Rudolph
UMDBPP
2nd version of a LoRa tracker now using a +30dBm radio coupled with a MIA-M10 for proper tracking.
Components (32)
| Reference | Value | Description |
|---|---|---|
| U1 | TPS2121RUXR | |
| U2 | LT6703CDC-3 | |
| U3 | MAX77857 | |
| U5 | MAX25232ATCB/V+T | |
| C1,C5-C7,C13,C14 | 10uF | |
| C2,C4,C18 | 1uF | |
| C3 | 10nF | |
| C8,C9 | 220nF | |
| C10 | 10pF | |
| C11 | 2.2uF | |
| C12 | 470nF | |
| C15,C19-C21 | 15uF | |
| C16 | 4.7uF | |
| C17 | 0.1uF | |
| J2,J3 | 529910208 | |
| J4 | XT30 | |
| JP1 | SolderJumper_2_Open | |
| L1 | 1.0uH | |
| L2,L4 | 3.3uH | |
| L3 | 2.2uH | |
| R3 | 44.2k | |
| R4,R9 | 23.7k | |
| R5,R10 | 5k | |
| R6 | 1.05M | |
| R7 | 154k | |
| R8 | 510k | |
| R11 | 64.9k | |
| R12 | 178k | |
| R13 | 12.7k | |
| R14,R17 | 100m | |
| R15 | 20k | |
| TP1-TP4 | TestPoint |