# Estimated Azure Time Machine ## Description Electrical Rule Check: Resistor Power Rating Analysis ## Project Details - **Owner:** ryanf - **Created:** 10/5/2025 - **Last Updated:** 10/5/2025 - **Visibility:** Public - **System architecture:** USB-C sink through overcurrent protection to TLV62569 buck regulator, generating a 3.3 V rail powering the ESP32-C3-MINI-1 and BME280; include I²C bus, 6-pad programming header, and status LED. ## Key Components ### D1 — [USBLC6-2SC6](https://www.flux.ai/vasy_skral/usblc6-2sc6.md) - 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 - Manufacturer Part Number: USBLC6-2SC6 **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### D2 — [PESD5V0X1BCSFYL](https://www.flux.ai/adrian95/pesd5v0x1bcsfyl.md) - Manufacturer Name: Nexperia USA Inc. - Part Type: Diode - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/PESD5V0X1BCSF.pdf - Manufacturer Part Number: PESD5V0X1BCSFYL - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] ### D3 — [LED 0603 (1608 Metric)](https://www.flux.ai/jharwinbarrozo/led-0603-1608-metric.md) - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### J1 — [USB4085-GF-A](https://www.flux.ai/jecstronic/usb4085-gf-a.md) - Part Type: USB C - Datasheet URL: https://gct.co/files/drawings/usb4085.pdf - Manufacturer Name: GCT - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: USB4085-GF-A **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin A1] - GND__1 [pin A12] - GND__2 [pin B1] - GND__3 [pin B12] - SBU1 [pin A8] - SBU2 [pin B8] - SHELL [pin S1] - SHELL__1 [pin S2] - SHELL__2 [pin S3] - SHELL__3 [pin S4] - VBUS [pin A4] - VBUS__1 [pin A9] - VBUS__2 [pin B4] - VBUS__3 [pin B9] ### J2 — [M2557R-2x3-N0](https://www.flux.ai/lcsc/m2557r-2x3-n0.md) - Manufacturer Name: XFCN(台湾兴飞) - LCSC Part Number: C2832265 - JLCPCB Part Class: Extended Part - Package or Case Code: CONN-TH_M2557R-2X3-N0 - Manufacturer Part Number: M2557R-2x3-N0 - Part Type: Wire To Board / Wire To Wire Connector **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### U2 — [BME280](https://www.flux.ai/chaykak2/bme280.md) - Manufacturer Part Number: BME280 - Manufacturer Name: Bosch Sensortec - Datasheet URL: https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdf - Part Type: Sensor **Pins:** - CSB [pin 2] - GND [pin 7] - GND [pin 1] - MISO [pin 5] - MOSI [pin 3] - SCK [pin 4] - VDD [pin 8] - VDDIO [pin 6] ### U3 — [TLV62569DRLR](https://www.flux.ai/lcsc/tlv62569drlr.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-TLV62569DRLR_C163217.pdf - Manufacturer Part Number: TLV62569DRLR - LCSC Part Number: C163217 - Package or Case Code: SOT-563_L1.6-W1.2-P0.50-LS1.6-BL - Product Info Url: https://lcsc.com/product-detail/DC-DC-Converters_Texas-Instruments-TI-TLV62569DRLR_C163217.html - Manufacturer Name: TI(德州仪器) - Part Type: DC-DC Converters - JLCPCB Part Class: Extended Part **Pins:** - EN [pin 5] - FB [pin 1] - GND [pin 2] - NC/PG [pin 6] - SW [pin 4] - VIN [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ryanf/estimated-azure-time-machine](https://www.flux.ai/ryanf/estimated-azure-time-machine).* --- *Generated from [https://www.flux.ai/ryanf/estimated-azure-time-machine](https://www.flux.ai/ryanf/estimated-azure-time-machine)*