# STL40DN3LLH5 (Component) ## Description Mosfet Array 30V 40A 60W Surface Mount PowerFlat™ (5x6) Dual N-channel Power MOSFET designed for automotive switching applications, featuring a 30 V drain-source rating, 40 A continuous drain current, and low 16 mΩ typical (18 mΩ max.) on-state resistance at 10 V gate drive. It uses STMicroelectronics’ STripFET H5 technology in a PowerFLAT 5x6 double-island package and is AEC-Q101 qualified, making it suitable for DC-DC converters, power management, and other high-density switching applications. #STMicroelectronics #PowerMOSFET #DualNChannel #Automotive #30V #40A #STripFET #PowerFLAT #AECQ101 #PowerSwitching ## Component Details - **Owner:** silicon-yard - **Created:** 8/26/2026 - **Last Updated:** 8/26/2026 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** Transistors - **Datasheet URL:** https://www.st.com/resource/en/datasheet/stl40dn3llh5.pdf - **Symbol Style:** parametric-v1 - **Manufacturer Part Number:** STL40DN3LLH5 - **Manufacturer Name:** STMicroelectronics ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* *Loading distributor pricing...* - **Part Type:** Transistors - **Sub-Type:** MOSFET - **Manufacturer:** STMicroelectronics - **MPN:** STL40DN3LLH5 - **Mount Type:** Surface Mount - **Pin Count:** 14 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | S2 | | | 2 | G2 | | | 3 | S1 | | | 4 | G1 | | | 5 | D1_1 | | | 6 | D1_2 | | | 7 | D2_1 | | | 8 | D2_2 | | | 9 | D1_3 | | | 10 | D2_3 | | | 11 | D1_4 | | | 12 | D2_4 | | | 13 | D1_5 | | | 14 | D2_5 | | --- *Generated from [https://www.flux.ai/silicon-yard/stl40dn3llh5~pl](https://www.flux.ai/silicon-yard/stl40dn3llh5~pl)*