6 layers25.4 × 43.2 mm
IoT 2021A
cmcmicrosystems/iot_platform
Compact Bluetooth Low Energy (BLE) sensor node PCB design, firmware and Android app
41 parts5
4 layers344.8 × 118.2 mm
Matrix 3v3 ec pcb
sunxkui/matrix_3v3_ec_pcbPcb
- Size
- 344.8 × 118.2 mm
- Copper layers
- 4
- Thickness
- 1.67 mm
- Parts
- 251
- Nets
- 105
- Pads
- 944
- Tracks, vias
- 2,469, 2,666
- Pours
- 8
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 2 Dec 2025
- Updated
- 2 Dec 2025
Overview
Matrix 3v3 ec pcb is an open-source printed circuit board by sunxkui, from the sunxkui/matrix_3v3_ec_pcb repository on GitHub. It is a 4-layer board of 344.8 × 118.2 mm with 251 parts on 105 nets, routed with 2,469 tracks and 2,666 vias.
It is built around the 74HC4051, ADXL362BCCZ-RL7 and AP2112K-3.3, with the BAT54HT1G, AO3401A and AO3407 among its other parts. Its parts include 55 resistors, 25 capacitors, 20 connectors, 13 fuses and 6 switches. It belongs with the lEDs and displays boards of this library.
Main components
7
74HC4051
SOP-16-40℃~+85℃ 1 170MHz 28ns 29ns 3V~9V 5ns 5pF 80Ω 8:1 SOP-16 Analog Switches, Multiplexers ROHSWuxi I-core ElecAnalog Switches, Multiplexers
ADXL362BCCZ-RL7
LGA-16_3.3x3mm-40℃~+85℃ 1.6V~3.5V 10nA 12bit Accelerometer Motion event detection、Synchronization and timestamp SPI X,Y,Z ±8g LGA-16(3x3.3) Accelerometers ROHSAnalog DevicesAccelerometers
AP2112K-3.3
SOT253.3V 600mA CMOS Low Dropout Linear Regulator with EnableDiodes IncorporatedUncategorised
BAT54HT1G
SOD-323-40℃~+125℃ 1V@100mA 200mA 2uA@25V 30V 600mA Independent SOD-323 Schottky Diodes ROHSFUXINSEMISchottky Diodes
AO3401A
SOT-231 P-Channel 14nC@10V 30V 47mΩ@10V、60mΩ@4.5V、85mΩ@2.5V 4A 55pF 645pF 80pF 900mV SOT-23 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO3407
SOT-23-55℃~+150℃ 1 P-Channel 1.4W 1V 260pF 30V 37pF 4.1A 75mΩ@4.5V P-Channel ±20V SOT-23 MOSFETs ROHSBORNMOSFETs
ASMD1206-150
1206-40℃~+85℃ 1.5A 1.9mm 100A 130mΩ 1mm 25mΩ 3.6mm 300ms 3A 6V 800mW 1206 Resettable Fuses ROHSShenzhen JDT FuseResettable Fuses
Parts
251| Qty | Value | Footprint | References |
|---|---|---|---|
| 35 | MOUNTINGHOLE2.5 | lib:MOUNTINGHOLE_2.8_PLATED | U$10, U$11, U$12, U$13, U$14, U$15, U$16, U$17, U$18, U$19, U$20, U$21, U$22, U$23, U$24, U$25 +19 |
| 18 | 0R | lib:R_0402_1005Metric | R1, R2, R3, R4, R5, R6, R36, R38, R40, R41, R47, R48, R49, R50, R51, R55 +2 |
| 18 | 100K | lib:R_0402_1005Metric | R17, R20, R21, R22, R23, R24, R25, R26, R27, R28, R29, R30, R31, R32, R33, R34 +2 |
| 14 | TestPoint_Probe | lib:TP | P0.07, P0.20, P0.22, P0.24, P1.06, PPP1, row0, row1, row2, row3, row4, row5, row6, row7 |
| 7 | 100nF | lib:C_0402_1005Metric | C1, C5, C6, C17, C18, C22, C25 |
| 5 | 1uF | lib:C_0402_1005Metric | C4, C19, C20, C26, C29 |
| 4 | 0R | lib:R_0603_1608Metric | R9, R16, R42, R44 |
| 4 | 100nF | lib:C_0603_1608Metric | C23, C27, C28, C30 |
| 4 | Conn_01x06 | lib:JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | J1, J2, J5, J6 |
| 3 | 22R | lib:R_0402_1005Metric | R11, R43, R52 |
| 3 | MOUNTINGHOLE2.5 | lib:Fiducial_1mm_Mask2mm | U$2, U$3, U$7 |
| 2 | 100K | lib:R_0603_1608Metric | R14, R56 |
| 2 | 10uF | lib:C_0603_1608Metric | C10, C14 |
| 2 | 1K | lib:R_0603_1608Metric | R10, R15 |
| 2 | 1R | lib:R_0402_1005Metric | R53, R54 |
| 2 | 20pF | lib:C_0402_1005Metric | C2, C3 |
| 2 | 22uF | lib:C_0603_1608Metric | C9, C13 |
| 2 | 2M | lib:R_0603_1608Metric | R19, R46 |
