VIN
PGND
VS+
VOUT
PGND
PGND
PVIN
USB
0.01µF
C5
TP9
1
2
J1
1
2
J2
10.0k
R18
AGND
AGND
330µF
C1
470µF
C25
PGND
VOUT
VOUT
VIN
AGND
4.7µF
C11
1µF
C15
PGND
49.9
R9
330µF
C2
0.01µF
C6
47µF
C21
47µF
C22
470µF
C26
470µF
C27
470µF
C28
TP1
TP15
TP16
TP17
0.1µF
C12
4.99k
R17
0.01µF
C16
2.2µF
C17
10.0k
R16
TP6
TP5
TP7
10.0k
R15
AGND
USB
Power
Interface
121k
R5
121k
R6
PGND
PGND
2000uF
4000uF
10.0k
R20
TP19
665
R13
1500pF
C33
499
R14
2200pF
C34
AGND
x1
x2
TP13
6V5M
VINBP
3V3M
VIN_RTN
RT
RT_SEL
AGND
PGND
VSHARE
PGOOD
SYNC
DATA
CLK
ALERT
CNTL
ADDR1
ADDR0
Signal
CHA
CHB
VIN
VOUT
VS-
DIFFO
Comp Sel
Vout Gain
PGood
Data
Alert
Clk
FB
TP23
TP22
TP21
VS+
VS-
1
2
3
4
P2
1
2
TB1
Green
2
1
D1
TP8
Cntl
Alert
Data
Clk
Cntl
Ishare
Data
Clk
Alert
Cntl
Sync
1
2
TB3
1
2
TB4
TP10
TP11
GND
PGND
TP4
PH2
PH1
TP3
4.7µF
C13
0.1µF
C14
PGND
1µF
C18
0.01µF
C19
2.2µF
C20
3V3S
VIN_RTN_S
PGND
0.01µF
C9
1
2
3
4
P4
Data
Clk
Alert
Cntl
Sync
Vshare
Ishare
AGND
PGND
AGND
121k
R7
51.1k
R8
AGND
10.0
R11
10.0
R12
3V3
3V3
PGND
0.01µF
C10
1.00k
R22
49.9
R10
5.11k
R21
PGND
ISHARE
2
VSHARE
3
RT
13
NC
15
RT_RTN
14
FB
7
DNC
21
COMP
9
SYNC
11
CNTL
12
NC
1
VS-
5
BP_RTN
51
PGOOD
52
DATA
18
CLK
19
ALERT
20
PH
22
PH
23
DNC
30
PH
24
PH
25
PH
26
PH
27
PH
28
PH
29
DNC
31
DNC
8
PGND
35
PGND
34
PGND
59
PGND
42
PGND
43
VOUT
37
VOUT
38
VOUT
39
VOUT
40
VOUT
41
VOUT
55
PGND
33
PGND
54
VIN
45
VIN
44
ADDR0
17
PGND
56
PGND
57
VIN
46
DIFFO
6
VS+
4
PGND
36
VIN
53
AGND
10
BP6_RTN
48
PGND
32
PGND
58
BP3
47
BP6
49
VINBP
50
ADDR1
16
U2
TPSM846C23MOL
ISHARE
2
VSHARE
3
RT
13
NC
15
RT_RTN
14
FB
7
DNC
21
COMP
9
SYNC
11
CNTL
12
NC
1
VS-
5
BP_RTN
51
PGOOD
52
DATA
18
CLK
19
ALERT
20
PH
22
PH
23
DNC
30
PH
24
PH
25
PH
26
PH
27
PH
28
PH
29
DNC
31
DNC
8
PGND
35
PGND
34
PGND
59
PGND
42
PGND
43
VOUT
37
VOUT
38
VOUT
39
VOUT
40
VOUT
41
VOUT
55
PGND
33
PGND
54
VIN
45
VIN
44
ADDR0
17
PGND
56
PGND
57
VIN
46
DIFFO
6
VS+
4
PGND
36
VIN
53
AGND
10
BP6_RTN
48
PGND
32
PGND
58
BP3
47
BP6
49
VINBP
50
ADDR1
16
U1
TPSM846C23MOL
PGND
1
2
TB2
1
2
TB5
3V3
VIN
3V3
0.01µF
C35
PGND
1µF
C36
0
R1
D
1
CLK
2
Q
4
VCC
5
GND
3
U5
SN74LVC1G80DCKR
0
R3
3V3
PGND
SYNC
TP12
V+
1
CLOCK
2
GND
3
U4
MAX7375AXR105-T
PGND
49.9
R23
1MHz Oscillator
PGND
PH1
PH2
Vshare
VOUT
PGND
47µF
C23
47µF
C24
22µF
C7
22µF
C8
22µF
C4
22µF
C3
6V5S
VINBPS
5.11k
R19
ISHARE
470µF
C29
470µF
C30
470µF
C31
470µF
C32
1
2
3
4
5
6
7
8
9
10
P1
AWHW-10G-0202-T
TP2
NT1
Net-Tie
NT2
Net-Tie
TP14
TP18
TP20
TP24
IN
1
7
OUT
6
3
GND
U3A
TPS715A33DRVR
39.2k
R4
39.2k
R2
Copyright © 2017, Texas Instruments Incorporated
Schematic
7
SLVUB26C – May 2017 – Revised June 2018
Copyright © 2017–2018, Texas Instruments Incorporated
Operating TPSM846C23 in Parallel
6
Schematic
illustrates the TPSM846C23DEVM-807 schematic.
Figure 5. TPSM846C23DEVM-807 Schematic