# W1-SoundBox ## Description W1-SoundBox – schematic and connectivity updated per SCHEMATIC_W1 (unified GND1, nets synchronized, ERC/DRC-clean) ## Project Details - **Owner:** ubiko - **Created:** 12/26/2025 - **Last Updated:** 12/27/2025 - **Visibility:** Public - **Net Sync Status:** Complete - **PWR_GATE mapping:** U2:OD, Q1:G - **Netlist Source:** SCHEMATIC_W1.md - **Netlist Conformance:** All connections conform to SCHEMATIC_W1.md; schematic updated to match - **Last Net Sync Summary:** Reconnected all nets and unified grounding to GND1 per SCHEMATIC_W1.md; corrected VBUS/VBAT/3V3 mapping, SPI, UART, AUDIO_PWM, LED, USB_CC1/CC2, PWR_GATE, and speaker nets; all component grounds tied to GND1 portal with no alternate ground references remaining. ## Key Components ### D1 — [Schottky Diode](https://www.flux.ai/corynrobinson/schottky-diode~hs.md) - Manufacturer Part Number: MBR0520LT1G - Datasheet URL: https://www.onsemi.com/pdf/datasheet/mbr0520lt1-d.pdf - Breakdown Voltage: 20V - Current: 0.5A - Manufacturer Name: onsemi - Part Type: Diode - Package or Case Code: D_SOD-123 - Purchase Url: https://octopart.com/mbr0520lt1g-onsemi-2933?r=sp **Pins:** - A - K ### J1 — [Type-C-2.0-6Pin](https://www.flux.ai/jharwinbarrozo/type-c-2p0-6pin~wh.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/2204071830_CIKI-Type-C-2-0-6Pin_C2987385.pdf - Part Type: Connector - Manufacturer Part Number: Type-C-2.0-6Pin - Manufacturer Name: CIKI **Pins:** - CC1 - CC2 - GND - GND__1 - SHIELD - SHIELD__1 - SHIELD__2 - SHIELD__3 - V-BUS - V-BUS__1 ### J2 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md) - Part Type: Connector - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America - 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] ### J3 — [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] ### LED1 — [LED RGB 5050-6](https://www.flux.ai/adrian95/led-rgb-5050-6~stk.md) - Manufacturer Part Number: 5060BRG4 - Part Type: LED - Manufacturer Name: Yetda Industry - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: http://cdn.sparkfun.com/datasheets/Components/LED/5060BRG4.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] - P3 [pin 3] - P4 [pin 4] - P5 [pin 5] - P6 [pin 6] ### Q1 — [AO3401A](https://www.flux.ai/jecstronic/ao3401a~9r5.md) - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2007171935_HUASHUO-AO3401A_C700954.pdf - Part Type: Transistor - Manufacturer Name: HUASHUO - Manufacturer Part Number: AO3401A - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### SW1 — [TL3330AF130QG](https://www.flux.ai/vasy_skral/tl3330af130qg~9f.md) - Datasheet URL: https://sten-eswitch-13110800-production.s3.amazonaws.com/system/asset/product_line/data_sheet/163/TL3330.pdf - Manufacturer Name: E-Switch - Part Type: Switch - Manufacturer Part Number: TL3330AF130QG **Pins:** - P1 [pin 1] - P2 [pin 2] ### SW2 — [TL3330AF130QG](https://www.flux.ai/vasy_skral/tl3330af130qg~9f.md) - Datasheet URL: https://sten-eswitch-13110800-production.s3.amazonaws.com/system/asset/product_line/data_sheet/163/TL3330.pdf - Manufacturer Name: E-Switch - Part Type: Switch - Manufacturer Part Number: TL3330AF130QG **Pins:** - P1 [pin 1] - P2 [pin 2] ### SW3 — [TL3330AF130QG](https://www.flux.ai/vasy_skral/tl3330af130qg~9f.md) - Manufacturer Name: E-Switch - Part Type: Switch - Manufacturer Part Number: TL3330AF130QG - Datasheet URL: https://sten-eswitch-13110800-production.s3.amazonaws.com/system/asset/product_line/data_sheet/163/TL3330.