Pi hat LoRa
About the Pi hat LoRa
Pi hat LoRa is an open source PCB design by Doenec, published on GitHub under the MIT license. It is a 2-layer board measuring 65 × 56 mm, with 72 components from 43 distinct parts.
Other key parts include the ADS1115IDGSR, CN3163, MT3540, DS1307Z+T&R and DW01. By type, the board carries 19 capacitors, 15 resistors, 11 diodes, 8 connectors, 7 ICs and 4 transistors.
It belongs with the dev boards & breakouts and rf & radio designs in this gallery.
From the project
collection of different shields to be stacked in raspberry pi
Main components on the Pi hat LoRa
Pi hat LoRa bill of materials (BOM)
72 components, 43 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ADS1115IDGSR ADS1115IDGS Texas Instruments | TSSOP-10_3x3mm_P0.5mm | U2 |
| 1 | CN3163 ShangHai Consonance Elec | Texas_HSOP-8-1EP_3.9x4.9mm_P1.27mm_ThermalVias | U3 |
| 1 | MT3540 XI'AN Aerosemi Tech | SOT-23-5 | U4 |
| 1 | DS1307Z+T&R DS1307Z+ Maxim Integrated | SOIC-8_3.9x4.9mm_P1.27mm | U5 |
| 1 | DW01 DW01+G Guangdong Hottech | SOT-23-6 | U6 |
| 1 | AMS1117-3.3 Advanced Monolithic Systems | SOT-223-3_TabPin2 | U8 |
| 1 | Ai-Thinker-Ra-01 | Ai-Thinker-Ra-01-LoRa | U13 |
| 1 | 2N7002 8205A ON Semiconductor | SOT-23-6 | Q1 |
| 2 | 2N7002 ON Semiconductor | SOT-23 | Q2, Q3 |
| 1 | MMBT3904 C20526 | SOT-23 | Q4 |
| 1 | Q13FC1350000400 32.768Khz Seiko Epson | Crystal_SMD_G8-2Pin_3.2x1.5mm | Y1 |
| 1 | GPIO | PinSocket_2x20_P2.54mm_Vertical | J1 |
| 1 | CONN | JST_EH_B2B-EH-A_1x02_P2.50mm_Vertical | J2 |
| 1 | CONN | PinHeader_1x02_P2.54mm_Vertical | J3 |
| 1 | CONN | JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | J4 |
| 2 | CONN | PinHeader_1x04_P2.54mm_Vertical | J6, J10 |
| 1 | AIN | PinHeader_1x05_P2.54mm_Vertical | J7 |
| 1 | TYPE-C-31-M-12 USB_C_Plug Korean Hroparts Elec | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | P1 |
| 1 | Antenna | PinHeader_1x01_P2.54mm_Vertical | AE1 |
| 1 | BAT | JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | BT1 |
Show 23 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | CR1220-2 Battery_Cell Q&J | cr1220-2 | BT3 |
| 2 | JUMPER | SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm | JP1, JP5 |
| 1 | BATBYPASS | SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm | JP6 |
| 1 | 19-217/GHC-YR1S2/3T GLED Everlight Elec | LED_0603_1608Metric | D1 |
| 1 | KT-0603R LED RED Hubei KENTO Elec | LED_0603_1608Metric | D2 |
| 3 | 1N5819WS Guangdong Hottech | D_SOD-323 | D3, D7, D9 |
| 3 | SS34 Hubei KENTO Elec | D_SMA | D4, D8, D11 |
| 1 | KT-0603R RLED Hubei KENTO Elec | LED_0603_1608Metric | D5 |
| 1 | SS210 MDD | D_SMA | D6 |
| 1 | WS2812E-V5 WS2812B Worldsemi | LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D10 |
| 1 | TFM252012ALMA4R7MTAA 4.7uH TDK | L_1008_2520Metric | L1 |
| 5 | CL05A105KA5NQNC 1uF Samsung Electro-Mechanics | C_0402_1005Metric | C2, C9, C16, C19, C27 |
| 1 | CL05B104KB54PNC 100nF Samsung Electro-Mechanics | C_0402_1005Metric | C3 |
| 7 | CL05B104KO5NNNC 100nF YAGEO | C_0402_1005Metric | C4, C6, C13, C23, C28, C30, C33 |
| 5 | CL05A106MQ5NUNC 10uF Samsung Electro-Mechanics | C_0402_1005Metric | C5, C15, C22, C25, C34 |
| 1 | CL31A476MPHNNNE 47uF Samsung Electro-Mechanics | C_1206_3216Metric | C10 |
| 3 | 0402WGF1001TCE 1K Uniroyal Elec | R_0402_1005Metric | R3, R8, R12 |
| 2 | 0402WGF1503TCE 150K Uniroyal Elec | R_0402_1005Metric | R4, R10 |
| 6 | 0402WGF1002TCE 10K Uniroyal Elec | R_0402_1005Metric | R5, R9, R20, R21, R24, R25 |
| 1 | 0603WAF1001T5E 1K UNI-ROYAL(Uniroyal Elec) | R_0603_1608Metric | R6 |
| 1 | 0603WAF1101T5E 1.1K | R_0603_1608Metric | R7 |
| 1 | 0402WGF4702TCE 47K UNI-ROYAL(Uniroyal Elec) | R_0402_1005Metric | R11 |
| 1 | 0402WGF1000TCE 100R | R_0402_1005Metric | R14 |
Pi hat LoRa design files
The KiCad project lives in the Doenec/pi-hat repository on GitHub; these links point at the commit this page was built from.
Pi hat LoRa: common questions
How big is the Pi hat LoRa?
The Pi hat LoRa measures 65 × 56 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Pi hat LoRa?
72 components, from 43 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 Pi hat LoRa design files?
From the Doenec/pi-hat repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Pi hat LoRa design in my own project?
Yes, under the terms of its MIT license, which Doenec chose for the repository.
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