# Internet Radio v2 ## Description Internet Radio (Mono for now) using MAX98357A Class D Amplifier. ## Project Details - **Owner:** wiseman - **Created:** 8/31/2023 - **Last Updated:** 10/11/2025 - **Visibility:** Public - **Stars:** 2 - **Copies:** 20 ## Key Components ### H1 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### H2 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### H3 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### H4 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### J2 — XY301V-A-5.0-2P - Manufacturer Part Number: XY301V-A-5.0-2P - Part Type: Connector - JLC PCB Part Number: C557651 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Ningbo Xinlaiya Elec. - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-2P_C557651.pdf **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J3 — [ST-0337D00-071-1A2H](https://www.flux.ai/jecstronic/st-0337d00-071-1a2h~vc0.md) - Manufacturer Part Number: ST-0337D00-071-1A2H - Part Type: Connector - JLC PCB Part Number: C2829972 - Datasheet URL: https://datasheet.lcsc.com/lcsc/2105241717_G-Switch-ST-0337D00-071-1A2H_C2829972.pdf - Manufacturer Name: G-Switch - License: https://creativecommons.org/licenses/by/4.0/ **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] ### J4 — [0530480610](https://www.flux.ai/jecstronic/0530480610~ls.md) - Manufacturer Part Number: 0530480610 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Name: Molex - Datasheet URL: https://www.molex.com/pdm_docs/sd/530480610_sd.pdf **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] ### J5 — [0530470510](https://www.flux.ai/jecstronic/0530470510~1av.md) - Manufacturer Name: Molex - Manufacturer Part Number: 0530470510 - Datasheet URL: https://www.molex.com/pdm_docs/sd/530470510_sd.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] ### J6 — [Pin Header 01x06 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x06-2p54mm-vertical~lzd.md) - Manufacturer Name: Hanbo Electronic - JLCPCB Part #: C6332199 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: HB-PH3-25416PB2GOP **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] ### J7 — [KH-TYPE-C-6P-T](https://www.flux.ai/jecstronic/kh-type-c-6p-t~85.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Shenzhen Kinghelm Elec - Datasheet URL: https://datasheet.lcsc.com/lcsc/2111301630_Shenzhen-Kinghelm-Elec-KH-TYPE-C-6P-T_C2927437.pdf - Manufacturer Part Number: KH-TYPE-C-6P-T - JLC PCB Part Number: C2927437 - Part Type: USB C **Pins:** - CC1 [pin A5] - CC2 [pin B5] - GND [pin A12] - GND [pin B12] - SHIELD [pin 0] - SHIELD [pin 0] - SHIELD [pin 0] - SHIELD [pin 0] - VBUS [pin B9] - VBUS [pin A9] ### LED1 — [NCD0603R1](https://www.flux.ai/jecstronic/ncd0603r1~lqx.md) - Part Type: LED - Manufacturer Name: Foshan NationStar Optoelectronics - Manufacturer Part Number: NCD0603R1 - JLC PCB Part Number: C84263 - Datasheet URL: https://datasheet.lcsc.com/lcsc/2008201032_Foshan-NationStar-Optoelectronics-NCD0603R1_C84263.pdf **Pins:** - A [pin 2] - K [pin 1] ### SW1 — [TS5A3157DBVR](https://www.flux.ai/wiseman/ts5a3157dbvr~pq.md) - Manufacturer Part Number: TS5A3157DBVR - JLC PCB Part Number: C353034 **Pins:** - COM [pin 4] - GND [pin 2] - IN [pin 6] - NC [pin 3] - NO [pin 1] - V+ [pin 5] ### U1 — [AMS1117-3.3](https://www.flux.ai/jharwinbarrozo/ams1117-33~sbc.md) - Part Type: Integrated Circuit - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_KEXIN-AMS1117-3-3_C369933.pdf - JLC PCB Part Number: C6186 - Manufacturer Part Number: AMS1117-3.3 - Manufacturer Name: Kexin **Pins:** - GND - TAB - VI - VO ### U3 — [ESP32-C3-MINI-1-N4](https://www.flux.ai/jecstronic/esp32-c3-mini-1-n4~wbz.md) - JLC PCB Part Number: C2838502 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Module - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-C3-MINI-1-N4 - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-c3-mini-1_datasheet_en.pdf **Pins:** - 3V3 [pin 3] - EN [pin 8] - GND [pin 51] - GND [pin 36] - GND [pin 49_9] - GND [pin 1] - GND [pin 49_6] - GND [pin 46] - GND [pin 49_3] - GND [pin 43] - GND [pin 49_7] - GND [pin 39] - GND [pin 14] - GND [pin 41] - GND [pin 37] - GND [pin 53] - GND [pin 42] - GND [pin 49_2] - GND [pin 49_1] - GND [pin 45] - GND [pin 11] - GND [pin 38] - GND [pin 52] - GND [pin 2] - GND [pin 48] - GND [pin 49_4] - GND [pin 40] - GND [pin 49_5] - GND [pin 49_8] - GND [pin 44] - GND [pin 47] - GND [pin 50] - IO0 [pin 12] - IO1 [pin 13] - IO10 [pin 16] - IO18 [pin 26] - IO19 [pin 27] - IO2 [pin 5] - IO3 [pin 6] - IO4 [pin 18] - IO5 [pin 19] - IO6 [pin 20] - IO7 [pin 21] - IO8 [pin 22] - IO9 [pin 23] - NC [pin 35] - NC [pin 4] - NC [pin 10] - NC [pin 32] - NC [pin 7] - NC [pin 9] - NC [pin 28] - NC [pin 24] - NC [pin 15] - NC [pin 34] - NC [pin 29] - NC [pin 17] - NC [pin 33] - NC [pin 25] - RXD0 [pin 30] - TXD0 [pin 31] ### U4 — [MAX98357AETE+T](https://www.flux.ai/adrian95/max98357aeteplust~wk.md) - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/max98357a-max98357b.pdf - Manufacturer Name: Analog Devices Inc./Maxim Integrated - License: https://creativecommons.org/licenses/by/4.0/ - JLB PCB Part Number: C910544 - Manufacturer Part Number: MAX98357AETE+T - Part Type: Integrated Circuit **Pins:** - ~SD_MODE [pin 4] - BCLK [pin 16] - DIN [pin 1] - GAIN_SLOT [pin 2] - GND_1 [pin 3] - GND_2 [pin 11] - GND_3 [pin 15] - LRCLK [pin 14] - N.C._1 [pin 5] - N.C._2 [pin 6] - N.C._3 [pin 12] - N.C._4 [pin 13] - OUTN [pin 10] - OUTP [pin 9] - THERMAL_PAD [pin 17] - VDD_1 [pin 7] - VDD_2 [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/wiseman/internet-radio-v2~0s](https://www.flux.ai/wiseman/internet-radio-v2~0s).* --- *Generated from [https://www.flux.ai/wiseman/internet-radio-v2~0s](https://www.flux.ai/wiseman/internet-radio-v2~0s)*