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### SW4 — [1571563-8](https://www.flux.ai/vasy_skral/1571563-8~oj.md) - Manufacturer Name: TE Connectivity ALCOSWITCH Switches - Part Type: Switch - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=1308111-1_SWITCHES_CORE_PROGRAM_CATALOG&DocType=CS&DocLang=English - Manufacturer Part Number: 1571563-8 **Pins:** - ~ [pin 3] - ~ [pin 2] - ~ [pin 1] - ~ [pin 4] ### SW5 — [Tactile Switch SPST-NO PTS526 SK15 SMTR2 LFS](https://www.flux.ai/collinsemasi/tactile-switch-spst-no-pts526-sk15-smtr2-lfs~83.md) - Datasheet URL: https://www.ckswitches.com/media/2780/pts526.pdf - Part Type: Switch - Manufacturer Part Number: PTS526 SK15 SMTR2 LFS - Manufacturer Name: C&K **Pins:** - 4 [pin 4] - 2 [pin 2] - 1 [pin 1] - 3 [pin 3] ### U1 — [TP4056](https://www.flux.ai/vasy_skral/tp4056~xa.md) - Manufacturer Name: NanJing Top Power ASIC Corp. - Manufacturer Part Number: TP4056 - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://dlnmh9ip6v2uc.cloudfront.net/datasheets/Prototyping/TP4056.pdf **Pins:** - ~CHRG [pin 7] - ~STDBY [pin 6] - BAT [pin 5] - CE [pin 8] - EP [pin 9] - GND [pin 3] - PROG [pin 2] - TEMP [pin 1] - VCC [pin 4] ### U2 — [DW01A](https://www.flux.ai/kicad-part-library/dw01a~5d.md) - Package or Case Code: SOT-23-6 - Datasheet URL: https://hmsemi.com/downfile/DW01A.PDF - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: DW01A **Pins:** - CS [pin 2] - GND [pin 6] - OC [pin 3] - OD [pin 1] - TD [pin 4] - VCC [pin 5] ### U3 — FS8205A - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit - Manufacturer Part Number: FS8205A - Manufacturer Name: TECH PUBLIC - Datasheet URL: https://datasheet.lcsc.com/lcsc/2108132230_TECH-PUBLIC-FS8205A_C2830320.pdf **Pins:** - GND [pin 3] - IN1 [pin 2] - IN2 [pin 5] - SINK [pin 4] - SOURCE [pin 6] - VCC [pin 1] ### U4 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md) - Manufacturer Name: https://www.diodes.com/assets/Datasheets/AP2112.pdf - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: AP2112K-3.3TRG1 - Datasheet URL: Diodes Incorporated **Pins:** - EN [pin 3] - GND [pin 2] - NC [pin 4] - VIN [pin 1] - VOUT [pin 5] ### U5 — [ESP-12F](https://www.flux.ai/adrian95/esp-12f~1h1.md) - Manufacturer Part Number: 2491 - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Adafruit%20PDFs/2491_Web.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Adafruit Industries LLC - Part Type: Module **Pins:** - ADC [pin 2] - CS0 [pin 9] - EN [pin 3] - GND [pin 15] - GPIO0 [pin 18] - GPIO10 [pin 12] - GPIO12 [pin 6] - GPIO13 [pin 7] - GPIO14 [pin 5] - GPIO15 [pin 16] - GPIO16 [pin 4] - GPIO2 [pin 17] - GPIO4 [pin 19] - GPIO5 [pin 20] - GPIO9 [pin 11] - MISO [pin 10] - MOSI [pin 13] - RST [pin 1] - RXD0 [pin 21] - SCLK [pin 14] - TXD0 [pin 22] - VCC [pin 8] ### U6 — [W25Q128JVSIQ](https://www.flux.ai/jecstronic/w25q128jvsiq~tqj.md) - Manufacturer Name: Winbond Electronics - Part Type: Integrated Circuit - Manufacturer Part Number: W25Q128JVSIQ - Datasheet URL: https://www.winbond.com/resource-files/W25Q128JV%20RevI%2008232021%20Plus.pdf **Pins:** - ~CS [pin 1] - CLK [pin 6] - DI(IO0) [pin 5] - DO(IO1) [pin 2] - GND [pin 4] - IO2 [pin 3] - IO3 [pin 7] - VCC [pin 8] ### U7 — [NS4160](https://www.flux.ai/lcsc/ns4160~1iq0.md) - Package or Case Code: ESOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP2.0 - Manufacturer Part Number: NS4160 - Part Type: Audio Power OpAmps - LCSC Part Number: C219017 - Manufacturer Name: Nsiway(纳芯威) - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/Audio-Power-OpAmps_Shenzhen-Nsiway-Tech-NS4160_C219017.html - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2304140030_Shenzhen-Nsiway-Tech-NS4160_C219017.pdf **Pins:** - Bypass [pin 2] - CTRL [pin 1] - GND [pin 7] - INN [pin 4] - INP [pin 3] - VDD [pin 6] - VoN [pin 5] - VoP [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ubiko/w1-soundbox~x0](https://www.flux.ai/ubiko/w1-soundbox~x0).* --- *Generated from [https://www.flux.ai/ubiko/w1-soundbox~x0](https://www.flux.ai/ubiko/w1-soundbox~x0)*