pi-Stomp Core - Bill of Materials
For board v2.0.4
| Part ID | Description | Value | Source | Price (USD, Aug 2022) | Link |
|---|---|---|---|---|---|
| PCB | Pi-Stomp Circuit board | Version 2.0.4 | TFS | 10.00 | |
| Reg | Audio buffer supply regulator | AMS1117-3.3 | Amazon | 0.80 | https://www.amazon.com/gp/product/B00898NGL0/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 |
| R1, R2, R3, R4 | Buffer biasing | 2M 1/6W | Mouser | 0.60 | https://www.mouser.com/ProductDetail/603-MFR-12FTF52-2M |
| R5 | ADC Current limit | 33R 1/6W | Mouser | 0.42 | https://www.mouser.com/ProductDetail/YAGEO/MFR-12FTF52-33R?qs=oAGoVhmvjhxUhKXrh7agNg%3D%3D |
| R6, R7, R8 | GPIO Current limit (Value depends on load) | Typical 33R to 200 for most LED's | Mouser | 0.14 | https://www.mouser.com/ProductDetail/YAGEO/MFR-12FTF52-33R?qs=oAGoVhmvjhxUhKXrh7agNg%3D%3D |
| C1, C2 | Buffer input caps | 0.1uF / 25v Film (Red) | Mouser | 0.88 | https://www.mouser.com/ProductDetail/WIMA/MKS2C031001A00MSSD?qs=sJjjjplDs9vWOKu73tKdJA%3D%3D |
| C3, C4 | Buffer supply bypass caps | 0.1uF / 25v Ceramic (Yellow) | Mouser | 0.58 | https://www.mouser.com/ProductDetail/594-K104Z15Y5VE5TL2 |
| C6 | Buffer supply filter cap | 10uF / 25v Oscon | Mouser | 0.53 | https://www.mouser.com/ProductDetail/80-A758BG106M1EDAE70 |
| Fuse | Resettable fuse (looks like cap) | 0ZRG0120FF1E | Mouser | 0.40 | https://www.mouser.com/ProductDetail/530-0ZRG0120FF1E |
| Q1, Q2 | Relay driver transistor | 2N7000 | Mouser | 0.90 | https://www.mouser.com/ProductDetail/ON-Semiconductor/2N7000?qs=FOlmdCx%252BAA2o%2FKZOTk%2F3hg%3D%3D |
| HGPIO | GPIOx3 | 2×3 Male 90 degree | TFS | 0.20 | |
| HPi | Pi Header | 2×20 tall female | Mouser/Adafruit | 1.50 | https://www.mouser.com/ProductDetail/Adafruit/2222?qs=sGAEpiMZZMu%252BmKbOcEVhFQfi8wYXkauJQr%252BpDv1VP6mm5DxBQT7C7A%3D%3D |
| HLCD | Header for LCD (for top mount LCD only) | 1×9 Female | Digikey | 1.96 | https://www.digikey.com/en/products/detail/samtec-inc/ESW-109-12-T-S/7206591 |
| HOut | Header Audio out | 1×2 Male 90 degree | TFS | 0.10 | |
| HIn | Header for Audio input | 1×3 Male 90 degree | TFS | 0.12 | |
| HExt | Header for Ext conn | 1×26 Male straight | TFS | 0.30 | |
| S1 | 14-pin IC socket | Mouser/Amazon | 0.28 | https://www.mouser.com/ProductDetail/TE-Connectivity/1-2199298-3?qs=fK8dlpkaUMtBOtVI99wRlQ%3D%3D | |
| S2 | 16-pin IC socket | Mouser/Amazon | 0.30 | https://www.mouser.com/ProductDetail/TE-Connectivity/1-2199298-4?qs=fK8dlpkaUMvpL10rY9Abiw%3D%3D | |
| S3 | 8-pin IC socket | Mouser/Amazon | 0.28 | https://www.mouser.com/ProductDetail/TE-Connectivity/1-2199298-2?qs=fK8dlpkaUMtEKa4wabwOXQ%3D%3D | |
| Rly1 | Bypass Latching Relay DPDT | TQ2-L2-3V | Mouser | 3.47 | https://www.mouser.com/ProductDetail/769-TQ2-L2-3V |
| JIn, JOut | Input/Ouput Jacks | 1/4“ Stereo | Mouser | 3.50 | https://www.mouser.com/ProductDetail/550-22302 |
