HardLabs

SparkPNT GNSSDO Plus panelized

sparkfun·SparkFun_GNSSDO·Hardware/GNSSDO_Plus/Production/SparkPNT_GNSSDO_Plus_panelized.kicad_pcb

SparkPNT GNSSDO Plus panelized PCB layout, top view — open source ESP32 board by sparkfun

About the SparkPNT GNSSDO Plus panelized PCB

SparkPNT GNSSDO Plus panelized is an open source ESP32 PCB design by sparkfun, published on GitHub under the MIT license. It is a 4-layer board measuring 165.6 × 125.5 mm, with 347 components from 75 distinct parts.

Its main chip is the ESP32-WROVER-IE-N16R8, from the ESP32 family. Other key parts include the mosaic-T, CH340C, KSZ8041NL/I, AP7361C-3.3V and REC15E-2405SZ. By type, the board carries 102 capacitors, 95 resistors, 48 test points, 25 ICs, 23 jumpers and 18 diodes.

It belongs with the rf & radio designs in this gallery.

From the project

The SparkFun GNSS Disciplined Oscillator (GNSSDO / GNSSDO+) is a precision time and frequency reference based on the Septentrio mosaic-T GNSS receiver. It features a disciplined 10MHz TCXO / OCXO oscillator, aluminum enclosure, Ethernet, PTP broadcast, data logging, multiple power options, and supports the Fugro AtomiChron timing service.

SparkPNT GNSSDO Design Files =====================================

The files here are the KiCad schematic and PCB design files from SparkFun Electronics.

Main components on the SparkPNT GNSSDO Plus panelized

ESP32-WROVER-IE-N16R8mosaic-TCH340CKSZ8041NL/IAP7361C-3.3VREC15E-2405SZDP530574LVC2T45DCSTP3593LFSN74LVC1G175DCKJPS-3-1+LMV7219M5MS8607-02BAPCA9306AP2112K-3.3LTC4418

SparkPNT GNSSDO Plus panelized bill of materials (BOM)

347 components, 75 distinct parts.

QtyPartRefs
1
ESP32-WROVER-IE-N16R8
U1
1
mosaic-T
U2
1
CH340C
U3
1
KSZ8041NL/I
U4
2
AP7361C-3.3V
U5, U11
1
REC15E-2405SZ
U6
1
DP5305
U7
5
74LVC2T45DC
U8, U9, U10, U12, U14
1
STP3593LF
U13
1
SN74LVC1G175DCK
U15
1
JPS-3-1+
U16
4
LMV7219M5
U17, U20, U23, U24
1
MS8607-02BA
U18
1
PCA9306
U19
1
AP2112K-3.3
U25
2
LTC4418
U26, U27
1
~
A.1
1
MBT3904DW1
Q1
8
DMG2305UX
Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9
4
SMA_Edge
J1, J3, J8, J10
Show 55 more
QtyPartRefs
2
USB_C_Receptacle
J2, J4
1
MagJack_PoE
J5
1
microSD
J6
1
Qwiic_Vertical
J7
1
Screw_Cage_3.5mm-10
J9
1
~
B.1
2
6V/2.0A/4.0A
F1, F2
6
Measure
JP2, JP3, JP4, JP5, JP6, JP14
13
~
JP8, JP9, JP10, JP11, JP12, JP13, JP16, JP17 +5
1
~
JP15
3
~
JP22, JP23, JP24
4
Standoff
ST1, ST2, ST3, ST4
3
PTH_RA_h7.5mm
SW1, SW2, SW3
1
DPDT_Slide_SMD_7.2x3.5mm
SW4
38
PTH
TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8 +30
10
1.25mm
TP20, TP30, TP31, TP32, TP42, TP44, TP45, TP46 +2
1
RFCMF1220100M4T
TR1
4
PESD0402
D1, D15, D16, D17
3
DT1042-04SO
D2, D3, D6
4
BAT60A
D4, D5, D9, D10
3
DF5A5.6LFU
D7, D13, D14
1
SK34A
D8
2
CBI_LED_3mm_YGR
D11, D12
1
~
D.1
2
470 Ohm
L1, L2
2
6.8uH
L3, L4
10
10uF
C1, C25, C27, C30, C33, C34, C37, C38 +2
41
0.1uF
C2, C3, C5, C10, C11, C12, C14, C17 +33
19
2.2uF
C4, C13, C16, C18, C24, C31, C39, C41 +11
4
100uF
C6, C32, C36, C65
9
1.0uF
C7, C8, C20, C21, C22, C58, C77, C89 +1
1
1.0nF
C9
1
100pF
C15
1
22uF
C29
1
47uF
C35
9
1.0nF
C51, C64, C66, C67, C75, C76, C82, C87 +1
1
33pF
C83
2
10nF
C94, C103
2
4.7uF
C99, C100
1
~
C.1
10
10k
R1, R2, R3, R5, R11, R23, R24, R27 +2
7
2.2k
R4, R6, R8, R31, R32, R60, R62
14
1k
R7, R17, R18, R37, R45, R53, R56, R57 +6
4
5.1k
R9, R10, R14, R15
6
470
R12, R13, R38, R39, R40, R42
7
100k
R16, R41, R43, R44, R52, R68, R75
8
49.9
R19, R20, R21, R22, R47, R50, R51, R59
2
13k
R25, R26
13
0
R30, R48, R54, R55, R58, R65, R69, R70 +5
3
4.7k
R33, R34, R35
1
49.9
R36
5
200k
R46, R63, R81, R84, R87
8
47k
R49, R80, R82, R83, R85, R86, R88, R89
1
33
R76
6
100
R92, R93, R94, R95, R96, R97

SparkPNT GNSSDO Plus panelized design files

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

SparkPNT GNSSDO Plus panelized: common questions

What microcontroller does the SparkPNT GNSSDO Plus panelized use?

The SparkPNT GNSSDO Plus panelized is built around the ESP32-WROVER-IE-N16R8, from the ESP32 family.

How big is the SparkPNT GNSSDO Plus panelized PCB?

The SparkPNT GNSSDO Plus panelized measures 165.6 × 125.5 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the SparkPNT GNSSDO Plus panelized?

347 components, from 75 distinct parts. The full bill of materials is listed on this page.

Where can I download the SparkPNT GNSSDO Plus panelized design files?

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

Can I use the SparkPNT GNSSDO Plus panelized design in my own project?

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

Can I test firmware for the SparkPNT GNSSDO Plus panelized without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.

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