# MLX90640 Reference Design ## Description This project is a IR camera sensor module based on the TSL25911FN sensor, equipped with I2C communication technique. The module features a 3.3V regulator, I2C level shifter, LEDs, capacitors, resistors, and JST connectors for easy interfacing. #project #Template #projectTemplate #sensor #IR #industrialSensing #referenceDesign #template #reference-design #polygon ## Project Details - **Owner:** vasy_skral - **Created:** 11/13/2023 - **Last Updated:** 3/4/2026 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Stars:** 1 - **Copies:** 5 ## Key Components ### CAM1 — [MLX90640ESF-BAA-000-TU](https://www.flux.ai/vasy_skral/mlx90640esf-baa-000-tu~o9.md) - Manufacturer Part Number: MLX90640ESF-BAA-000-TU - Manufacturer Name: Melexis Technologies NV - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Sensor - Datasheet URL: https://www.melexis.com/-/media/files/documents/datasheets/mlx90640-datasheet-melexis.pdf **Pins:** - GND [pin 3] - SCL [pin 4] - SDA [pin 1] - VDD [pin 2] ### J1 — [Pin Header 01x05 2.54mm Horizontal](https://www.flux.ai/adrian95/pin-header-01x05-254mm-horizontal~quv.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] ### J2 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md) - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf - Manufacturer Part Number: SM04B-SRSS-TB **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### J3 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md) - Part Type: Connector - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf - Manufacturer Part Number: SM04B-SRSS-TB - Manufacturer Name: JST Sales America Inc. **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### LED1 — [TSAL6400](https://www.flux.ai/adrian95/tsal6400~wp0.md) - Datasheet URL: https://www.vishay.com/docs/81011/tsal6400.pdf - Part Type: LED - Manufacturer Part Number: TSAL6400 - Manufacturer Name: Vishay Semiconductor Opto Division - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### LED2 — [TSAL6400](https://www.flux.ai/adrian95/tsal6400~wp0.md) - Datasheet URL: https://www.vishay.com/docs/81011/tsal6400.pdf - Part Type: LED - Manufacturer Part Number: TSAL6400 - Manufacturer Name: Vishay Semiconductor Opto Division - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### U2 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md) - Manufacturer Name: Diodes Incorporated - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: AP2112K-3.3TRG1 - Part Type: Integrated Circuit - Datasheet URL: https://www.diodes.com/assets/Datasheets/AP2112.pdf **Pins:** - EN [pin 3] - GND [pin 2] - NC [pin 4] - VIN [pin 1] - VOUT [pin 5] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasy_skral/mlx90640-reference-design~lv3](https://www.flux.ai/vasy_skral/mlx90640-reference-design~lv3).* --- *Generated from [https://www.flux.ai/vasy_skral/mlx90640-reference-design~lv3](https://www.flux.ai/vasy_skral/mlx90640-reference-design~lv3)*