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4 layers68 × 45 mmInterface DAC, the printed circuit board in 3D

Interface DAC

nonameCCC/PHASE-1

A compact modularized audio DAC & Headphone Amplifier.

Size
68 × 45 mm
Copper layers
4
Thickness
1.6 mm
Parts
146
Nets
145
Pads
602
Tracks, vias
281, 23
Pours
15
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
6 Nov 2025
Updated
23 Dec 2025

Overview

Interface DAC is an open-source printed circuit board by nonameCCC, from the nonameCCC/PHASE-1 repository on GitHub, published under the GPL-3.0 licence. It is a 4-layer board of 68 × 45 mm with 146 parts on 145 nets, routed with 281 tracks and 23 vias.

It is built around the MIMXRT1011DAE5A, TPS62A02ADRL and TPS65131RGE, with the W25Q32JVUUIQ, PCM1794ADB and SN74LVC2G14DBV among its other parts. Its parts include 77 capacitors, 32 resistors, 13 ICs, 5 inductors and 4 diodes. It belongs with the audio and music and interfaces and adapters boards and the NXP (LPC, Kinetis, i.MX RT) boards of this library.

Main components

11

README

README.md

PHASE-1

A compact modularized audio DAC & Headphone Amplifier.

Parts

146
QtyValueFootprintReferences
140.22uCapacitor_SMD:C_0402_1005MetricC2, C3, C4, C5, C9, C11, C12, C13, C14, C17, C18, C23, C24, C31
134.7uCapacitor_SMD:C_0402_1005MetricC6, C8, C10, C15, C16, C22, C30, C36, C37, C38, C39, C59, C65
1210uCapacitor_SMD:C_0402_1005MetricC41, C44, C45, C47, C51, C52, C63, C64, C70, C71, C74, C75
80.1uCapacitor_SMD:C_0402_1005MetricC7, C19, C20, C21, C42, C46, C48, C57
8RResistor_SMD:R_0402_1005MetricR22, R23, R25, R26, R29, R30, R31, R32
61uCapacitor_SMD:C_0402_1005MetricC1, C27, C28, C29, C73, C77
5100nCapacitor_SMD:C_0402_1005MetricC32, C33, C34, C35, C66
510nCapacitor_SMD:C_0402_1005MetricC43, C49, C54, C55, C69
54.7nCapacitor_SMD:C_0402_1005MetricC40, C50, C53, C56, C68
422uCapacitor_SMD:C_0603_1608MetricC61, C67, C72, C76
4240Resistor_SMD:R_0402_1005MetricR4, R7, R14, R19
4510Resistor_SMD:R_0402_1005MetricR5, R6, R17, R18
4820Resistor_SMD:R_0402_1005MetricR3, R8, R13, R20
4MountingHoleMountingHole:MountingHole_2.2mm_M2H1, H2, H3, H4
327Resistor_SMD:R_0402_1005MetricR10, R11, R12
34.7uInductor_SMD:L_Murata_DFE201610PL1, L3, L5
247kResistor_SMD:R_0402_1005MetricR15, R21
25pCapacitor_SMD:C_0402_1005MetricC25, C26
2CCapacitor_SMD:C_0402_1005MetricC60, C62
2D_SchottkyDiode_SMD:D_SOD-323D3, D4
2KC2520ZOscillator:Oscillator_SMD_Kyocera_KC2520Z-4Pin_2.5x2.0mmY1, Y2
2OPA1612AxDPackage_SON:WSON-8-1EP_3x3mm_P0.5mm_EP1.2x2mm_ThermalViasU4, U6
2TestPointTestPoint:TestPoint_Pad_D1.0mmTP1, TP2
10805USBInductor_SMD:L_CommonModeChoke_Coilcraft_0805USBL2
110Resistor_SMD:R_0402_1005MetricR9
1100Resistor_SMD:R_0402_1005MetricR28
1100kResistor_SMD:R_0402_1005MetricR27
110kResistor_SMD:R_0402_1005MetricR16
11uInductor_SMD:L_Murata_DFE201610PL4
12.2MResistor_SMD:R_0402_1005MetricR2
1220nCapacitor_SMD:C_0402_1005MetricC58
124MOscillator:Oscillator_SMD_Kyocera_KC2520Z-4Pin_2.5x2.0mmY3
130kResistor_SMD:R_0402_1005MetricR1
1453kResistor_SMD:R_0402_1005MetricR24
1AO3401Package_TO_SOT_SMD:SOT-23Q1
1Barrel_Jack_Switch_Pin3Ringutils:DC044J1
1Conn_Coaxialutils:PJRAN1X1U04J2
1MIMXRT1011DAE5APackage_QFP:LQFP-80_12x12mm_P0.5mmU1
1OPA1612AxDPackage_SO:SOIC-8_3.9x4.9mm_P1.27mmU5
1PCM1794APackage_SO:SSOP-28_5.3x10.2mm_P0.65mmU7
1PRTR5V0U2XPackage_TO_SOT_SMD:SOT-143D2
1SN74LVC2G14DBVPackage_TO_SOT_SMD:SOT-23-6U9
1SW_DIP_x02Button_Switch_SMD:SW_DIP_SPSTx02_Slide_Copal_CHS-02B_W7.62mm_P1.27mmSW2
1SW_PushConnector_PinHeader_1.27mm:PinHeader_1x02_P1.27mm_VerticalSW1
1TPS62A02ADRLPackage_TO_SOT_SMD:SOT-563U10
1TPS65131RGEPackage_DFN_QFN:VQFN-24-1EP_4x4mm_P0.5mm_EP2.45x2.45mm_ThermalViasU11
1TPS7A3301RGWPackage_DFN_QFN:Texas_RGW0020A_VQFN-20-1EP_5x5mm_P0.65mm_EP3.15x3.15mm_ThermalViasU13
1TPS7A4701xRGWPackage_DFN_QFN:Texas_RGW0020A_VQFN-20-1EP_5x5mm_P0.65mm_EP3.15x3.15mm_ThermalViasU12
1TUSB320Package_DFN_QFN:Texas_X2QFN-12_1.6x1.6mm_P0.4mmU8
1UM803RSPackage_TO_SOT_SMD:SOT-23U3
1USB_C_Receptacle_USB2.0_16PConnector_USB:USB_C_Receptacle_GCT_USB4110J3
1W25Q32JVUUPackage_SON:Winbond_USON-8-2EP_3x4mm_P0.8mm_EP0.2x0.8mmU2
1WS2812Butils:4020_WS2812D1

Questions

How big is the Interface DAC PCB?

It measures 68 × 45 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Interface DAC use?

146 parts, built around the MIMXRT1011DAE5A, TPS62A02ADRL, TPS65131RGE and W25Q32JVUUIQ. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Interface DAC KiCad files?

From the nonameCCC/PHASE-1 repository on GitHub, at the commit this page was made from: the board is Interface_DAC/Interface_DAC.kicad_pcb and its schematic Amplifier/Amplifier.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Interface DAC design in my own project?

Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

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