VDD5_A
CLK
40
39 DATA
S MBALT
41
36 BCX_CLK_B
BCX_DATA_B
37
TP 14
38 P GD_B VOUT_B
P Good_B
S YNC R31
29
10.0k
VDD5_B
TP 15
C46 C47 C48 C49 C50
S YNC 10µF 10µF 47uF 47uF 47uF
VOUT_B
P GND
P GND
VOS NS_B
GOS NS_B
HW1
BS R192A_Ha rdwa re .SchDoc
C15 C16 C17 C18 C19 C20 C21 C22
47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF
C29 C30 C31 C32 C33 C34 C35 C36 C37 C38
C39 C40
47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF
470uF 470uF
P GND
TP 4 Output: 0.6 V to 3.6 V at 35 A
P GND Re mote S e ns e Vout A (+) VOUT_A
TP 5
TP 6
Bode_Input
TP 7 TP 8 R7
10.0
CHA_VoutA CHB_VoutA
NT1
R9 R10
VOUT_A
49.9 49.9 Ne t-Tie
1
C44 0.022uF
S MB1
R12 R13 NT2
49.9 49.9 Ne t-Tie
R14
10.0 P GND
C45 0.022uF
TP 9
P GND
Re mote S e ns e Vout A (-)
TP 10
C51 C52 C53 C54 C55 C56 C57 C58 C59 C60
C61 C62
47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF
470uF 470uF
C63 C64 C65 C66 C67 C68 C69 C70
47uF 47uF 47uF 47uF 47uF 47uF 47uF 47uF
P GND
Output: 0.6 V to 3.6 V at 35 A
TP 16
Re mote S e ns e Vout B (+) VOUT_B
P GND
TP 17
TP 18
Bode_Input
TP 19 TP 20 R36
10.0
CHA_VoutB CHB_VoutB
NT3
R37 R38
VOUT_B
49.9 49.9 Ne t-Tie
1
C71 0.022uF
S MB2
R39 R40 NT4
49.9 49.9 Ne t-Tie
R41
10.0 P GND
C72 0.022uF
TP 21
P GND
Re mote S e ns e Vout B (-)
TP 22
TPSM8D6C24EVM-2V0 User's Guide
Schematic
T5
1
2
VOUT_A
VOUT_A
T6
1
2
P GND
T7
1
2
VOUT_B
VOUT_B
T8
1
2
P GND
5