# Mini 2x 220W amp with preamp ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** maciejk - **Created:** 2/20/2025 - **Last Updated:** 2/21/2025 - **Visibility:** Public ## Key Components ### U1 — [TDA7498ETR](https://www.flux.ai/jecstronic/tda7498etr.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: TDA7498ETR - Datasheet URL: https://www.st.com/resource/en/datasheet/TDA7498E.pdf - Manufacturer Name: STMicroelectronics **Pins:** - DIAG [pin 28] - GAIN [pin 30] - INNA [pin 23] - INNB [pin 33] - INPA [pin 22] - INPB [pin 32] - MODE [pin 31] - MUTE [pin 21] - OUTNA_1 [pin 10] - OUTNA_2 [pin 11] - OUTNB_1 [pin 8] - OUTNB_2 [pin 9] - OUTPA_1 [pin 16] - OUTPA_2 [pin 17] - OUTPB_1 [pin 2] - OUTPB_2 [pin 3] - PGND [pin 18] - PGNDA_1 [pin 14] - PGNDA_2 [pin 15] - PGNDB_1 [pin 4] - PGNDB_2 [pin 5] - PVCCA_1 [pin 12] - PVCCA_2 [pin 13] - PVCCB_1 [pin 6] - PVCCB_2 [pin 7] - ROSC [pin 24] - SGND [pin 27] - STBY [pin 20] - SUB_GND [pin 1] - SVCC [pin 35] - SVR [pin 29] - SYNCLK [pin 25] - VDDPW [pin 19] - VDDS [pin 26] - VREF [pin 34] - VSS [pin 36] ### U2 — [TDA7498ETR](https://www.flux.ai/jecstronic/tda7498etr.md) - Part Type: Integrated Circuit - Manufacturer Part Number: TDA7498ETR - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.st.com/resource/en/datasheet/TDA7498E.pdf - Manufacturer Name: STMicroelectronics **Pins:** - DIAG [pin 28] - GAIN [pin 30] - INNA [pin 23] - INNB [pin 33] - INPA [pin 22] - INPB [pin 32] - MODE [pin 31] - MUTE [pin 21] - OUTNA_1 [pin 10] - OUTNA_2 [pin 11] - OUTNB_1 [pin 8] - OUTNB_2 [pin 9] - OUTPA_1 [pin 16] - OUTPA_2 [pin 17] - OUTPB_1 [pin 2] - OUTPB_2 [pin 3] - PGND [pin 18] - PGNDA_1 [pin 14] - PGNDA_2 [pin 15] - PGNDB_1 [pin 4] - PGNDB_2 [pin 5] - PVCCA_1 [pin 12] - PVCCA_2 [pin 13] - PVCCB_1 [pin 6] - PVCCB_2 [pin 7] - ROSC [pin 24] - SGND [pin 27] - STBY [pin 20] - SUB_GND [pin 1] - SVCC [pin 35] - SVR [pin 29] - SYNCLK [pin 25] - VDDPW [pin 19] - VDDS [pin 26] - VREF [pin 34] - VSS [pin 36] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/maciejk/mini-2x-220w-amp-with-preamp](https://www.flux.ai/maciejk/mini-2x-220w-amp-with-preamp).* --- *Generated from [https://www.flux.ai/maciejk/mini-2x-220w-amp-with-preamp](https://www.flux.ai/maciejk/mini-2x-220w-amp-with-preamp)*