# DTC123YKAT146 (Component) ## Description Pre-Biased Bipolar Transistor (BJT) NPN - Pre-Biased 50 V 100 mA 250 MHz 200 mW Surface Mount SMT3 SOT-23 #CommonPartsLibrary #TransistorBJT ## Component Details - **Owner:** jecstronic - **Created:** 11/16/2021 - **Last Updated:** 8/20/2025 - **Visibility:** Public - **Manufacturer Part Number:** DTC123YKAT146 - **Manufacturer Name:** ROHM Semiconductor - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://fscdn.rohm.com/en/products/databook/datasheet/discrete/transistor/digital/dtc123yetl-e.pdf - **Part Type:** Transistor - **Used in:** 39 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 | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/rohm-semiconductor/DTC123YKAT146/658901) | $0.20 | 2.9K | | [LCSC](https://www.lcsc.com/product-detail/C703615.html) | N/A | N/A | | [Mouser](https://www.mouser.com/ProductDetail/ROHM-Semiconductor/DTC123YKAT146?qs=4kLU8WoGk0tMPCqDHNE8fg%3D%3D) | $0.22 | 8.4K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=DTC123YKAT146) | $0.2063 | 3K | | [Verical](https://www.verical.com/pd/rohm-semiconductor-digital-bjt-DTC123YKAT146-1047420) | N/A | N/A | - **Part Type:** Transistors - **Sub-Type:** NPN - **Manufacturer:** Rohm - **MPN:** DTC123YKAT146 - **Mount Type:** Surface Mount - **Package / Case Code:** SOT-23 - **Pin Count:** 3 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | B | | | 2 | E | | | 3 | C | | --- *Generated from [https://www.flux.ai/jecstronic/dtc123ykat146~fgx](https://www.flux.ai/jecstronic/dtc123ykat146~fgx)*