# MMBTA42-HF (Component) ## Description Bipolar (BJT) Transistor NPN 300 V 300 mA 50MHz 350 mW Surface Mount SOT-23-3 #CommonPartsLibrary #TransistorBJT ## Component Details - **Owner:** jecstronic - **Created:** 11/17/2021 - **Last Updated:** 4/27/2023 - **Visibility:** Public - **Part Type:** Transistor - **Manufacturer Part Number:** MMBTA42-HF - **Datasheet URL:** https://www.mouser.com/datasheet/2/80/QW-JTR83_MMBTA42-HF_RevA-1847015.pdf - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Name:** Comchip Technology - **Used in:** 4 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/comchip-technology/MMBTA42-HF/12326219) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C3200075.html) | $0.0798 | 0 | | [Mouser](https://www.mouser.com/en/ProductDetail/Comchip-Technology/MMBTA42-HF?qs=vmHwEFxEFR8CDJYwo%252B%252BX8g%3D%3D) | $0.38 | 4.6K | - **Part Type:** Transistors - **Sub-Type:** NPN - **Manufacturer:** Comchip - **MPN:** MMBTA42-HF - **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/mmbta42-hf~hxv](https://www.flux.ai/jecstronic/mmbta42-hf~hxv)*