NiAudio
About the NiAudio PCB
NiAudio is an open source PCB design by Szybet, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 99 × 75.7 mm, with 82 components from 26 distinct parts.
Other key parts include the AP9101CK, MCP73113-06SI_MF and TUSB2036. By type, the board carries 27 jumpers, 13 diodes, 12 resistors, 9 connectors, 9 capacitors and 4 transistors.
It belongs with the audio designs in this gallery.
From the project
Kobo nia ereader with audio added
Main components on the NiAudio
NiAudio bill of materials (BOM)
82 components, 26 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AP9101CK | SOT-23-5 | U1 |
| 1 | MCP73113-06SI_MF | Microchip-MCP73113-06SI_MF-Manufacturer_Recommended | U2 |
| 1 | TUSB2036 | LQFP-32_7x7mm_P0.8mm | U3 |
| 2 | AO3418-Nch | SOT-23 | Q1, Q2 |
| 2 | AO3415-Pch | SOT-23 | Q3, Q4 |
| 1 | pad-VB+ | TestPoint_THTPad_1.5x1.5mm_Drill0.7mm | J1 |
| 1 | VB- | TestPoint_THTPad_1.5x1.5mm_Drill0.7mm | J2 |
| 1 | 5VB | TestPoint_THTPad_1.5x1.5mm_Drill0.7mm | J3 |
| 1 | Gnd | TestPoint_THTPad_1.5x1.5mm_Drill0.7mm | J4 |
| 3 | USB-host | USB_A_Stewart_SS-52100-001_Horizontal | J5, J7, J8 |
| 1 | USB_B_Host | USB_Micro-B_Amphenol_10118194_Horizontal | J6 |
| 1 | USB_B_Micro_charger | USB_Micro-B_Amphenol_10118194_Horizontal | J9 |
| 1 | Crystal | Crystal_HC18-U_Vertical | 6M-49S-SR |
| 1 | AZ1117CH-3.3TRG1 | DIODES_AZ1117CH-3.3TRG1_0 | AZ1117CH-3.3 |
| 1 | Battery | JST_PH_S2B-PH-K_1x02_P2.00mm_Horizontal | BT1 |
| 1 | Fuse | Fuse_1210_3225Metric_Pad1.42x2.65mm_HandSolder | F-0.5A |
| 27 | SolderJumper_2_Open | SolderJumper-2_P1.3mm_Open_Pad1.0x1.5mm | JP1, JP2, JP3, JP4, JP5, JP6, JP7, JP8 +19 |
| 1 | RESET-Btn | SW_PUSH_6mm | SW1 |
| 4 | D1213A-02SR | SOT-143 | D1, D2, D7, D8 |
| 9 | LED | LED_D3.0mm_Clear | D3, D4, D5, D6, D9, D10, D11, D12 +1 |
Show 6 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | C | CP_Radial_D6.3mm_P2.50mm | C-1uF, C-1uF3, C-10uF, C-22uF |
| 3 | C | C_Disc_D5.0mm_W2.5mm_P2.50mm | C-30pF, C-100nF1, C-100nF-Ceramic |
| 1 | C | C_1812_4532Metric_Pad1.57x3.40mm_HandSolder | C-30pF-Ceramic |
| 1 | C | CP_EIA-6032-28_Kemet-C_Pad2.25x2.35mm_HandSolder | C-100uF-Tantalum |
| 3 | R-3k | R_1812_4532Metric_Pad1.30x3.40mm_HandSolder | R1, R2, R3 |
| 9 | R | R_1812_4532Metric_Pad1.30x3.40mm_HandSolder | R-1.5k, R-1k, R-2.7K, R-3k, R-3k1, R-6.2k, R-10K, R-15k +1 |
NiAudio design files
The KiCad project lives in the Szybet/niAudio repository on GitHub; these links point at the commit this page was built from.
NiAudio: common questions
How big is the NiAudio PCB?
The NiAudio measures 99 × 75.7 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the NiAudio?
82 components, from 26 distinct parts. The full bill of materials is listed on this page.
Where can I download the NiAudio design files?
From the Szybet/niAudio repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the NiAudio design in my own project?
Yes, under the terms of its GPL-3.0 license, which Szybet chose for the repository.
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