DDRN Hardware
About the DDRN Hardware PCB
DDRN Hardware is an open source PCB design by davidfobar, published on GitHub. It is a 2-layer board measuring 33.3 × 54.5 mm, with 51 components from 34 distinct parts.
Other key parts include the LoRa-E5, MAX1932, BMP390L, W25Q32JVSS and LSM303AGR. By type, the board carries 17 resistors, 12 capacitors, 9 connectors, 6 ICs, 2 transistors and 2 switches.
Main components on the DDRN Hardware
DDRN Hardware bill of materials (BOM)
51 components, 34 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LoRa-E5 | LoRa-E5 | U1 |
| 1 | MAX1932 | MAX1932_handsolder | U2 |
| 1 | BMP390L | bmp390_handsolder | U3 |
| 1 | W25Q32JVSS | SOIC-8_5.23x5.23mm_P1.27mm | U4 |
| 1 | LSM303AGR | lsm303_handsolder | U5 |
| 1 | AP2112K-3.3 | SOT-23-5 | U6 |
| 2 | BSS119 | SOT-23 | Q1, Q2 |
| 1 | Conn_01x03_Pin | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 1 | Conn_Coaxial | U.FL_Hirose_U.FL-R-SMT-1_Vertical | J2 |
| 1 | Conn_01x02_Pin | JST-PH-RH-SM | J3 |
| 1 | Conn_01x04_Pin | SLW4S-1C7LF | J4 |
| 1 | Conn_01x06_Pin | SLW6S-1C7LF | J5 |
| 3 | Conn_01x02_Pin | PinHeader_1x02_P2.54mm_Vertical | J6, J7, J9 |
| 1 | Conn_02x05_Top_Bottom | STLINK-V3MINIE | J8 |
| 2 | SW_Push | SW_SPST_PTS810 | SW1, SW2 |
| 1 | CDBW46-G | D_SOD-123 | D1 |
| 1 | LED | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D2 |
| 1 | 150uH | SRN4026 | L1 |
| 2 | 4.7u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2 |
| 1 | 1u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3 |
Show 14 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 0.01u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C4, C5 |
| 1 | 220n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C6 |
| 2 | 10u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C7, C9 |
| 2 | 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C8, C10 |
| 2 | DNP | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C11, C12 |
| 1 | 4.02k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1 |
| 1 | 32.4k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2 |
| 1 | 2.0k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3 |
| 1 | 205k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
| 6 | 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5, R6, R7, R8, R11, R12 |
| 2 | 4.7k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R9, R10 |
| 1 | 100 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R13 |
| 3 | 1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R14, R15, R19 |
| 1 | 0R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R16 |
DDRN Hardware design files
The KiCad project lives in the davidfobar/SCRAM repository on GitHub; these links point at the commit this page was built from.
DDRN Hardware: common questions
How big is the DDRN Hardware PCB?
The DDRN Hardware measures 33.3 × 54.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the DDRN Hardware?
51 components, from 34 distinct parts. The full bill of materials is listed on this page.
Where can I download the DDRN Hardware design files?
From the davidfobar/SCRAM repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the DDRN Hardware design in my own project?
The repository has no license, so all rights stay with davidfobar. Use it as a reference, and ask the author before reusing the design.
