Ksz9031-eval
About the Ksz9031-eval PCB
Ksz9031-eval is an open source PCB design by azonenberg, published on GitHub under the BSD-3-Clause license. It is a 4-layer board measuring 77 × 71.5 mm, with 167 components from 41 distinct parts.
Other key parts include the LTC3374-QFN, AZ1117EH-3.3TRG1, AZ1117EH-2.5TRG1, AZ1117EH-1.8TRG1 and AZ1117EH-1.2TRG1. By type, the board carries 76 capacitors, 45 resistors, 30 connectors, 8 inductors, 7 ICs and 1 fuse.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
Miscellaneous prototype hardware that wasn't major enough to warrant a dedicated repo
Main components on the Ksz9031-eval
Ksz9031-eval bill of materials (BOM)
167 components, 41 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LTC3374-QFN | QFN_38_0.5MM_5x7MM | U1 |
| 1 | AZ1117EH-3.3TRG1 | SOT223-4 | U2 |
| 1 | AZ1117EH-2.5TRG1 | SOT223-4 | U3 |
| 1 | AZ1117EH-1.8TRG1 | SOT223-4 | U4 |
| 1 | AZ1117EH-1.2TRG1 | SOT223-4 | U5 |
| 1 | ECS-2520MV-250-CN-TR | OSCILLATOR_2.5x2.0 | U6 |
| 1 | KSZ9031RN | QFN_48_0.5MM_7x7MM | U7 |
| 1 | BARREL | CONN_CUI_PJ-058BH_HIPWR_BARREL_NOSLOT | J1 |
| 9 | Conn_01x02 | CONN_HEADER_2.54MM_1x2 | J2, J3, J4, J5, J26, J27, J28, J29 +1 |
| 9 | Conn_Coaxial | CONN_MMCX_LINX_CONNMMCX002SMD | J6, J7, J8, J9, J10, J11, J12, J13 +1 |
| 6 | JUMPER_3_PWROUT | CONN_HEADER_2.54MM_1x3 | J15, J16, J17, J18, J22, J23 |
| 1 | BEL_FUSE_0826-1G1T-23-F | CONN_BELFUSE_0826_1G1T_23_F | J19 |
| 2 | PMOD_HOST | CONN_HEADER_2.54MM_2x6_RA_PMOD_HOST | J20, J21 |
| 2 | Conn_02x03_Odd_Even | CONN_HEADER_2.54MM_2x3 | J24, J25 |
| 1 | 2A | EIA_0603_RES_NOSILK | F1 |
| 4 | NRS6028T2R2NMGJ | INDUCTOR_YUDEN_NR6028 | L1, L2, L3, L4 |
| 1 | BLM31KN271SH1L | EIA_1206_CAP_NOSILK | L5 |
| 3 | 600R | EIA_0402_RES_NOSILK | L6, L7, L8 |
| 12 | 22 uF | EIA_1210_CAP_NOSILK | C1, C2, C3, C4, C13, C14, C15, C16 +4 |
| 1 | 10 uF | EIA_1210_CAP_NOSILK | C5 |
Show 21 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 6 | 0.1 uF | EIA_0402_CAP_NOSILK | C6, C22, C73, C74, C75, C76 |
| 5 | DNP 1206 | EIA_1206_CAP_NOSILK | C7, C29, C35, C43, C50 |
| 4 | 47 uF 10V | EIA_1210_CAP_NOSILK | C8, C10, C12, C17 |
| 9 | 4.7 uF | EIA_0603_CAP_NOSILK | C9, C23, C24, C25, C26, C31, C32, C33 +1 |
| 15 | 0.47 uF | EIA_0402_CAP_NOSILK | C11, C41, C42, C48, C49, C52, C53, C54 +7 |
| 5 | DNP 0805 | EIA_0805_CAP_NOSILK | C27, C28, C38, C39, C40 |
| 5 | DNP 0603 | EIA_0603_CAP_NOSILK | C30, C34, C45, C46, C47 |
| 14 | DNP 0402 | EIA_0402_CAP_NOSILK | C37, C44, C51, C57, C59, C62, C63, C65 +6 |
| 11 | 1K | EIA_0402_RES_NOSILK | R1, R36, R37, R38, R39, R40, R41, R42 +3 |
| 7 | 10K | EIA_0402_RES_NOSILK | R2, R3, R31, R32, R33, R34, R35 |
| 2 | 1.02M | EIA_0402_RES_NOSILK | R4, R5 |
| 1 | 806K | EIA_0402_RES_NOSILK | R6 |
| 1 | 232K | EIA_0402_RES_NOSILK | R7 |
| 1 | 324K | EIA_0402_RES_NOSILK | R8 |
| 1 | 475K | EIA_0402_RES_NOSILK | R9 |
| 1 | 649K | EIA_0402_RES_NOSILK | R10 |
| 1 | 464K | EIA_0402_RES_NOSILK | R11 |
| 7 | 33 | EIA_0402_RES_NOSILK | R12, R24, R25, R26, R27, R28, R29 |
| 9 | 953 | EIA_0402_RES_NOSILK | R13, R14, R15, R16, R17, R18, R19, R20 +1 |
| 2 | 220 | EIA_0402_RES_NOSILK | R22, R23 |
| 1 | R | EIA_0402_RES_NOSILK | R30 |
Ksz9031-eval design files
The KiCad project lives in the azonenberg/misc-devboards repository on GitHub; these links point at the commit this page was built from.
Ksz9031-eval: common questions
How big is the Ksz9031-eval PCB?
The Ksz9031-eval measures 77 × 71.5 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Ksz9031-eval?
167 components, from 41 distinct parts. The full bill of materials is listed on this page.
Where can I download the Ksz9031-eval design files?
From the azonenberg/misc-devboards repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Ksz9031-eval design in my own project?
Yes, under the terms of its BSD-3-Clause license, which azonenberg chose for the repository.
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