# Bone Conduction Hearing Aid
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** seansew2412
- **Created:** 5/10/2025
- **Last Updated:** 12/19/2025
- **Visibility:** Public
- **Copies:** 2
## Key Components
### J1 — [Connector 01x02 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x02-horizontal~jah.md)
- Manufacturer Part Number: PZ254R-11-02P
- Part Type: Connector
**Pins:**
- Pin_1 [pin 1]
- Pin_2 [pin 2]
### LED1 — [LED 0805 (2012 Metric)](https://www.flux.ai/vasyl/led-0805-2012-metric~sr7.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED2 — [LED 0805 (2012 Metric)](https://www.flux.ai/vasyl/led-0805-2012-metric~sr7.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED3 — [LED 0805 (2012 Metric)](https://www.flux.ai/vasyl/led-0805-2012-metric~sr7.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED4 — [LED 0805 (2012 Metric)](https://www.flux.ai/vasyl/led-0805-2012-metric~sr7.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### MK1 — [CMA-4544PF-W_Microphone Symbol](https://www.flux.ai/adrian95/cma-4544pf-wmicrophone-symbol~kbd.md)
- Part Type: Microphone
- Datasheet URL: https://www.cuidevices.com/product/resource/cma-4544pf-w.pdf
- Manufacturer Part Number: CMA-4544PF-W
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: CUI Devices
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### SW1 — [EG1218](https://www.flux.ai/adrian95/eg1218~bb.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://sten-eswitch-13110800-production.s3.amazonaws.com/system/asset/product_line/data_sheet/119/EG.pdf
- Part Type: Switch
- Manufacturer Part Number: EG1218
- Manufacturer Name: E-Switch
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### U1 — [AD8655ARMZ](https://www.flux.ai/lcsc/ad8655armz~x91f.md)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809081524_Analog-Devices-AD8655ARMZ_C147936.pdf
- Manufacturer Part Number: AD8655ARMZ
- JLCPCB Part Class: Extended Part
- Manufacturer Name: ADI(亚德诺)
- Package or Case Code: MSOP-8_L3.0-W3.0-P0.65-LS4.9-TL
- LCSC Part Number: C147936
- Part Type: Low Noise Amplifiers (LNA) - RF
- Product Info Url: https://lcsc.com/product-detail/Low-Noise-OpAmps_ADI_AD8655ARMZ_AD8655ARMZ_C147936.html
**Pins:**
- -IN [pin 2]
- -V [pin 4]
- +IN [pin 3]
- +V [pin 7]
- NC [pin 8]
- NC [pin 5]
- NC [pin 1]
- OUT [pin 6]
### U2 — [ADA4807-1ARJZ-R2](https://www.flux.ai/jecstronic/ada4807-1arjz-r2~7qt.md)
- Manufacturer Part Number: ADA4807-1ARJZ-R2
- Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/ADA4807-1_4807-2_4807-4.pdf
- Part Type: Operational Amplifier (OP-AMP)
- Manufacturer Name: Analog Devices Inc.
**Pins:**
- - [pin 4]
- + [pin 3]
- ~DISABLE [pin 5]
- OUTPUT [pin 1]
- V- [pin 2]
- V+ [pin 6]
### U3 — [MCP73831T-2ACI/OT](https://www.flux.ai/adrian95/mcp73831t-2aciot~922.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP73831-Family-Data-Sheet-DS20001984H.pdf
- Manufacturer Name: Microchip Technology
- Part Type: Integrated Circuit
- Manufacturer Part Number: MCP73831T-2ACI/OT
**Pins:**
- PROG [pin 5]
- STAT [pin 1]
- VBAT [pin 3]
- VIN [pin 4]
- VSS [pin 2]
### U4 — [AD8655ARMZ](https://www.flux.ai/lcsc/ad8655armz~x91f.md)
- LCSC Part Number: C147936
- Manufacturer Name: ADI(亚德诺)
- Package or Case Code: MSOP-8_L3.0-W3.0-P0.65-LS4.9-TL
- Product Info Url: https://lcsc.com/product-detail/Low-Noise-OpAmps_ADI_AD8655ARMZ_AD8655ARMZ_C147936.html
- Part Type: Low Noise Amplifiers (LNA) - RF
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: AD8655ARMZ
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809081524_Analog-Devices-AD8655ARMZ_C147936.pdf
**Pins:**
- -IN [pin 2]
- -V [pin 4]
- +IN [pin 3]
- +V [pin 7]
- NC [pin 8]
- NC [pin 5]
- NC [pin 1]
- OUT [pin 6]
### U5 — [DW01A](https://www.flux.ai/kicad-part-library/dw01a~5d.md)
- Package or Case Code: SOT-23-6
- Manufacturer Name: Texas Instruments Inc.
- Datasheet URL: https://hmsemi.com/downfile/DW01A.PDF
- Manufacturer Part Number: DW01A
**Pins:**
- CS [pin 2]
- GND [pin 6]
- OC [pin 3]
- OD [pin 1]
- TD [pin 4]
- VCC [pin 5]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/seansew2412/bone-conduction-hearing-aid~dg](https://www.flux.ai/seansew2412/bone-conduction-hearing-aid~dg).*
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*Generated from [https://www.flux.ai/seansew2412/bone-conduction-hearing-aid~dg](https://www.flux.ai/seansew2412/bone-conduction-hearing-aid~dg)*