# draft ## Description Use this Copilot's template to design audio applications like amplifiers, mixers, processors, etc. Modify project requirement properties to adapt to specific needs. #template #project-template ## Project Details - **Owner:** yevha - **Created:** 3/28/2024 - **Last Updated:** 7/16/2025 - **Visibility:** Public - **Domain Application:** Audio - **Human Interface:** LED, Potentiometer - **Compliance:** RoHS, FCC, CE - **Amplifier Type:** Class D - **Frequency Response:** 20Hz to 20kHz - **Distortion:** THD of less than 0.1% at full power - **Operating Temperature:** -40 ºC to 85ºC - **Input Source:** Line-level from standard audio source - **Connectivity:** Bluetooth 5.0, 3.5mm Jack, Screw Terminals - **Number of Channels:** 2 (stereo) - **Operating Voltage:** 12V - **Stars:** 1 - **Copies:** 2 ## Key Components ### CN1 — [WAFER-XH2.54-3PWB](https://www.flux.ai/lcsc/wafer-xh2p54-3pwb~c8o9.md) - Manufacturer Name: XUNPU(讯普) - Part Type: Wire To Board / Wire To Wire Connector - Manufacturer Part Number: WAFER-XH2.54-3PWB - LCSC Part Number: C3029477 - Package or Case Code: CONN-SMD_3P-P2.50_XUNPU_WAFER-XH2.54-3PWB - JLCPCB Part Class: Extended Part **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] ### D1 — [SS220](https://www.flux.ai/lcsc/ss220~3zab.md) - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/Schottky-Barrier-Diodes-SBD_JH-SS220_C478718.html - Manufacturer Name: JF(吉福) - Package or Case Code: SMA_L4.4-W2.6-LS5.0-RD - LCSC Part Number: C478718 - Part Type: Schottky Barrier Diodes (SBD) - Manufacturer Part Number: SS220 - Datasheet URL: https://assets.lcsc.com/datasheet/szlcsc/Download-ISO9001-Certification.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### D2 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 - Series Resistance: 0.42Ω - Breakdown Voltage: 0V **Pins:** - A [pin 2] - K [pin 1] ### D3 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Breakdown Voltage: 0V - Series Resistance: 0.42Ω - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 - Emission Coefficient: 3.73 **Pins:** - A [pin 2] - K [pin 1] ### IC1 — [ADAU1701JSTZ-RL](https://www.flux.ai/jecstronic/adau1701jstz-rl~99g.md) - Manufacturer Part Number: ADAU1701JSTZ-RL - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Analog Devices Inc. - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1701.pdf **Pins:** - ~RESET [pin 5] - ADC_RES [pin 3] - ADC0 [pin 2] - ADC1 [pin 4] - ADDR0 [pin 7] - ADDR1/CDATA/WB [pin 20] - AGND_1 [pin 1] - AGND_2 [pin 37] - AGND_3 [pin 42] - AVDD_1 [pin 36] - AVDD_2 [pin 48] - CLATCH/WP [pin 21] - CM [pin 40] - DGND_1 [pin 12] - DGND_2 [pin 25] - DVDD_1 [pin 13] - DVDD_2 [pin 24] - FILTA [pin 47] - FILTD [pin 41] - IOVDD [pin 18] - MCLKI [pin 32] - MP0 [pin 11] - MP1 [pin 10] - MP10 [pin 16] - MP11 [pin 19] - MP2 [pin 29] - MP3 [pin 28] - MP4 [pin 8] - MP5 [pin 9] - MP6 [pin 15] - MP7 [pin 14] - MP8 [pin 27] - MP9 [pin 26] - OSCO [pin 31] - PGND [pin 33] - PLL_LF [pin 35] - PLL_MODE0 [pin 38] - PLL_MODE1 [pin 39] - PVDD [pin 34] - RSVD [pin 30] - SCL/CCLK [pin 23] - SDA/COUT [pin 22] - SELFBOOT [pin 6] - VDRIVE [pin 17] - VOUT0 [pin 46] - VOUT1 [pin 45] - VOUT2 [pin 44] - VOUT3 [pin 43] ### J1 — [B4B-PH-K-S (LF)(SN)](https://www.flux.ai/jecstronic/b4b-ph-k-s-lfsn~r8.md) - Manufacturer Part Number: B4B-PH-K-S (LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Name: JST Sales America Inc. **Pins:** - PIN_1 [pin 1] - PIN_2 [pin 2] - PIN_3 [pin 3] - PIN_4 [pin 4] ### J10 — [Pin Socket 02x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-02x03-254mm-vertical~gq.