| JPwr | Power Jack (DC barrel) | 6.3/2.35mm (not std 9v jack) | Mouser | 0.68 | https://www.mouser.com/ProductDetail/806-KLDX-0202-B |
| P1 | Volume Pot | 10k dual-gang audio taper | Mouser | 3.19 | https://www.mouser.com/ProductDetail/688-RK09L12D0A1T |
| Enc | Rotary Encoder | 12 detent quadrature | Mouser | 2.68 | https://www.mouser.com/ProductDetail/Bourns/PEC11R-4320K-S0012?qs=pZIKbki37ppeSMwc4T2E2Q%3D%3D |
| U1 | Debounce Chip | LS19-A | Digikey | 3.59 | https://www.digikey.com/en/products/detail/logiswitch/LS19-P/13540840 |
| U2 | ADC for analog controls | MCP3008 | Mouser | 3.15 | https://www.mouser.com/ProductDetail/Microchip-Technology/MCP3008-I-P?qs=sGAEpiMZZMvTvDTV69d2Qm2vjLepl4EnaMdqVThrZKg%3D |
| U3 | Buffer Opamp (8-pin) | MCP6292-E/P | Mouser | 1.29 | https://www.mouser.com/ProductDetail/579-MCP6292-E-P |
| Audio Board | IQAudio Codec Zero | plus soldered I/O headers | Sparkfun | 20.00 | https://www.sparkfun.com/products/17740 |
| LCD | 2.2” SPI TFT | Amazon | 14.99 | https://www.amazon.com/gp/product/B01CZL6QIQ/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1 | |
| Pi | Raspberry Pi Model 3 A+ | Sparkfun | 25.00 | https://www.sparkfun.com/products/15139?src=raspberrypi | |
| Hat Hacker | Pimoroni Hat Hacker | Adafruit | 11.95 | https://www.adafruit.com/product/4673 | |
| HW1 - HW12 | screws | M2.5 | TFS | 0 | |
| HW13, HW14 | Audio card hex spacer | M2.5 x 11mm, silver metal | 0 | ||
| HW15, HW16 | pi hex spacer | M2.5 x 8mm, nylon | TFS | ||
| HW17, HW18 | pi-Stomp board hex spacer | M2.5 x 12mm, nylon | TFS | ||
| HW19-HW22 | Washer | M2.5 x 1mm thick, nylon | TFS | ||
| HW23 - HW25 | LCD spacer (for undermount LCD) | M2.5 x 5.5mm, nylon | TFS | ||
| W1 | Jumper wires 3“ (2 conductor) for Audio Out | Female - Female 4” | Adafruit | 1.00 | https://www.adafruit.com/product/1950 |
| W2 | Jumper wires 3“ (3 conductor) for Audio In | Female - Female 2” | |||
| W3 | Jumper wires 6“ | Female - Female 6” | Adafruit | 1.95 | |
| K1 | Volume Knob | D-Shaft | Selco | 1.00 | https://www.selcoproducts.com/products/encoder-knob-3-07dpn170-006 |
| K2 | Encode Knob | Splined | Selco | 1.00 | https://www.selcoproducts.com/products/encoder-knob-3-07tpn170-006 |
| Disk | Micro SD Card (Don't skimp on performance) | 32GB, Class 10 EVO Plus | Amazon | 9.02 | https://www.amazon.com/Samsung-Class-Micro-Adapter-MB-MC32DA/dp/B00WR4IJBE/ref=sr_1_14?crid=2MZ42FOMCOS3L&keywords=samsung+evo+plus&qid=1661814423&sprefix=samsung+evo+plus%2Caps%2C291&sr=8-14 |
| PS | Power Supply 5v/2A | 6.3/2.35mm center positive | Mouser | 12.50 | https://www.mouser.com/ProductDetail/418-TRG1505A12E03VI |
| Total | 140.25 | This does not include volume discounts but it also does not include the shipping and sales tax incurred from orders to over 9 vendors |
https://treefallsound.com/wiki/doku.php?id=pi-stomp_core_build_instructions