HardLabs

Pepper-V2

cornellpepper·CuWatchPCB

Pepper-V2 PCB layout, top view — open source board by cornellpepper

About the Pepper-V2 PCB

Pepper-V2 is an open source PCB design by cornellpepper, published on GitHub under the MIT license. It is a 2-layer board measuring 99.9 × 62.5 mm, with 54 components from 37 distinct parts.

Other key parts include the LT3461, LT1807IS8#PBF, TMP235A4DCKR and TLV70030_SOT23-5. By type, the board carries 20 resistors, 15 capacitors, 6 connectors, 4 ICs, 4 diodes and 2 switches.

It belongs with the sensors designs in this gallery.

From the project

Pepper PCB based on CosmicWatch v2

Main components on the Pepper-V2

LT3461LT1807IS8#PBFTMP235A4DCKRTLV70030_SOT23-5

Pepper-V2 bill of materials (BOM)

54 components, 37 distinct parts.

QtyPartRefs
1
LT3461
U1
1
LT1807IS8#PBF
U2
1
TMP235A4DCKR
U4
1
TLV70030_SOT23-5
U5
1
Conn_02x03_Odd_Even
J1
1
629105150521
J2
1
Micro_SD_Card
J3
1
Conn_01x02
J4
1
SJ-43515RS-SMT-TR
J5
1
Conn_02x03_Odd_Even
J7
1
Conn_Coaxial
BNC1
1
~{RESET}
SW1
1
USR1
SW2
2
MBR0540
D1, D2
1
MBR1020VL
D3
1
LED
D4
1
47 uH
L1
1
2k Ferrite Bead
L2
1
22 pF
C1
1
0.47 uF
C2
Show 17 more
QtyPartRefs
4
1 uF
C3, C11, C12, C18
2
10 uF
C4, C9
2
0.1 uF
C5, C10
1
20 nF
C6
1
10.0 pF
C7
1
4.7 uF
C8
1
680 pF
C13
1
0
C14
8
10k
R1, R5, R8, R11, R12, R16, R18, R20
1
226k
R2
1
249
R3
2
1k
R4, R15
2
100k
R6, R7
3
0
R9, R17, R19
1
390
R13
1
330
R14
1
24.9k
R24

Pepper-V2 design files

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

Pepper-V2: common questions

How big is the Pepper-V2 PCB?

The Pepper-V2 measures 99.9 × 62.5 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Pepper-V2?

54 components, from 37 distinct parts. The full bill of materials is listed on this page.

Where can I download the Pepper-V2 design files?

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

Can I use the Pepper-V2 design in my own project?

Yes, under the terms of its MIT license, which cornellpepper chose for the repository.

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