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J11 — [Pin Socket 02x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-02x03-254mm-vertical~gq.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J2 — [Pin Socket 01x06 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x06-254mm-vertical~yiu.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J3 — [U.FL-R-SMT-1(10)](https://www.flux.ai/jecstronic/upfl-r-smt-110~du.md) - Manufacturer Part Number: U.FL-R-SMT-1(10) - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/EDC3-302540-10.tif.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Name: Hirose Electric Co Ltd **Pins:** - Center_Contact [pin 2] - Outer_Contact [pin 1] - Outer_Contact [pin 3] ### J4 — [B3B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b3b-xh-alfsn~ylc.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: B3B-XH-A(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf - Manufacturer Name: JST Sales America Inc. **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J5 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal~h0.md) - Part Type: Connector **Pins:** - PIN_1 [pin 1] - PIN_2 [pin 2] - PIN_3 [pin 3] - PIN_4 [pin 4] ### J6 — [Connector 01x06](https://www.flux.ai/jharwinbarrozo/connector-01x06~yh.md) - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J7 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J8 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md) - Manufacturer Name: JST Sales America - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Part Type: Connector **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J9 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf - Part Type: Connector **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### Q1 — [MMBT3904](https://www.flux.ai/vasy_skral/mmbt3904~tsj.md) - Manufacturer Name: MDD - Datasheet URL: https://www.diodes.com/assets/Datasheets/ZXTP25040DFH.pdf - Part Type: Transistor - Manufacturer Part Number: ZXTP25040DFHTA **Pins:** - B [pin 1] - C [pin 3] - E [pin 2] ### SW2 — [Push Button](https://www.flux.ai/jharwinbarrozo/push-button~eqk.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Part Type: Switch - Manufacturer Name: OMRON - Manufacturer Part Number: B3FS-1050P **Pins:** - P1 [pin 1] - P2 [pin 3] ### U1 — [LM5010AMH](https://www.flux.ai/yevha/lm5010amh~zn.md) - Manufacturer Name: Texas Instruments - Package or Case Code: SOP65P640X110-15N - Part Type: LM5010AMH NOPB - Manufacturer Part Number: LM5010AMH_NOPB - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm5010a.pdf?ts=1735849047987&ref_url=https%253A%252F%252Fwww.snapeda.com%252F **Pins:** - BST [pin 3] - EPAD [pin 15] - FB [pin 9] - ISEN [pin 4] - NC [pin 1] - NC [pin 8] - NC [pin 7] - NC [pin 14] - RON/SD [pin 11] - RTN [pin 