| 2 | 4.7uF | lib:C_0603_1608Metric | C7, C8 |
| 2 | 74HC4051 | lib:TSSOP-16_4.4x5mm_P0.65mm | U6, U7 |
| 2 | Conn_01x01 | lib:1pad_D0.5mm_SMD | TP1, TP2 |
| 2 | Conn_01x01 | lib:1pin | P2, P3 |
| 2 | F1 | lib:ToprePad_1U_NEW | F1, F2 |
| 2 | LED | lib:LED_1206 | LED1, LED2 |
| 1 | 100nF | lib:CAP-SMD_4P-L2.0-W1.25 | LC1 |
| 1 | 10k | lib:R_0603_1608Metric | R13 |
| 1 | 1K | lib:R_0402_1005Metric | R37 |
| 1 | 1N5819 | lib:D_SOD-123 | D1 |
| 1 | 220pF | lib:C_0402_1005Metric | C21 |
| 1 | 50R | lib:R_0402_1005Metric | R12 |
| 1 | 806k | lib:R_0603_1608Metric | R18 |
| 1 | A | lib:ToprePad_1U_NEW | A1 |
| 1 | ADXL362 | lib:Analog_LGA-16_3.25x3mm_P0.5mm_LayoutBorder3x5y | U3 |
| 1 | AO3401A | Package_TO_SOT_SMD:SOT-23 | Q2 |
| 1 | AO3407 | Package_TO_SOT_SMD:SOT-23 | Q3 |
| 1 | AP2112K-3.3 | lib:SOT-23-5 | U5 |
| 1 | ASMD1206-150 | Fuse:Fuse_1206_3216Metric | Fu1 |
| 1 | B | lib:ToprePad_1U_NEW | B1 |
| 1 | BSLS | lib:ToprePad_1.5U_NEW | BSLS2 |
| 1 | BSPC | lib:ToprePad_2U_NEW | BSPC2 |
| 1 | C | lib:ToprePad_1U_NEW | CC1 |
| 1 | CAPS1 | lib:ToprePad_1.75U_NEW | CAPS2 |
| 1 | COMM | lib:ToprePad_1U_NEW | COMM1 |
| 1 | D | lib:ToprePad_1U_NEW | DD1 |
| 1 | DEL | lib:ToprePad_1U_NEW | DEL1 |
| 1 | DOT | lib:ToprePad_1U_NEW | DOT1 |
| 1 | DOWN | lib:ToprePad_1U_NEW | DOWN1 |
| 1 | E | lib:ToprePad_1U_NEW | E1 |
| 1 | END | lib:ToprePad_1U_NEW | END1 |
| 1 | ENTER | lib:ToprePad_2.25U_NEW | ENTER1 |
| 1 | EQL | lib:ToprePad_1U_NEW | EQL1 |
| 1 | ESC | lib:ToprePad_1U_NEW | ESC1 |
| 1 | F | lib:ToprePad_1U_NEW | FF1 |
| 1 | F10 | lib:ToprePad_1U_NEW | F10 |
| 1 | F11 | lib:ToprePad_1U_NEW | F11 |
| 1 | F12 | lib:ToprePad_1U_NEW | F12 |
| 1 | F13 | lib:ToprePad_1U_NEW | F13 |
| 1 | F2 | lib:ToprePad_1U_NEW | F3 |
| 1 | F3 | lib:ToprePad_1U_NEW | F4 |
| 1 | F4 | lib:ToprePad_1U_NEW | F5 |
| 1 | F5 | lib:ToprePad_1U_NEW | F6 |
| 1 | F6 | lib:ToprePad_1U_NEW | F7 |
| 1 | F8 | lib:ToprePad_1U_NEW | F8 |
| 1 | F9 | lib:ToprePad_1U_NEW | F9 |
| 1 | G | lib:ToprePad_1U_NEW | G1 |
| 1 | GRV | lib:ToprePad_1U_NEW | GRV1 |
| 1 | H | lib:ToprePad_1U_NEW | HH1 |
| 1 | HOME | lib:ToprePad_1U_NEW | HOME1 |
| 1 | I | lib:ToprePad_1U_NEW | I1 |
| 1 | INS | lib:ToprePad_1U_NEW | INS1 |
| 1 | J | lib:ToprePad_1U_NEW | JJ1 |
| 1 | Jumper_2_Bridged | lib:R_0402_1005Metric | JP2 |
| 1 | Jumper_2_Bridged | lib:R_0603_1608Metric | JP1 |
| 1 | K | lib:ToprePad_1U_NEW | KK1 |
| 1 | K0 | lib:ToprePad_1U_NEW | K10 |
| 1 | K1 | lib:ToprePad_1U_NEW | K1 |
| 1 | K2 | lib:ToprePad_1U_NEW | K2 |
| 1 | K3 | lib:ToprePad_1U_NEW | K3 |
| 1 | K4 | lib:ToprePad_1U_NEW | K4 |
| 1 | K5 | lib:ToprePad_1U_NEW | K5 |
The 197 most common of 251 parts.
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Questions
How big is the Matrix 3v3 ec pcb PCB?
It measures 344.8 × 118.2 mm and has 4 copper layers, 1.67 mm thick.
What parts does the Matrix 3v3 ec pcb use?
251 parts, built around the 74HC4051, ADXL362BCCZ-RL7, AP2112K-3.3 and BAT54HT1G. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Matrix 3v3 ec pcb KiCad files?
From the sunxkui/matrix_3v3_ec_pcb repository on GitHub, at the commit this page was made from: the board is kicad.kicad_pcb and its schematic kicad.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Matrix 3v3 ec pcb design in my own project?
Its repository states no licence, so its author keeps all rights: ask sunxkui before reusing the design.