HardLabs

Mailbox

libresmartphone·libresmartphone·Other_projects/Own_mailbox/Own-Mailbox-Hardware-master/Own-Mailbox1-imx233(Old)/mailbox.kicad_pcb

Mailbox PCB layout, top view — open source board by libresmartphone
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About the Mailbox PCB

Mailbox is an open source PCB design by libresmartphone, published on GitHub. It is a 4-layer board measuring 50 × 50 mm, with 99 components from 36 distinct parts.

Other key parts include the iMX233, DDR_SDRAM_MT46_x16, OMAP3530DCBB and TPS65950BZXNR. By type, the board carries 51 capacitors, 28 resistors, 6 diodes, 5 connectors, 4 ICs and 2 inductors.

It belongs with the iot & wireless designs in this gallery.

From the project

This page contains the software used in the open hardware smartphone (libresmartphone)

Libre Smartphone - Open hardware phone ======================================

This page contains the software used in the open hardware smartphone, related projects files and documentation. Mechanical (Freecad) and PCB schematic (Kicad) designs will be added here in the future. Visit libresmartphone.com or our YouTube channel for more information.

Libresmartphone is a smartphone that can be connected to a bigger screen and used as a desktop computer to edit documents, watch videos, listen to music, edit images, videos and much more.

Main components on the Mailbox

iMX233DDR_SDRAM_MT46_x16OMAP3530DCBBTPS65950BZXNR

Mailbox bill of materials (BOM)

99 components, 36 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
iMX233
IC1
1
DDR_SDRAM_MT46_x16
IC2
1
OMAP3530DCBB
CONN_microSD
Texas Instruments Inc.
U1
1
TPS65950BZXNR
ENC28J60
Texas Instruments Inc.
U2
1
FSXLF327
24MHz
Fox Electronics
X1
1
CONN_8
P1
1
CONN_4
P3
1
CONN_4
P5
1
CONN_4
P6
1
CONN_2
P8
1
Jumper-2
JP1
1
ETH10_00_transfo
T1
1
PGB0010603MR
D_schottky
Littelfuse
D2
2
PGB0010603MR
LED
Littelfuse
D3, D4
3
LED
D5, D6, D7
1
LPS3314-102ML
15uH
Coilcraft
L1
1
LPS3314-102ML
Ferite
Coilcraft
L2
2
10pf
C1, C2
7
1uF
C3, C7, C20, C21, C22, C24, C42
21
100nf
C4, C5, C6, C8, C11, C12, C13, C15 +13
Show 16 more
QtyPartRefs
17
22uF
C9, C14, C16, C17, C19, C27, C28, C35 +9
1
100nf
C10
1
10uF
C23
1
100nF
C38
1
100pF
C52
5
4.7k
R1, R4, R8, R9, R18
4
75R
R2, R3, R16, R21
2
10k
R5, R6
3
47k
SongHuei Electric Co. Ltd.
R7, R10, R20
2
1k(1%)
R11, R12
3
100
R13, R17, R19
1
1K
R14
1
100k
R15
1
2.32k
R22
4
50R
R23, R25, R27, R28
2
100R
R24, R26

Mailbox design files

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

Mailbox: common questions

How big is the Mailbox PCB?

The Mailbox measures 50 × 50 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Mailbox?

99 components, from 36 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Mailbox design files?

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

Can I use the Mailbox design in my own project?

The repository has no license, so all rights stay with libresmartphone. Use it as a reference, and ask the author before reusing the design.

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