Table 2.
Pressure Sensor hardware bill of materials.
| Designator | Component | Number | Cost per unit | Total cost | Source | Material type |
|---|---|---|---|---|---|---|
| U1, U2 | TPS7A4901DGNT | 2 | $3.28 USD | $6.56 USD | https://www.digikey.com/en/products/detail/texas-instruments/TPS7A4901DGNT/2380231 | Semiconductor |
| U3 | TSV911ILT | 1 | $0.92 USD | $0.92 USD | https://www.digikey.com/en/products/detail/stmicroelectronics/TSV911ILT/1578404 | Semiconductor |
| J1, J2 | 2x1 Screw Conn | 2 | $0.39 USD | $0.78 USD | https://www.digikey.com/en/products/detail/phoenix-contact/1935161/568614 | Other |
| R1 …R5 | Various SMD resistors | 5 | $0.1 USD | $0.5 USD | https://www.digikey.com/en/products/filter/chip-resistor-surface-mount/52 | Ceramic |
| C1 …C12 | Various SMD ceramic capacitors | 12 | $0.1 USD | $1.2 USD | https://www.digikey.com/en/products/filter/ceramic-capacitors/60 | Ceramic |