6] - SGND [pin 5] - SS [pin 10] - SW [pin 2] - VCC [pin 12] - VIN [pin 13] ### U10 — [CGA1A2X7R1C472K030BA](https://www.flux.ai/lcsc/cga1a2x7r1c472k030ba~yjrl.md) - Manufacturer Name: TDK - Manufacturer Part Number: CGA1A2X7R1C472K030BA - Capacitance: 4.7nF - LCSC Part Number: C2181951 - Package or Case Code: C0201 - Part Type: Multilayer Ceramic Capacitors MLCC - SMD/SMT **Pins:** - 1 [pin 1] - 2 [pin 2] ### U14 — [LM3940IMP-3.3/NOPB](https://www.flux.ai/jecstronic/lm3940imp-3p3nopb~2gs.md) - Part Type: Integrated Circuit - Manufacturer Part Number: LM3940IMP-3.3/NOPB - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Flm3940 - Manufacturer Name: Texas Instruments **Pins:** - GND_2 [pin 2] - GND_4 [pin 4] - IN [pin 1] - OUT [pin 3] ### U16 — [LM2940S-5.0/NOPB](https://www.flux.ai/jecstronic/lm2940s-5p0nopb~300.md) - Part Type: Integrated Circuit - Manufacturer Name: Texas Instruments - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_Texas-Instruments-LM2940S-5-0-NOPB_C133956.pdf - Manufacturer Part Number: LM2940S-5.0/NOPB - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - GND [pin 2] - IN [pin 1] - OUT [pin 3] - TAB [pin 4] ### U2 — [24FC64-I/SN](https://www.flux.ai/vasy_skral/24fc64-isn~p8.md) - Manufacturer Part Number: 24FC64-I/SN - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit - Manufacturer Name: Microchip - Datasheet URL: https://ww1.microchip.com/downloads/aemDocuments/documents/MPD/ProductDocuments/DataSheets/24AA64-24FC64-24LC64-64-Kbit-I2C-Serial-EEPROM-20001189U.pdf **Pins:** - A0 [pin 1] - A1 [pin 2] - A2 [pin 3] - SCL [pin 6] - SDA [pin 5] - VCC [pin 8] - VSS [pin 4] - WP [pin 7] ### U3 — [TPA3255DDV](https://www.flux.ai/adrian95/tpa3255ddv~fqn.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/lit/ds/symlink/tpa3255.pdf - Manufacturer Part Number: TPA3255DDV - Manufacturer Name: Texas Instruments **Pins:** - ~CLIP_OTW [pin 21] - ~FAULT [pin 19] - ~RESET [pin 18] - AVDD [pin 14] - BST_A [pin 44] - BST_B [pin 43] - BST_C [pin 24] - BST_D [pin 23] - C_START [pin 15] - DVDD [pin 11] - FREQ_ADJ [pin 8] - GND_1 [pin 12] - GND_2 [pin 13] - GND_3 [pin 25] - GND_4 [pin 26] - GND_5 [pin 33] - GND_6 [pin 34] - GND_7 [pin 41] - GND_8 [pin 42] - GVDD_AB [pin 1] - GVDD_CD [pin 22] - INPUT_A [pin 5] - INPUT_B [pin 6] - INPUT_C [pin 16] - INPUT_D [pin 17] - M1 [pin 3] - M2 [pin 4] - OC_ADJ [pin 7] - OSC_IOM [pin 9] - OSC_IOP [pin 10] - OUT_A_1 [pin 39] - OUT_A_2 [pin 40] - OUT_B [pin 35] - OUT_C [pin 32] - OUT_D_1 [pin 27] - OUT_D_2 [pin 28] - PVDD_AB_1 [pin 36] - PVDD_AB_2 [pin 37] - PVDD_AB_3 [pin 38] - PVDD_CD_1 [pin 29] - PVDD_CD_2 [pin 30] - PVDD_CD_3 [pin 31] - VBG [pin 20] - VDD [pin 2] ### U4 — [WSL2010R2500FEA](https://www.flux.ai/lcsc/wsl2010r2500fea~65s2.md) - Package or Case Code: R2010 - LCSC Part Number: C844286 - Manufacturer Name: VISHAY(威世) - Manufacturer Part Number: WSL2010R2500FEA **Pins:** - 1 [pin 1] - 2 [pin 2] ### U5 — [OPA1604AIDR](https://www.flux.ai/jecstronic/opa1604aidr~y1x.md) - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fopa1604 - Part Type: Operational Amplifier (OP-AMP) - Manufacturer Part Number: OPA1604AIDR - Manufacturer Name: Texas Instruments **Pins:** - -IN1 [pin 2] - -IN2 [pin 6] - -IN3 [pin 9] - -IN4 [pin 13] - +IN1 [pin 3] - +IN2 [pin 5] - +IN4 [pin 12] - IN3+ [pin 10] - OUT1 [pin 1] - OUT2 [pin 7] - OUT3 [pin 8] - OUT4 [pin 14] - VCC- [pin 11] - VCC+ [pin 4] ### U6 — [TS3008-C](https://www.flux.ai/yevha/ts3008-c~t1.md) - Manufacturer Name: Tinysine Electronics - Manufacturer Part Number: TS3008-C - Symbol Style: Parametric - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Bluetooth Module - Datasheet URL: {"type":"link","text":"https://www.tinyosshop.com/datasheet/TS3008C_datasheet.pdf","value":"https://www.tinyosshop.com/datasheet/TS3008C_datasheet.pdf"} **Pins:** - 1V8 [pin 31] - 3V3_USB [pin 33] - AIO_0 [pin 2] - BT_Reset [pin 20] - CHG_EXT [pin 27] - GND [pin 30] - GND [pin 53] - GND [pin 19] - GND [pin 25] - GND [pin 58] - GND [pin 34] - GND [pin 37] - GND [pin 60] - GND [pin 18] - GND [pin 13] - GND [pin 47] - GND [pin 1] - GND [pin 21] - LED_0 [pin 23] - LED_1 [pin 22] - LED_2 [pin 46] - LINE_BN [pin 51] - LINE_BP [pin 52] - LINE/MIC_AN [pin 49] - LINE/MIC_AP [pin 50] - MIC_BIAS [pin 48] - NC [pin 3] - NC [pin 4] - NC [pin 8] - NC [pin 7] - NC [pin 11] - NC [pin 10] - NC [pin 9] - PIO_0 [pin 39] - PIO_1 [pin 40] - PIO_18 [pin 45] - PIO_21 [pin 44] - PIO_6 [pin 43] - PIO_7 [pin 42] - PIO_8 [pin 41] - PIO_9 [pin 38] - PWR [pin 24] - RF_IN [pin 59] - SPI_CLK [pin 16] - SPI_CSB [pin 17] - SPI_MISO [pin 14] - SPI_MOSI [pin 15] - SPI_PCM [pin 12] - SPK_LN [pin 56] - SPK_LP [pin 57] - SPK_RN [pin 54] - SPK_RP [pin 55] - UART_CTS/PIO_17 [pin 6] - UART_RTS/PIO_16 [pin 5] - USB_N [pin 35] - USB_P [pin 36] - VBAT [pin 29] - VBAT_SENSE [pin 28] - VBUS [pin 26] - VDD_PADS [pin 32] ### U8 — [PIC16F18346-I/SS](https://www.flux.ai/vasyl/pic16f18346-iss~0vc.md) - Part Type: Microcontroller - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/PIC16-L-F18326-18346-Data-Sheet-40001839D.pdf - Manufacturer Name: Microchip Technology - Manufacturer Part Number: PIC16F18346-I/SS **Pins:** - RA0/ICSPDAT [pin 19] - RA1/ICSPCLK [pin 18] - RA2 [pin 17] - RA3/~MCLR~/VPP [pin 4] - RA4 [pin 3] - RA5 [pin 2] - RB4 [pin 13] - RB5 [pin 12] - RB6 [pin 11] - RB7 [pin 10] - RC0 [pin 16] - RC1 [pin 15] - RC2 [pin 14] - RC3 [pin 7] - RC4 [pin 6] - RC5 [pin 5] - RC6 [pin 8] - RC7 [pin 9] - VDD [pin 1] - VSS [pin 20] ### U9 — [GRM21AR72A224KAC5L](https://www.flux.ai/lcsc/grm21ar72a224kac5l~9gt8.md) - Part Type: Multilayer Ceramic Capacitors MLCC - SMD/SMT - JLCPCB Part Class: Extended Part - Package or Case Code: C0805 - LCSC Part Number: C913663 - Manufacturer Part Number: GRM21AR72A224KAC5L - Manufacturer Name: muRata(村田) **Pins:** - 1 [pin 1] - 2 [pin 2] ### Y2 — [12 MHz Crystal Oscillator](https://www.flux.ai/corynrobinson/12-mhz-crystal-oscillator~8q.md) - Part Type: Oscillator - Manufacturer Part Number: ABM3-12.000MHZ-D2Y-T - Manufacturer Name: Abracon - Frequency: 12MHz - Datasheet URL: https://octopart.com/datasheet/abm3-12.000mhz-d2y-t-abracon-18618785 **Pins:** - P1 [pin 1] - P2 [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/yevha/draft~vj](https://www.flux.ai/yevha/draft~vj).* --- *Generated from [https://www.flux.ai/yevha/draft~vj](https://www.flux.ai/yevha/draft~vj)*