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STD NRF51822 Board beacon
License: Public Domain
Mode: Editors' pick
- 0
Update time：
2020-07-30 18:27:38
Creation time：
2020-05-26 14:59:39
Description
NRF51822 beacon design pcb
RF part design of this board wasn't tested with SWR meter and other special equipment, and was composed by using Nordic Community guidelines and open source projects.
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 16MHz | X1 | OSC-SMD_4P-L3.2-W2.5-BL | 1 |
| 2 | 3.3nH | L3 | RESC0402_N | 1 |
| 3 | 12pF | C1,C2,C13,C14 | RESC0402_N | 4 |
| 4 | 2.2nF | C3 | RESC0402_N | 1 |
| 5 | 100nF | C8,C11 | RESC0402_N | 2 |
| 6 | 47nF | C10 | RESC0402_N | 1 |
| 7 | 1.0nF | C9 | RESC0402_N | 1 |
| 8 | 4.7µF | C7 | RESC0603_N | 1 |
| 9 | 32.768kHz | X2 | OSC-SMD_L3.2-W1.5 | 1 |
| 10 | NRF51X22_QFQF | U1 | QFN40P600X600X90-48_N | 1 |
| 11 | 4.7nH | L1 | RESC0402_N | 1 |
| 12 | 10nH | L2 | RESC0402_N | 1 |
| 13 | 2.2pF | C5 | RESC0402_N | 1 |
| 14 | 1.0pF | C4 | RESC0402_N | 1 |
| 15 | 1.5pF | C6 | RESC0402_N | 1 |
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