HardLabs

ModularPSU

dmanla·ModularPSU·ModularPSU/ModularPSU.kicad_pcb

ModularPSU PCB layout, top view — open source board by dmanla

About the ModularPSU PCB

ModularPSU is an open source PCB design by dmanla, published on GitHub under the TAPR-OHL-1.0 license. It is a 2-layer board measuring 80 × 40 mm, with 444 components from 169 distinct parts.

Other key parts include the AP6335, OBDII, TPS2372-4RGWR, W5500 and PD70224. By type, the board carries 130 resistors, 117 capacitors, 96 connectors, 28 diodes, 22 ICs and 22 transistors.

It belongs with the power & battery designs in this gallery.

From the project

Contains multiple modules laid out as a single PCB Panel

Main components on the ModularPSU

AP6335OBDIITPS2372-4RGWRW5500PD70224SIC466ED-T1-GE3AP64060TPS551892-Q1NCV3316PMPB11ENTP4056-42-ESOP8MCP251863T-E-9PXCN3722BQ25730RSNRTLV741PTPS2575S

ModularPSU bill of materials (BOM)

444 components, 169 distinct parts.

QtyPartRefs
1
AP6335
U1
1
OBDII
U2
1
TPS2372-4RGWR
U3
1
W5500
U4
1
PD70224
U5
1
SIC466ED-T1-GE3
U6
2
AP64060
U7, U16
1
TPS551892-Q1
U10
1
NCV3316
U11
4
PMPB11EN
U12, U19, U20, U21
1
TP4056-42-ESOP8
U13
1
MCP251863T-E-9PX
U14
1
CN3722
U15
1
BQ25730RSNR
U17
3
TLV741P
U18, U23, U24
1
TPS2575S
U22
1
AO4459
Q1
12
BC857
Q3, Q5, Q6, Q8, Q9, Q11, Q12, Q14 +4
6
IRLML6401
Q4, Q7, Q10, Q13, Q19, Q23
1
CSD87501L
Q15
Show 149 more
QtyPartRefs
1
AO3401A
Q17
1
SiA449DJ
Q26
1
Crystal_GND23
Y1
1
25Mhz
Y2
1
0826-1X1T-GJ-F
J1
6
PWR_IN
J2, J7, J22, J28, J29, J41
6
GROUND
J3, J9, J27, J30, J42, J70
10
PWR_OUT
J4, J13, J35, J36, J46, J56, J69, J71 +2
11
GROUND
J5, J8, J11, J15, J19, J20, J21, J23 +3
2
Conn_01x02
J6, J96
11
PWR_AUX_BOT
J10, J39, J47, J51, J55, J61, J65, J72 +3
2
PWR_IN
J12, J17
1
BREADBOARD_CON
J14
1
SPI_ETHERNET
J16
2
PWR_IN
J18, J25
1
MCU_PORT
J24
2
USB_CHARGE_PORT
J31, J60
11
PWR_AUX_TOP
J32, J40, J48, J52, J57, J62, J66, J73 +3
11
GND_AUX_BOT
J33, J44, J49, J53, J58, J63, J67, J74 +3
11
GND_AUX_TOP
J34, J45, J50, J54, J59, J64, J68, J75 +3
1
BATT_1S
J43
1
PWR_GND
J77
1
I2C_CONTROL
J78
1
SPI
J80
1
BATT
J85
1
I2C_TARGET
J87
1
Conn_01x07
J93
4
Fuse
F1, F2, F3, F4
3
2A_FUSE
F5, F6, F8
1
USB_FUSE
F7
1
Fuse_Small
F9
1
SW_Push_DPDT
SW1
2
SW_SPST
SW2, SW5
2
SW_DIP_x04
SW3, SW4
4
SW_SPDT
SW6, SW7, SW8, SW9
1
10k
TH2
4
D_Zener
D1, D10, D15, D21
4
SW_GD
D2, D9, D12, D14
4
PWRIN_GD
D3, D7, D11, D13
4
FUSE_GD
D4, D16, D25, D31
3
LED
D5, D6, D8
2
LED
D19, D20
1
D_Schottky
D23
2
LED
D24, D26
1
~{CHRG}
D27
1
SM350A
