

Client pcb
[school] a sponsored capstone project to design a low-cost, scalable, voltage monitoring system that was capable of measuring a wide voltage range
- Size
- 88.1 × 17.1 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 23
- Nets
- 30
- Pads
- 90
- Tracks, vias
- 197, 31
- Pours
- 6
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 25 Jun 2023
- Updated
- 28 Sep 2023
Overview
Client pcb is an open-source printed circuit board by nullcline, from the nullcline/fuel_cell_monitor repository on GitHub. It is a 4-layer board of 88.1 × 17.1 mm with 23 parts on 30 nets, routed with 197 tracks and 31 vias.
It is built around the ATTINY404-SSN, MAX14850ASE+ and MPMT10019001AT1. Its parts include 8 capacitors, 6 connectors, 4 resistors, 4 ICs and 1 diode. It belongs with the AVR (ATmega, ATtiny) boards of this library.
Main components
3ATTINY404-SSN
SOIC-14-40℃~+105℃ 1.8V~5.5V 10bit 12 128Byte 20MHz 256Byte 4KB 8 Bit AVR Built-in FLASH SOIC-14 Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontrollers (MCU/MPU/SOC)MAX14850ASE+
SOIC-16-40℃~+125℃ 1.5kV/us 2 2 30ns 3V~5.5V 3V~5.5V 50Mbps 600 High Level SOIC-16 Digital Isolators ROHSMaxim Integrated (Analog Devices)Digital IsolatorsMPMT10019001AT1
SOT-23100mW 1kΩ、9kΩ 2 3 ±0.1% ±25ppm/℃ SOT-23 Resistor Networks, Arrays ROHSVishay IntertechnologyResistor Networks & Arrays
README
README.mdfuel_cell_monitor
[school] a sponsored capstone project to design a low-cost, scalable, voltage monitoring system that was capable of measuring a wide voltage range
here are some cool pics (i designed, manufactured, and tested the module).

you can read about the design in the included report here
Parts
23| Qty | Value | Footprint | References |
|---|---|---|---|
| 3 | 100n | Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C3, C6, C7 |
| 3 | Conn_01x04 | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J1, J3, J4 |
| 2 | 100nF | Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C1, C4 |
| 2 | 3.3k | Resistor_SMD:R_1210_3225Metric_Pad1.30x2.65mm_HandSolder | R2, R3 |
| 1 | 100 | Resistor_SMD:R_1210_3225Metric_Pad1.30x2.65mm_HandSolder | R1 |
| 1 | 10nF | Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C5 |
| 1 | 11nF | Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C8 |
| 1 | 330n | Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C2 |
| 1 | ATtiny404-SS | Package_SO:SOIC-14_3.9x8.7mm_P1.27mm | U0 |
| 1 | Conn_01x05 | Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical | J5 |
| 1 | Conn_02x01 | TerminalBlock:TerminalBlock_Altech_AK300-2_P5.00mm | J0 |
| 1 | Conn_02x03_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical | J2 |
| 1 | L78L05_TO92 | Package_TO_SOT_THT:TO-92_Inline | U1 |
| 1 | LED | LED_SMD:LED_1210_3225Metric_Pad1.42x2.65mm_HandSolder | D1 |
| 1 | LM4128 | Package_TO_SOT_SMD:SOT-23-5 | U2 |
| 1 | MAX14850 | Package_SO:SOP-16_3.9x9.9mm_P1.27mm | U3 |
| 1 | MPMT10019001AT1 | Connector_PinSocket_2.54mm:PinSocket_1x03_P2.54mm_Vertical | R4 |
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Questions
How big is the Client pcb PCB?
It measures 88.1 × 17.1 mm and has 4 copper layers, 1.6 mm thick.
What parts does the Client pcb use?
23 parts, built around the ATTINY404-SSN, MAX14850ASE+ and MPMT10019001AT1. 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 Client pcb KiCad files?
From the nullcline/fuel_cell_monitor repository on GitHub, at the commit this page was made from: the board is client-pcb.kicad_pcb and its schematic client-pcb.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Client pcb design in my own project?
Its repository states no licence, so its author keeps all rights: ask nullcline before reusing the design.