MBFrontEnd
About the MBFrontEnd PCB
MBFrontEnd is an open source PCB design by LadyRoninEngineer, published on GitHub under the Unlicense license. It is a 2-layer board measuring 55 × 45 mm, with 51 components from 33 distinct parts.
Other key parts include the PGA-103, PE4312C-Z, AD831APZ, Si5351A-B and MCP23008-xSS. By type, the board carries 21 capacitors, 14 resistors, 6 ICs, 3 connectors, 3 inductors and 2 crystals.
From the project
Data Supporting development of Si473x series radios
Main components on the MBFrontEnd
MBFrontEnd bill of materials (BOM)
51 components, 33 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | PGA-103 | SOT-89-3 | U1 |
| 1 | PE4312C-Z | QFN-20-1EP_4x4mm_P0.5mm_EP2.6x2.6mm | U2 |
| 1 | AD831APZ | PLCC-20 | U3 |
| 1 | Si5351A-B | MSOP-10_3x3mm_P0.5mm | U4 |
| 1 | MCP23008-xSS | SSOP-20_5.3x7.2mm_P0.65mm | U5 |
| 1 | TPS6735IDR | SOIC-8_3.9x4.9mm_P1.27mm | U6 |
| 1 | ASTX-H11-25.0MHz | Oscillator_SMD_Abracon_ASE-4Pin_3.2x2.5mm | X1 |
| 1 | ABM8G-25.MHZ | Crystal_SMD_Abracon_ABM8G-4Pin_3.2x2.5mm | Y1 |
| 2 | Conn_Coaxial | SMA_Molex_73251-1153_EdgeMount_Horizontal | J1, J2 |
| 1 | Conn_01x06_Male | PinHeader_1x06_P2.54mm_Horizontal | J3 |
| 1 | CM1213A-01SO | SOT-23 | D1 |
| 1 | 1N5817 | D_SOD-323 | D2 |
| 1 | 620nH | L_1008_2520Metric | L1 |
| 1 | TCCH-80 | GU1604 | L2 |
| 1 | 10µH | CD54NP-220MC | L3 |
| 2 | 10nF | C_0805_2012Metric | C1, C3 |
| 1 | 330pF | C_0603_1608Metric | C2 |
| 1 | 10µF | C_1206_3216Metric | C4 |
| 1 | 330nF | C_0402_1005Metric | C5 |
| 6 | 0.1µF | C_0603_1608Metric | C6, C7, C11, C12, C13, C21 |
Show 13 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | 82pF | C_0402_1005Metric | C8, C9, C18 |
| 1 | 100nF | C_0603_1608Metric | C10 |
| 2 | 470nF | C_0402_1005Metric | C14, C15 |
| 1 | 100nF | C_0402_1005Metric | C16 |
| 1 | 10µF | CP_EIA-3528-21_Kemet-B | C17 |
| 1 | 47µF | CP_EIA-7343-30_AVX-N | C19 |
| 1 | 100µF | CP_EIA-7343-30_AVX-N | C20 |
| 1 | 150Ω | R_0603_1608Metric | R1 |
| 2 | 51.1Ω | R_0603_1608Metric | R2, R3 |
| 2 | 4.7kΩ | R_0402_1005Metric | R4, R5 |
| 7 | 10kΩ | R_0402_1005Metric | R6, R9, R10, R11, R12, R13, R14 |
| 1 | 130kΩ | R_0402_1005Metric | R7 |
| 1 | 300kΩ | R_0402_1005Metric | R8 |
MBFrontEnd design files
The KiCad project lives in the LadyRoninEngineer/Si473x repository on GitHub; these links point at the commit this page was built from.
MBFrontEnd: common questions
How big is the MBFrontEnd PCB?
The MBFrontEnd measures 55 × 45 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the MBFrontEnd?
51 components, from 33 distinct parts. The full bill of materials is listed on this page.
Where can I download the MBFrontEnd design files?
From the LadyRoninEngineer/Si473x repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the MBFrontEnd design in my own project?
Yes, under the terms of its Unlicense license, which LadyRoninEngineer chose for the repository.
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