# Internet Radio v2 - ESP32-S3 / ES8388 ## Description Internet Radio (Mono for now) using MAX98357A Class D Amplifier. ## Project Details - **Owner:** vasy_skral - **Created:** 10/23/2025 - **Last Updated:** 10/23/2025 - **Visibility:** Public - **Manufacturer Name:** Samsung Electro-Mechanics - **JLCPCB Part #:** C15525 - **Datasheet URL:** https://datasheet.lcsc.com/lcsc/2208231630_Samsung-Electro-Mechanics-CL05A106MQ5NUNC_C15525.pdf - **Manufacturer Part Number:** CL05A106MQ5NUNC - **Capacitance:** 10uF - **Package:** SMD_0402_1005Metric - **Part Type:** Non-Polarized Capacitor ## Key Components ### D1 — [USBLC6-2SC6](https://www.flux.ai/vasy_skral/usblc6-2sc6~g1b.md) - LCSC Part Number: C7519 - Manufacturer Part Number: USBLC6-2SC6 - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/06/1d/48/9c/6c/20/4a/b2/CD00050750.pdf/files/CD00050750.pdf/jcr:content/translations/en.CD00050750.pdf - Manufacturer Name: STMicroelectronics - Part Type: Protection **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### J2 - ESP-PROG — [0530470610](https://www.flux.ai/jecstronic/0530470610~rs.md) - Manufacturer Part Number: 0530470610 - Datasheet URL: https://www.molex.com/pdm_docs/sd/530470610_sd.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Name: Molex **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 — [ST-0337D00-071-1A2H](https://www.flux.ai/jecstronic/st-0337d00-071-1a2h~vc0.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/2105241717_G-Switch-ST-0337D00-071-1A2H_C2829972.pdf - Manufacturer Name: G-Switch - JLC PCB Part Number: C2829972 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: ST-0337D00-071-1A2H **Pins:** - AUDIO_L [pin 7] - AUDIO_R [pin 3] - DETECT_1 [pin 6] - DETECT_2 [pin 4] - GND [pin 1] - MIC [pin 2] - SWITCH [pin 5] ### J5 — [USB4105-GF-A](https://www.flux.ai/adrian95/usb4105-gf-a~im9.md) - Manufacturer Name: GCT - LCSC Part Number: C3020560 - Manufacturer Name: GCT - Part Type: USB C - Manufacturer Part Number: USB4105-GF-A - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5492/USB4105.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin A1_B12] - GND__1 [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHELL_GND [pin SH1] - SHELL_GND__1 [pin SH2] - SHELL_GND__2 [pin SH3] - SHELL_GND__3 [pin SH4] - VBUS [pin A4_B9] - VBUS__1 [pin B4_A9] ### J5 - ROT/ENC — [0530470510](https://www.flux.ai/jecstronic/0530470510~1av.md) - Manufacturer Part Number: 0530470510 - Datasheet URL: https://www.molex.com/pdm_docs/sd/530470510_sd.pdf - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Molex **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] ### LED1 — [NCD0603R1](https://www.flux.ai/jecstronic/ncd0603r1~lqx.md) - JLC PCB Part Number: C84263 - Manufacturer Name: Foshan NationStar Optoelectronics - Part Type: LED - Manufacturer Part Number: NCD0603R1 - Datasheet URL: https://datasheet.lcsc.com/lcsc/2008201032_Foshan-NationStar-Optoelectronics-NCD0603R1_C84263.pdf **Pins:** - A [pin 2] - K [pin 1] ### SP/LEFT — [XY118-5.0-2P](https://www.flux.ai/adrian95/xy118-5p0-2p~mqj.md) - JLCPCB Part Class: Extended Part - JLCPCB Part Number: C784922 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Ningbo-Xinlaiya-Elec--XY118-5-0-2P_C784922.pdf - Manufacturer Name: Ningbo Xinlaiya Elec. - Part Type: Connector - Manufacturer Part Number: XY118-5.0-2P **Pins:** - P1 [pin 2] - P2 [pin 2] ### SP/RIGHT — [XY118-5.0-2P](https://www.flux.ai/adrian95/xy118-5p0-2p~mqj.md) - JLCPCB Part Class: Extended Part - JLCPCB Part Number: C784922 - Datasheet URL: https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Ningbo-Xinlaiya-Elec--XY118-5-0-2P_C784922.