Tympan Rev D
About the Tympan Rev D PCB
Tympan Rev D is an open source PCB design by Tympan, published on GitHub under the CC0-1.0 license. It is a 4-layer board measuring 38 × 40 mm, with 46 components from 16 distinct parts.
Other key parts include the TLV320AIC3206IRSBR and SN74LVC1G66DCKR. By type, the board carries 18 resistors, 16 capacitors, 10 connectors and 2 ICs.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
Auren Hearing Probe Hardware
The production files for the Fall 2025 prototype production run of 12 units. Photos of the Probe below, Pics of the Shield will follow.
Main components on the Tympan Rev D
Tympan Rev D bill of materials (BOM)
46 components, 16 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TLV320AIC3206IRSBR TLV320AIC3206IRSBT Texas Insturments | UQFN-40-1EP_5x5mm_Pitch0.4mm | U2 |
| 1 | SN74LVC1G66DCKR 74LVC1G66 Nexperia | SOT-353_SC-70-5 | U3 |
| 1 | SJ-3523-SMT Headphone Out Same Sky | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 1 | SJ-3524-SMT-TR-PI MIC In Same Sky | PinHeader_1x04_P2.54mm_Vertical | J2 |
| 1 | 208658-1001 HDMI_A_Molex_208658-1001 Molex | HDMI_A_Molex_208658-1001_Horizontal | J3 |
| 1 | Conn_01x02 | PinSocket_1x02_P2.54mm_Vertical | J4 |
| 6 | CONN_01X06 | Pin_Header_Straight_1x06_Pitch2.54mm | P1, P2, P3, P4, P5, P6 |
| 6 | GRM155Z71A225KE01J 2.2uF Murata | C_0402_1005Metric | C2, C8, C23, C24, C25, C26 |
| 6 | CC0402KRX7R7BB104 0.1uF Yageo | C_0402_1005Metric | C3, C5, C7, C10, C12, C13 |
| 3 | CL05X106MQ5NUNC 10uF Samsung | C_0402_1005Metric | C4, C6, C11 |
| 1 | CL05B105KQ5QNWC 1uF Samsung | C_0402_1005Metric | C9 |
| 2 | AC0402FR-7W4K7L 4K7 Yageo | R_0402_1005Metric | R1, R8 |
| 10 | CR0402-JW-330GLF 33R Bourns | R_0402_1005Metric | R2, R3, R4, R5, R6, R7, R9, R10 +2 |
| 2 | CRCW06030000Z0EC 0 Vishay | R_0603_1608Metric | R12, R13 |
| 2 | DNP | R_0603_1608Metric | R14, R17 |
| 2 | RC0603FR-072K2P 2.2K Yageo | R_0603_1608Metric | R15, R16 |
Tympan Rev D design files
The KiCad project lives in the Tympan/auren-hardware repository on GitHub; these links point at the commit this page was built from.
Tympan Rev D: common questions
How big is the Tympan Rev D PCB?
The Tympan Rev D measures 38 × 40 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Tympan Rev D?
46 components, from 16 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Tympan Rev D design files?
From the Tympan/auren-hardware repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Tympan Rev D design in my own project?
Yes, under the terms of its CC0-1.0 license, which Tympan chose for the repository.
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