# ISL29125IROZ-T7 Reference Design ## Description This is an ISL29125IROZ-T7-based reference design with voltage regulator AP2112K-3.3TRG1 for power supply. The circuit features a level-shifting configuration using BSS138 transistors for SDA and SCL lines, as well as auxiliary components including capacitors and resistors for proper operation. #colorSensor #referenceDesign #industrialsensing #renesas #template #reference-design ## Project Details - **Owner:** vasyl - **Created:** 11/17/2023 - **Last Updated:** 2/8/2024 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Copies:** 2 ## Key Components ### IC1 — [ISL29125IROZ-T7](https://www.flux.ai/vasyl/isl29125iroz-t7~tfn.md) - Manufacturer Part Number: ISL29125IROZ-T7 - Part Type: Color Sensors - Datasheet URL: https://www.renesas.com/us/en/document/dst/isl29125-datasheet - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Renesas Electronics Corporation **Pins:** - *INT [pin 5] - EPAD [pin 7] - GND [pin 3] - NC [pin 2] - SCL [pin 6] - SDA [pin 4] - VDD [pin 1] ### J1 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md) - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Manufacturer Part Number: SM04B-SRSS-TB **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### Q1 — [BSS138](https://www.flux.ai/vasy_skral/bss138~3ld.md) - Part Type: Transistor - Manufacturer Name: onsemi - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf - Manufacturer Part Number: BSS138 **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### Q2 — [BSS138](https://www.flux.ai/vasy_skral/bss138~3ld.md) - Manufacturer Name: onsemi - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf - Manufacturer Part Number: BSS138 - Part Type: Transistor **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### U1 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md) - Manufacturer Name: https://www.diodes.com/assets/Datasheets/AP2112.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: AP2112K-3.3TRG1 - Datasheet URL: Diodes Incorporated - Part Type: Integrated Circuit **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/vasyl/isl29125iroz-t7-reference-design~1z](https://www.flux.ai/vasyl/isl29125iroz-t7-reference-design~1z).* --- *Generated from [https://www.flux.ai/vasyl/isl29125iroz-t7-reference-design~1z](https://www.flux.ai/vasyl/isl29125iroz-t7-reference-design~1z)*