

Smd challenge
SMD circuit board with 1206, 0805, 0603, 0402 and 0201 LEDs
- Size
- 41.3 × 31.8 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 26
- Nets
- 42
- Pads
- 123
- Tracks, vias
- 151, 19
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 5 (file 20210228)
- Created
- 4 May 2021
- Updated
- 26 Oct 2021
Overview
Smd challenge is an open-source printed circuit board by mokomull, from the mokomull/smd-challenge repository on GitHub. It is a 2-layer board of 41.3 × 31.8 mm with 26 parts on 42 nets, routed with 151 tracks and 19 vias.
It is built around the ATSAMD21E15B-MU, MIC5504-3.3YM5 and DX07S016JA1R1500. Its parts include 9 resistors, 7 capacitors, 5 diodes, 2 ICs and 2 connectors. It belongs with the SAM D and SAM boards of this library.
Main components
3ATSAMD21E15B-MU
QFN-32-40℃~+85℃ 1.62V~3.6V 26 32 Bit 32KB 48MHz 4KB ARM Cortex-M0+ Built-in FLASH QFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontrollers (MCU/MPU/SOC)MIC5504-3.3YM5
SOT-23-5-40℃~+125℃@(Tj) 1 120uVrms 15uA 180mV@(300mA) 3.3V 300mA 5.5V 75dB@(1kHz) Fixed Over Temperature Protection、Enable Positive SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSTECH PUBLICVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsDX07S016JA1R1500
SMD-40℃~+85℃ 1 250mA、1.25A 48V Black Female Type-C USB 2.0 SMD USB Connectors ROHSJAE ElectronicsUSB Connectors
Parts
26| Qty | Value | Footprint | References |
|---|---|---|---|
| 3 | 100n | Capacitor_SMD:C_0603_1608Metric | C5, C6, C7 |
| 2 | 10u | Capacitor_SMD:C_1206_3216Metric | C1, C4 |
| 2 | 28p | Capacitor_SMD:C_0603_1608Metric | C2, C3 |
| 2 | 5k1 | Resistor_SMD:R_0603_1608Metric | R1, R2 |
| 1 | ECS-160-18-33QZ-ADS-TR | Crystal:Crystal_SMD_SeikoEpson_FA238-4Pin_3.2x2.5mm | Y1 |
| 1 | 10k | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | 130 | Resistor_SMD:R_0402_1005Metric | R7 |
| 1 | 1k | Resistor_SMD:R_0603_1608Metric | R9 |
| 1 | 240 | Resistor_SMD:R_0805_2012Metric | R5 |
| 1 | 260 | Resistor_SMD:R_1206_3216Metric | R4 |
| 1 | 260 | Resistor_SMD:R_0603_1608Metric | R6 |
| 1 | 80 | Resistor_SMD:R_0201_0603Metric | R8 |
| 1 | ATSAMD21E15B-M | Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.6x3.6mm | U2 |
| 1 | BLUE | LED_SMD:LED_0201_0603Metric | D5 |
| 1 | Conn_01x05 | Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical_SMD_Pin1Left | J2 |
| 1 | DX07S016JA1R1500 | USBConn6:JAE_DX07S016JA1R1500 | J1 |
| 1 | GREEN | LED_SMD:LED_0402_1005Metric | D4 |
| 1 | MIC5504-3.3YM5 | Package_TO_SOT_SMD:SOT-23-5 | U1 |
| 1 | ORANGE | LED_SMD:LED_0805_2012Metric | D2 |
| 1 | RED | LED_SMD:LED_1206_3216Metric | D1 |
| 1 | YELLOW | LED_SMD:LED_0603_1608Metric | D3 |
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Questions
How big is the Smd challenge PCB?
It measures 41.3 × 31.8 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Smd challenge use?
26 parts, built around the ATSAMD21E15B-MU, MIC5504-3.3YM5 and DX07S016JA1R1500. 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 Smd challenge KiCad files?
From the mokomull/smd-challenge repository on GitHub, at the commit this page was made from: the board is smd-challenge.kicad_pcb and its schematic smd-challenge.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Smd challenge design in my own project?
Its repository states no licence, so its author keeps all rights: ask mokomull before reusing the design.