# Companion Cube Mainboard ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** tsim - **Created:** 8/13/2026 - **Last Updated:** 8/15/2026 - **Visibility:** Public ## Key Components ### J1 — [USB4215-03-A](https://www.flux.ai/adrian95/usb4215-03-a~kg3.md) - Manufacturer Part Number: USB4215-03-A - License: https://creativecommons.org/licenses/by/4.0/ - Functional Group: USB / Protection - Symbol Style: parametric-v1 - Datasheet URL: https://gct.co/files/specs/usb4215-spec.pdf - Manufacturer Name: GCT - Part Type: USB C - Package or Case Code: GCT_USB4215-03-A_REVA **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND_A [pin A1_B12] - GND_B [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHIELD [pin SH1] - SHIELD [pin SH4] - SHIELD [pin SH2] - SHIELD [pin SH3] - VBUS_A [pin A4_B9] - VBUS_B [pin B4_A9] ### J2 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/lcsc/b2b-ph-k-slfsn~yvsw.md) - Part Type: Wire To Board / Wire To Wire Connector - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/PH-Connectors_JST_B2B-PH-K-S-LF-SN_B2B-PH-K-S-LF-SN_C131337.html - LCSC Part Number: C131337 - Manufacturer Name: JST - Functional Group: Charger / Battery / PowerPath - Connector Gender: Male - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_JST-B2B-PH-K-S-LF-SN_C131337.pdf - Connector Rows: 1 - Connector Pitch: 2mm - Package or Case Code: CONN-TH_B2B-PH-K-S - Connector Type: Wire To Board Connector - Connector Positions: 2 - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) **Pins:** - 1 [pin 1] - 2 [pin 2] ### J3 — [ER-CON50HT-1](https://www.flux.ai/axel725/er-con50ht-1~16.md) - Manufacturer Part Number: ER-CON50HT-1 - Part Type: EASTRISING_ER-CON50HT-1 - Package or Case Code: EASTRISING_ER-CON50HT-1 - Functional Group: Display Interface **Pins:** - 1 [pin 1] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 2 [pin 2] - 20 [pin 20] - 21 [pin 21] - 22 [pin 22] - 23 [pin 23] - 24 [pin 24] - 25 [pin 25] - 26 [pin 26] - 27 [pin 27] - 28 [pin 28] - 29 [pin 29] - 3 [pin 3] - 30 [pin 30] - 31 [pin 31] - 32 [pin 32] - 33 [pin 33] - 34 [pin 34] - 35 [pin 35] - 36 [pin 36] - 37 [pin 37] - 38 [pin 38] - 39 [pin 39] - 4 [pin 4] - 40 [pin 40] - 41 [pin 41] - 42 [pin 42] - 43 [pin 43] - 44 [pin 44] - 45 [pin 45] - 46 [pin 46] - 47 [pin 47] - 48 [pin 48] - 49 [pin 49] - 5 [pin 5] - 50 [pin 50] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] - SHIELD [pin S1] - SHIELD [pin S2] ### J4 — [SM02B-SRSS-TB(LF)(SN)](https://www.flux.ai/adrian95/sm02b-srss-tblfsn~zzs.md) - Part Type: Connector - Package or Case Code: SM02BSRSSTBLFSN - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/2f7d5393eb1f236698fbdc2a49add1d8f53dfb94e1cf07ec6cea2889da0d54a0.pdf - Functional Group: Shared I2C / Peripherals - Manufacturer Name: JST Sales America Inc. - Manufacturer Part Number: SM02B-SRSS-TB(LF)(SN) - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] - MP1 [pin 3] - MP2 [pin 4] ### J5 — [SM02B-SRSS-TB(LF)(SN)](https://www.flux.ai/adrian95/sm02b-srss-tblfsn~zzs.md) - Manufacturer Part Number: SM02B-SRSS-TB(LF)(SN) - License: https://creativecommons.org/licenses/by/4.0/ - Functional Group: Charger / Battery / PowerPath - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Package or Case Code: SM02BSRSSTBLFSN - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/2f7d5393eb1f236698fbdc2a49add1d8f53dfb94e1cf07ec6cea2889da0d54a0.