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Ningbo Xinlaiya Elec. - Manufacturer Part Number: XY118-5.0-2P - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 2] ### U1 — [AMS1117-3.3](https://www.flux.ai/jharwinbarrozo/ams1117-33~sbc.md) - Manufacturer Name: Kexin - Part Type: Integrated Circuit - Manufacturer Part Number: AMS1117-3.3 - JLC PCB Part Number: C6186 - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_KEXIN-AMS1117-3-3_C369933.pdf **Pins:** - GND [pin 1] - TAB [pin 4] - VI [pin 3] - VO [pin 2] ### U2 — [ESP32-S3-WROOM-1-N8R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1-n8r8~na1.md) - Manufacturer Part Number: ESP32-S3-WROOM-1-N8R8 - Part Type: Module - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf - Manufacturer Name: Espressif Systems - JLCPCB Part Class: Extended Part - JLCPCB Part #: C2913201 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND [pin 41_9] - GND [pin 41_6] - GND [pin 41_4] - GND [pin 41_2] - GND [pin 41_3] - GND [pin 41_5] - GND [pin 40] - GND [pin 41_1] - GND [pin 1] - GND [pin 41_8] - GND [pin 41_7] - IO0 [pin 27] - IO1 [pin 39] - IO10 [pin 18] - IO11 [pin 19] - IO12 [pin 20] - IO13 [pin 21] - IO14 [pin 22] - IO15 [pin 8] - IO16 [pin 9] - IO17 [pin 10] - IO18 [pin 11] - IO19 [pin 13] - IO2 [pin 38] - IO20 [pin 14] - IO21 [pin 23] - IO3 [pin 15] - IO35 [pin 28] - IO36 [pin 29] - IO37 [pin 30] - IO38 [pin 31] - IO39 [pin 32] - IO4 [pin 4] - IO40 [pin 33] - IO41 [pin 34] - IO42 [pin 35] - IO45 [pin 26] - IO46 [pin 16] - IO47 [pin 24] - IO48 [pin 25] - IO5 [pin 5] - IO6 [pin 6] - IO7 [pin 7] - IO8 [pin 12] - IO9 [pin 17] - RXD0 [pin 36] - TXD0 [pin 37] ### U3 — [ES8388](https://www.flux.ai/adrian95/es8388~xt7.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Suzhou Everest Semiconductor Co. Ltd. - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Everest-semi-Everest-Semiconductor-ES8388_C365736.pdf - Part Type: Integrated Circuit - Manufacturer Part Number: ES8388 - LCSC Part Number: C365736 **Pins:** - AGND [pin 18] - ASDOUT [pin 8] - AVDD [pin 17] - CCLK [pin 28] - CDATA [pin 27] - CE [pin 26] - DACVREF [pin 19] - DGND [pin 4] - DSDIN [pin 6] - DVDD [pin 2] - EP [pin 29] - HPGND [pin 13] - HPVDD [pin 16] - LIN1 [pin 24] - LIN2 [pin 22] - LOUT1 [pin 12] - LOUT2 [pin 15] - LRCK [pin 7] - MCLK [pin 1] - NC_1 [pin 9] - NC_2 [pin 25] - PVDD [pin 3] - RIN1 [pin 23] - RIN2 [pin 21] - ROUT1 [pin 11] - ROUT2 [pin 14] - SCLK [pin 5] - VMID [pin 20] - VREF [pin 10] ### U4 — [LP2985A-33DBVTG4](https://www.flux.ai/lcsc/lp2985a-33dbvtg4~qihf.md) - Manufacturer Part Number: LP2985A-33DBVTG4 - Manufacturer Name: TI(德州仪器) - Part Type: Linear Voltage Regulators (LDO) - LCSC Part Number: C2868572 - Package or Case Code: SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR - JLCPCB Part Class: Extended Part **Pins:** - BYPASS [pin 4] - GND [pin 2] - ON/~{OFF} [pin 3] - VIN [pin 1] - VOUT [pin 5] ### U5 — [MAX98306ETD+T](https://www.flux.ai/lcsc/max98306etdplust~9eql.md) - Manufacturer Name: ADI(亚德诺)/MAXIM(美信) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: MAX98306ETD+T - Part Type: Audio Power OpAmps - Product Info Url: https://lcsc.com/product-detail/Audio-OpAmps_MAXIM_MAX98306ETD-T_MAX98306ETD-T_C124549.html - LCSC Part Number: C124549 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810010320_Analog-Devices-Inc--Maxim-Integrated-MAX98306ETD-T_C124549.pdf - Package or Case Code: TDFN-14_L3.0-W3.0-P0.40-BL-EP **Pins:** - ~{SHDN} [pin 2] - GAIN [pin 5] - GND [pin 8] - GND [pin 1] - INL- [pin 4] - INL+ [pin 3] - INR- [pin 6] - INR+ [pin 7] - OUTL- [pin 14] - OUTL+ [pin 13] - OUTR- [pin 9] - OUTR+ [pin 10] - PAD [pin 15] - VDD [pin 11] - VDD [pin 12] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasy_skral/internet-radio-v2-esp32-s3-es8388~qir](https://www.flux.ai/vasy_skral/internet-radio-v2-esp32-s3-es8388~qir).* --- *Generated from [https://www.flux.ai/vasy_skral/internet-radio-v2-esp32-s3-es8388~qir](https://www.flux.ai/vasy_skral/internet-radio-v2-esp32-s3-es8388~qir)*