D28
1
TVS
D29
1
~{DONE}
D30
1
FerriteBead_Small
FB2
2
4.7uh
L1, L6
1
6.8uH
L2
1
5.6uH
L3
2
10uH
L4, L5
1
Solar_L
L7
32
10uF
C1, C8, C9, C10, C24, C25, C41, C42 +24
12
100nF
C2, C22, C31, C34, C46, C49, C61, C62 +4
9
22uF
C3, C4, C5, C12, C13, C14, C55, C56 +1
1
DNP
C6
1
3.3pF
C7
13
1uF
C11, C35, C37, C40, C78, C79, C80, C81 +5
2
6.8nF
C16, C17
1
22nF
C20
3
2.2uF
C21, C74, C100
2
10nF
C23, C38
1
.1uF
C26
3
33nF
C27, C95, C96
2
4.7uF
C28, C72
1
47uF
C29
2
47nF
C30, C32
1
4.7uF
C33
2
64uF
C36, C39
4
100nF
C45, C51, C53, C54
2
1uF
C47, C48
2
Var
C50, C52
1
10uF
C57
3
470pF
C64, C65, C67
1
100pF
C66
1
4.7nF
C68
2
47uF
C69, C71
2
TBD
C83, C84
1
10nF
C97
2
100pF
C98, C99
1
680pF
C101
1
15pF
C102
1
4.7nF
C103
1
33pF
C104
1
20nF
C110
1
1nF
C111
2
330pF
C115, C116
3
10k
R1, R58, R107
1
91k
R2
1
30k
R3
1
27k
R4
3
10mOhm
R5, R50, R88
3
10R
R6, R7, R47
1
100k
R8
15
1k
R9, R10, R11, R36, R37, R40, R41, R42 +7
3
1k
R12, R13, R14
10
47k
R15, R23, R32, R33, R43, R44, R105, R106 +2
1
88.7k
R16
4
330R
R17, R18, R19, R24
1
2k
R20
1
12.4k
R21
1
10R
R22
1
560k
R25
1
3.3R
R26
1
52.3k
R27
2
49R
R28, R66
11
10k
R29, R38, R39, R61, R65, R78, R79, R117 +3
2
82R
R30, R67
1
102k
R31
2
47k
R34, R35
6
5.1k
R45, R46, R76, R77, R90, R91
1
380k
R48
1
220k
R49
2
4.9R
R51, R110
1
24.9k
R53
1
63.4k
R54
1
1210
R55
1
1.3k
R56
1
49.9k
R57
3
115k
R59, R96, R108
2
22.1k
R60, R109
4
33R
R68, R69, R70, R71
1
1M
R72
4
10k
R73, R74, R75, R80
2
59k
R81, R127
1
1M
R83
1
120R
R84
2
249k
R85, R129
1
100k
R89
1
31.6k
R92
1
40mOhm
R93
1
15k
R94
2
147k
R95, R97
1
49.9k
R98
1
24.5k
R99
2
4.7k
R100, R104
1
520
R101
1
2250
R102
1
22k
R103
1
30k
R111
1
191k
R112
1
350k
R113
1
250k
R114
1
15k
R115
3
40.2k
R116, R122, R128
2
976k
R121, R130
2
499k
R123, R124

ModularPSU design files

The KiCad project lives in the dmanla/ModularPSU repository on GitHub; these links point at the commit this page was built from.

ModularPSU: common questions

How big is the ModularPSU PCB?

The ModularPSU measures 80 × 40 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the ModularPSU?

444 components, from 169 distinct parts. The full bill of materials is listed on this page.

Where can I download the ModularPSU design files?

From the dmanla/ModularPSU repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the ModularPSU design in my own project?

Yes, under the terms of its TAPR-OHL-1.0 license, which dmanla chose for the repository.

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