# Mono Audio Amp ## Description 20-W MONO CLASS-D AUDIO POWER AMPLIFIER with terminal block connector for a speaker #audioDevices ## Project Details - **Owner:** vasy_skral - **Created:** 6/6/2022 - **Last Updated:** 6/12/2025 - **Visibility:** Public - **Stars:** 15 - **Forks:** 26 - **Copies:** 45 ## Key Components ### D1 — [Z3SMC150](https://www.flux.ai/jecstronic/z3smc150~6vu.md) - Manufacturer Part Number: Z3SMC150 - Part Type: Diode - Manufacturer Name: Diotec Semiconductor - Datasheet URL: https://diotec.com/tl_files/diotec/files/pdf/datasheets/z3smc1.pdf **Pins:** - A [pin 2] - K [pin 1] ### D2 — [Z3SMC150](https://www.flux.ai/jecstronic/z3smc150~6vu.md) - Manufacturer Name: Diotec Semiconductor - Manufacturer Part Number: Z3SMC150 - Part Type: Diode - Datasheet URL: https://diotec.com/tl_files/diotec/files/pdf/datasheets/z3smc1.pdf **Pins:** - A [pin 2] - K [pin 1] ### FB1 — [Ferrite Bead_0805_2012](https://www.flux.ai/adrian95/ferrite-bead08052012~je6.md) **Pins:** - P1 - P2 ### FB2 — [Ferrite Bead_0805_2012](https://www.flux.ai/adrian95/ferrite-bead08052012~je6.md) **Pins:** - P1 - P2 ### J1 — [TerminalBlock-01x02P-5.00mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-500mm~h4.md) - Part Type: Connector **Pins:** - P1 - P2 ### J2 — [PJ-051AH](https://www.flux.ai/vasy_skral/pj-051ah~yy8.md) - Part Type: Connector - Datasheet URL: {"value":"https://www.cuidevices.com/product/resource/digikeypdf/pj-051ah.pdf","type":"link","text":"https://www.cuidevices.com/product/resource/digikeypdf/pj-051ah.pdf"} - Manufacturer Name: CUI Devices - Manufacturer Part Number: PJ-051AH **Pins:** - Center Pin [pin 1] - MountPin [pin MP1] - MountPin [pin MP2] - Switch [pin 3] - Terminal [pin 2] ### J3 — [MJ-3523-SMT](https://www.flux.ai/vasy_skral/mj-3523-smt~xzp.md) - Datasheet URL: https://www.cuidevices.com/product/resource/digikeypdf/mj-3523-smt.pdf - Manufacturer Name: CUI Devices - Manufacturer Part Number: MJ-3523-SMT-TR - Part Type: Connector **Pins:** - Sleeve [pin 1] - Tip [pin 2] - Tip_switch [pin 10] ### JP1 — [Jumper 3 Bridged 1 2](https://www.flux.ai/vasyl/jumper-3-bridged-1-2~oul.md) - Exclude from BOM: false - Part Type: Jumper **Pins:** - A [pin 1] - B [pin 3] - C [pin 2] ### JP2 — [Jumper 3 Bridged 1 2](https://www.flux.ai/vasyl/jumper-3-bridged-1-2~oul.md) - Exclude from BOM: false - Part Type: Jumper **Pins:** - A [pin 1] - B [pin 3] - C [pin 2] ### JP3 — [Jumper 3 Bridged 1 2](https://www.flux.ai/vasyl/jumper-3-bridged-1-2~oul.md) - Exclude from BOM: false - Part Type: Jumper **Pins:** - A [pin 1] - B [pin 3] - C [pin 2] ### U1 — [TPA3001D1PWPR](https://www.flux.ai/vasy_skral/tpa3001d1pwpr~fbv.md) - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Ftpa3001d1 - Manufacturer Name: Texas Instruments - Manufacturer Part Number: TPA3001D1PWPR - Part Type: Connector **Pins:** - *SHUTDOWN [pin 5] - AGND [pin 18] - AGND [pin 19] - BSN [pin 8] - BSP [pin 17] - BYPASS [pin 22] - COSC [pin 21] - EPAD [pin 25] - GAIN0 [pin 3] - GAIN1 [pin 4] - INN [pin 1] - INP [pin 2] - OUTN [pin 11] - OUTN [pin 10] - OUTP [pin 14] - OUTP [pin 15] - PGND [pin 13] - PGND [pin 6] - PGND [pin 12] - PVCC [pin 16] - PVCC [pin 9] - ROSC [pin 20] - VCC [pin 24] - VCLAMP [pin 7] - VREF [pin 23] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasy_skral/mono-audio-amp~agg](https://www.flux.ai/vasy_skral/mono-audio-amp~agg).* --- *Generated from [https://www.flux.ai/vasy_skral/mono-audio-amp~agg](https://www.flux.ai/vasy_skral/mono-audio-amp~agg)*