# FODM121AR2 (Component) ## Description Optocouplers - Phototransistor Output FODM121AR2 SOP-4_L4.3-W4.4-P2.54-LS7.0-BL LCSC Part Number: C232854 JLCPCB Part Class: undefined Manufactured by onsemi(安森美) ## Component Details - **Owner:** lcsc - **Created:** 11/1/2024 - **Last Updated:** 4/22/2025 - **Visibility:** Public - **Manufacturer Part Number:** FODM121AR2 - **Product Info Url:** https://lcsc.com/product-detail/DIP-Optocouplers_ON-Semicon_FODM121AR2_ON-Semicon-ON-FODM121AR2_C232854.html - **LCSC Part Number:** C232854 - **Package or Case Code:** SOP-4_L4.3-W4.4-P2.54-LS7.0-BL - **Manufacturer Name:** onsemi(安森美) - **Part Type:** Optocouplers - Phototransistor Output - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010333_onsemi-FODM121AR2_C232854.pdf - **Used in:** 22 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/fodm121ar2/on-semiconductor.html?utm_currency=USD&region=nac) | $0.3132 | 2K | | [Digi-Key](https://www.digikey.com/en/products/detail/onsemi/FODM121AR2/1954467) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C232854.html) | $0.9965 | 5 | | [Mouser](https://www.mouser.com/ProductDetail/onsemi/FODM121AR2?qs=TaOZSEYtRiUfX0vppwBv3Q%3D%3D) | $0.58 | 1K | | [Verical](https://www.verical.com/pd/on-semiconductor-photocoupler---trans-photovolt-FODM121AR2-4465780?utm_currency=USD) | N/A | N/A | - **Part Type:** Sensors - **Manufacturer:** ON Semiconductor - **MPN:** FODM121AR2 - **Mount Type:** PCB - **Package / Case Code:** SO - **Pin Count:** 4 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | 1 | | | 2 | 2 | | | 3 | 3 | | | 4 | 4 | | --- *Generated from [https://www.flux.ai/lcsc/fodm121ar2](https://www.flux.ai/lcsc/fodm121ar2)*