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] - MP1 [pin 3] - MP2 [pin 4] ### Q1 — [DMN2056U-7](https://www.flux.ai/lcsc/dmn2056u-7~gcjl.md) - Package or Case Code: SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR - Part Type: MOSFETs - Manufacturer Part Number: DMN2056U-7 - Datasheet URL: https://lcsc.com/product-detail/MOSFET_Diodes-Incorporated_DMN2056U-7_Diodes-Incorporated-DMN2056U-7_C332302.html - JLCPCB Part Class: Extended Part - Manufacturer Name: DIODES(美台) - LCSC Part Number: C332302 - Product Info Url: https://lcsc.com/product-detail/MOSFET_Diodes-Incorporated_DMN2056U-7_Diodes-Incorporated-DMN2056U-7_C332302.html **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### SW1 — [TS-1088-AR02016](https://www.flux.ai/lcsc/ts-1088-ar02016~e3n1.md) - Manufacturer Name: XUNPU(讯普) - Manufacturer Part Number: TS-1088-AR02016 - JLCPCB Part Class: Extended Part - Part Type: Tactile Switches - Functional Group: ESP32 / Programming - Package or Case Code: SW-SMD_L3.9-W3.0-P4.45 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302330_XUNPU-TS-1088-AR02016_C720477.pdf - LCSC Part Number: C720477 - Product Info Url: https://lcsc.com/product-detail/Tactile-Switches_XUNPU-TS-1088-AR02016_C720477.html **Pins:** - 1 [pin 1] - 2 [pin 2] ### SW2 — [TS-1088-AR02016](https://www.flux.ai/lcsc/ts-1088-ar02016~e3n1.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302330_XUNPU-TS-1088-AR02016_C720477.pdf - LCSC Part Number: C720477 - Product Info Url: https://lcsc.com/product-detail/Tactile-Switches_XUNPU-TS-1088-AR02016_C720477.html - Package or Case Code: SW-SMD_L3.9-W3.0-P4.45 - JLCPCB Part Class: Extended Part - Part Type: Tactile Switches - Manufacturer Name: XUNPU(讯普) - Functional Group: ESP32 / Programming - Manufacturer Part Number: TS-1088-AR02016 **Pins:** - 1 [pin 1] - 2 [pin 2] ### TP1 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Functional Group: Test Points - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP10 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - Functional Group: Test Points - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R **Pins:** - ~ [pin 1] ### TP11 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - Functional Group: Test Points - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP12 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - Functional Group: Test Points - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. **Pins:** - ~ [pin 1] ### TP13 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Functional Group: Test Points - Manufacturer Part Number: S2761-46R - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. **Pins:** - ~ [pin 1] ### TP16 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Functional Group: Test Points - Manufacturer Part Number: S2761-46R - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. **Pins:** - ~ [pin 1] ### TP17 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Functional Group: Test Points - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP18 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Name: Harwin Inc. - Functional Group: Test Points - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP19 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Functional Group: Test Points - Manufacturer Part Number: S2761-46R - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R **Pins:** - ~ [pin 1] ### TP2 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Functional Group: Test Points - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP20 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - Functional Group: Test Points - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R **Pins:** - ~ [pin 1] ### TP3 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - Functional Group: Test Points - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point **Pins:** - ~ [pin 1] ### TP4 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Functional Group: Test Points - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP5 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Part Type: Test Point - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Functional Group: Test Points **Pins:** - ~ [pin 1] ### TP6 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Functional Group: Test Points - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R **Pins:** - ~ [pin 1] ### TP7 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Manufacturer Part Number: S2761-46R - Functional Group: Test Points **Pins:** - ~ [pin 1] ### TP8 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R - Functional Group: Test Points - Part Type: Test Point - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Harwin Inc. - Manufacturer Part Number: S2761-46R **Pins:** - ~ [pin 1] ### TP9 — [S2761-46R](https://www.flux.ai/silicon-yard/s2761-46r.md) - Manufacturer Part Number: S2761-46R - Functional Group: Test Points - Manufacturer Name: Harwin Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Test Point - Datasheet URL: https://www.harwin.com/api/download/datasheet/S2761-46R **Pins:** - ~ [pin 1] ### U1 — [ESP32-S3-WROOM-1-N8R8](https://www.flux.ai/lcsc/esp32-s3-wroom-1-n8r8~law5.md) - Frequency: 2.4GHz - Current - Receiving: 97mA ~ 100mA - JLCPCB Part Class: Extended Part - Functional Group: ESP32 / Programming - Operating Temperature: -40°C ~ 65°C (TA) - Voltage Supply: 3V ~ 3.6V - Symbol Style: parametric-v1 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Module - Datasheet URL: https://www.lcsc.com/datasheet/C2913201.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlkNBAIDRQULVABfFAVZBgZVFVZYBgZSQ1NeBVIFQlExVlNeR1VWXlNTRlJdUTsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D - Manufacturer Part Number: ESP32-S3-WROOM-1-N8R8 - Package or Case Code: WIRELM-SMD_ESP32-S3-WROOM-1 - Current - Transmitting: 273mA ~ 330mA - Manufacturer Name: ESPRESSIF(乐鑫) - LCSC Part Number: C2913201 **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND [pin 41_6] - GND [pin 41_1] - GND [pin 41_4] - GND [pin 41_9] - GND [pin 40] - GND [pin 41_2] - GND [pin 41_7] - GND [pin 41_3] - GND [pin 41_5] - GND [pin 1] - GND [pin 41_8] - 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] ### U10 — [SN74AXC4T245PWR](https://www.flux.ai/lcsc/sn74axc4t245pwr~tpqo.md) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SN74AXC4T245PWR - Package or Case Code: TSSOP-16_L5.0-W4.4-P0.65-LS6.4-BL - Part Type: Translators / Level Shifters - Manufacturer Name: TI(德州仪器) - Functional Group: Display Interface - LCSC Part Number: C2867798 **Pins:** - ~{1OE} [pin 15] - ~{2OE} [pin 14] - 1A1 [pin 4] - 1A2 [pin 5] - 1B1 [pin 13] - 1B2 [pin 12] - 1DIR [pin 2] - 2A1 [pin 6] - 2A2 [pin 7] - 2B1 [pin 11] - 2B2 [pin 10] - 2DIR [pin 3] - GND [pin 8] - GND [pin 9] - VCCA [pin 1] - VCCB [pin 16] ### U11 — [TLV70028DDCR](https://www.flux.ai/lcsc/tlv70028ddcr~p0ay.md) - Package or Case Code: SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR - Product Info Url: https://lcsc.com/product-detail/Low-Dropout-Regulators-LDO_Texas-Instruments-Texas-Instruments-TLV70028DDCR_C507266.html - JLCPCB Part Class: Extended Part - LCSC Part Number: C507266 - Functional Group: Display Power - Manufacturer Part Number: TLV70028DDCR - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Texas-Instruments-TLV70028DDCR_C507266.pdf - Part Type: Linear Voltage Regulators (LDO) - Manufacturer Name: TI(德州仪器) **Pins:** - EN [pin 3] - GND [pin 2] - IN [pin 1] - N/C [pin 4] - OUT [pin 5] ### U12 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - License: https://creativecommons.org/licenses/by/4.0/ - Operating Temperature: -40°C ~ 85°C - LCSC Part Number: C967633 - Datasheet URL: https://www.lcsc.com/datasheet/C967633.