# BD437 (Component) ## Description Bipolar (BJT) Transistor NPN 45 V 4 A 3MHz 36 W Through Hole TO-126-3 #CommonPartsLibrary #Transistors #Bipolar(BJT) #NPN #SingleBipolarTransistors ## Component Details - **Owner:** jecstronic - **Created:** 6/2/2022 - **Last Updated:** 5/20/2023 - **Visibility:** Public - **Manufacturer Part Number:** BD437 - **Part Type:** Transistor - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://www.st.com/content/ccc/resource/technical/document/datasheet/0f/f5/33/82/aa/f8/4a/39/CD00000910.pdf/files/CD00000910.pdf/jcr:content/translations/en.CD00000910.pdf - **Manufacturer Name:** STMicroelectronics - **Used in:** 9 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/bd437/stmicroelectronics.html?utm_currency=USD&region=europe) | $0.7945 | 89K | | [Digi-Key](https://www.digikey.com/en/products/detail/onsemi/BD437/1476152) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C50229563.html) | $0.0908 | 0 | | [Mouser](https://www.mouser.com/en/ProductDetail/STMicroelectronics/BD437?qs=9PdvrqCL7oAXcMdbqUZX8g%3D%3D) | $1.34 | 7.1K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=BD437-LGE) | $1.139 | 50 | | [Verical](https://www.verical.com/pd/stmicroelectronics-bjt---general-purpose-BD437-33265?utm_currency=USD) | N/A | N/A | - **Part Type:** Transistors - **Sub-Type:** NPN - **Manufacturer:** STMicroelectronics - **MPN:** BD437 - **Mount Type:** Through Hole - **Package / Case Code:** TO - **Pin Count:** 3 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | E | | | 2 | C | | | 3 | B | | --- *Generated from [https://www.flux.ai/jecstronic/bd437~24w](https://www.flux.ai/jecstronic/bd437~24w)*