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlkNBAIDRQULVABfFAVZBgZVFVZYBgZSQ1NeBVIFQlExVlNRTlhZVlJVRFhWVTsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D - Manufacturer Name: ST - Sensor Type: Accelerometer gyroscope - JLCPCB Part Class: Extended Part - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - Part Type: Attitude Sensors - Manufacturer Part Number: LSM6DS3TR-C - Symbol Style: parametric-v1 **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U13 — [TPS61023DRLR](https://www.flux.ai/lcsc/tps61023drlr~qygu.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps61023.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780366470639&ref_url=https%253A%252F%252Fwww.icbanq.com%252F - Max Output Voltage: 2.2~5.5V - Frequency: 1MHz - Operating Temperature: -40℃~+125℃@(TJ) - LCSC Part Number: C919459 - Manufacturer Part Number: TPS61023DRLR - Logic Function: Boost type - Package or Case Code: SOT-563_L1.6-W1.2-P0.50-LS1.6-BR - Max Input Voltage: 500mV~5.5V - Manufacturer Name: TI(德州仪器) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: DC-DC Converters - Output Current: 3A - Symbol Style: parametric-v1 - JLCPCB Part Class: Extended Part **Pins:** - EN [pin 2] - FB [pin 1] - GND [pin 4] - SW [pin 5] - VIN [pin 3] - VOUT [pin 6] ### U2 — [USBLC6-2SC6](https://www.flux.ai/lcsc/usblc6-2sc6~2e9x.md) - Breakdown Voltage: 6V - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL - Peak Pulse Current: 5A - LCSC Part Number: C2687116 - Manufacturer Part Number: USBLC6-2SC6 - Datasheet URL: https://www.lcsc.com/datasheet/C2687116.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlkNBAIDRQULVABfFAVZBgZVFVZYBgZSQ1NeBVIFQlExVlNRTlhdUVdURFlXXzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D - Symbol Style: parametric-v1 - Functional Group: USB / Protection - Part Type: ESD Protection Devices - JLCPCB Part Class: Extended Part - Manufacturer Name: UMW(友台半导体) - Operating Temperature: -55°C ~ 125°C (TJ) - Maximum Clamping Voltage: 17V - Power: 150W **Pins:** - GND [pin 2] - I/O1 [pin 1] - I/O1 [pin 6] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### U3 — [BQ24074RGTT](https://www.flux.ai/lcsc/bq24074rgtt~fpyl.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/bq24074.pdf - Functional Group: Charger / Battery / PowerPath - Part Type: Battery Management ICs - JLCPCB Part Class: Extended Part - Package or Case Code: VQFN-16_L3.0-W3.0-P0.50-TL-EP1.7 - Operating Temperature: -40 to 85°C - Package: VQFN-16 RGT (3 mm × 3 mm) with exposed thermal pad - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: BQ24074RGTT - Operating Voltage: IN operating range 4.35–10.2 V for BQ24074; IN withstand/recommended range up to 26 V, abs max 28 V - Implementation Details: Standalone single-cell Li-Ion/Li-Polymer linear charger and power-path management IC; 4.2 V battery regulation, 4.4 V OUT regulation, 10.5 V OVP, 1.5 A programmable fast charge/input current limit. - Manufacturer Name: Texas Instruments - LCSC Part Number: C2861252 - Symbol Style: parametric-v1 **Pins:** - ~{CE} [pin 4] - ~{CHG} [pin 9] - ~{PGOOD} [pin 7] - BAT [pin 2] - BAT [pin 3] - EN1 [pin 6] - EN2 [pin 5] - EP [pin 17] - ILIM [pin 12] - IN [pin 13] - ISET [pin 16] - ITERM [pin 15] - OUT [pin 11] - OUT [pin 10] - TMR [pin 14] - TS [pin 1] - VSS [pin 8] ### U4 — [TPS63020DSJT](https://www.flux.ai/lcsc/tps63020dsjt~718d.md) - Part Type: DC-DC Converters - Package or Case Code: VSON-14_L4.0-W3.0-P0.50-BL-EP_TI_DSJ - Functional Group: 3V3 Conversion - Manufacturer Part Number: c - JLCPCB Part Class: Extended Part - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Ftps63020 - Manufacturer Name: TI(德州仪器) - LCSC Part Number: C544952 - Symbol Style: parametric-v1 **Pins:** - EN [pin 12] - FB [pin 3] - GND [pin 2] - L1 [pin 9] - L1 [pin 8] - L2 [pin 6] - L2 [pin 7] - PG [pin 14] - PGND [pin 15] - PS/SYNC [pin 13] - VIN [pin 11] - VIN [pin 10] - VINA [pin 1] - VOUT [pin 4] - VOUT [pin 5] ### U5 — [DRV2605LDGSR](https://www.flux.ai/adrian95/drv2605ldgsr~msw.md) - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/lit/ds/symlink/drv2605l.pdf - Functional Group: Shared I2C / Peripherals - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: DRV2605LDGSR **Pins:** - EN [pin 5] - GND [pin 8] - IN/TRIG [pin 4] - OUT- [pin 9] - OUT+ [pin 7] - REG [pin 1] - SCL [pin 2] - SDA [pin 3] - VDD [pin 10] - VDD/NC [pin 6] ### U6 — [MAX17048G+T10](https://www.flux.ai/lcsc/max17048gplust10~jvyd.md) - Manufacturer Part Number: MAX17048G+T10 - JLCPCB Part Class: Extended Part - Symbol Style: parametric-v1 - Functional Group: Shared I2C / Peripherals - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/MAX17048-MAX17049.pdf - Package or Case Code: DFN-8_L2.0-W2.0-P0.50-BL-EP - LCSC Part Number: C2682616 - Manufacturer Name: MAXIM - Part Type: Battery Management ICs **Pins:** - ~{ALRT} [pin 5] - CELL [pin 2] - CTG [pin 1] - EP [pin 9] - GND [pin 4] - QSTRT [pin 6] - SCL [pin 7] - SDA [pin 8] - VDD [pin 3] ### U7 — [RV-3028-C7 32.768KHZ 1PPM-TA-QC](https://www.flux.ai/jecstronic/rv-3028-c7-32p768khz-1ppm-ta-qc~cg7.md) - Manufacturer Part Number: RV-3028-C7 32.768KHZ 1PPM-TA-QC - Part Type: Integrated Circuit - Datasheet URL: https://www.microcrystal.com/fileadmin/Media/Products/RTC/Datasheet/RV-3028-C7.pdf - Functional Group: Shared I2C / Peripherals - Manufacturer Name: Micro Crystal AG - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - ~INT [pin 2] - CLKOUT [pin 1] - EVI [pin 8] - SCL [pin 3] - SDA [pin 4] - VBACKUP [pin 6] - VDD [pin 7] - VSS [pin 5] ### U8 — [VEML7700-TR](https://www.flux.ai/adrian95/veml7700-tr~u3b.md) - Manufacturer Part Number: - Package or Case Code: VEML7700 - Part Type: Sensor - Functional Group: Shared I2C / Peripherals - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/21/VEML7700.pdf - Manufacturer Name: Vishay **Pins:** - GND [pin 3] - SCL [pin 1] - SDA [pin 4] - VDD [pin 2] ### U9 — [SN74AXC8T245PWR](https://www.flux.ai/lcsc/sn74axc8t245pwr~45k7.md) - Symbol Style: Legacy - Manufacturer Part Number: SN74AXC8T245PWR - Manufacturer Name: TI(德州仪器) - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74axc8t245.pdf - Package or Case Code: TSSOP-24_L7.8-W4.4-P0.65-LS6.4-BL - Functional Group: Display Interface - Part Type: Buffers / Drivers - JLCPCB Part Class: Extended Part - LCSC Part Number: C882718 **Pins:** - ~{OE} [pin 22] - A1 [pin 3] - A2 [pin 4] - A3 [pin 5] - A4 [pin 6] - A5 [pin 7] - A6 [pin 8] - A7 [pin 9] - A8 [pin 10] - B1 [pin 21] - B2 [pin 20] - B3 [pin 19] - B4 [pin 18] - B5 [pin 17] - B6 [pin 16] - B7 [pin 15] - B8 [pin 14] - DIR1 [pin 2] - DIR2 [pin 11] - GND [pin 12] - GND [pin 13] - VCCA [pin 1] - VCCB [pin 23] - VCCB [pin 24] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/tsim/companion-cube-mainboard~wv](https://www.flux.ai/tsim/companion-cube-mainboard~wv).* --- *Generated from [https://www.flux.ai/tsim/companion-cube-mainboard~wv](https://www.flux.ai/tsim/companion-cube-mainboard~wv)*