# SI2300 (Component) ## Description The SI2300 is a N-channel enhancement-mode MOSFET designed for efficient switching and power management applications. Fabricated using advanced trench MOS technology, it delivers low on-state resistance, fast switching performance, and high current handling capability within a compact surface-mount package. The device is widely used in load switching, battery-powered equipment, DC-DC converters, motor control circuits, power distribution systems, and general-purpose switching applications where efficiency and space optimization are critical. Features N-channel enhancement-mode MOSFET Low on-state resistance for reduced conduction losses Fast switching characteristics Low gate charge for efficient drive operation Compact surface-mount package High current carrying capability Low power dissipation design Optimized for battery-operated systems Suitable for high-speed switching applications RoHS-compliant and lead-free construction Applications Power management circuits Load switching systems Battery protection modules Portable electronic devices DC-DC converter circuits Motor drive applications Power distribution networks Embedded control systems Consumer electronics Industrial automation equipment Electrical Characteristics Low drain-to-source on-resistance High drain current capability Low gate threshold voltage Fast turn-on and turn-off response Low gate capacitance High switching efficiency Low leakage current characteristics Enhanced thermal performance Stable operation across specified temperature ranges Reliable avalanche and transient performance Mechanical Characteristics Surface-mount package construction Compact footprint for high-density PCB layouts Suitable for automated assembly processes Compatible with standard reflow soldering methods Tape-and-reel packaging availability Robust package integrity for production environments Environmental Characteristics Industrial-grade reliability Resistance to mechanical shock and vibration within specification limits Moisture-resistant package design Suitable for operation in demanding electronic environments Compliant with RoHS and environmental regulations Long operational lifetime under recommended operating conditions #commonpartslibrary #mosfet #nchannelmosfet #powermanagement #powerswitching #semiconductor #transistor #loadswitch #dcdcconverter #batteryprotection #embeddedsystems #industrialelectronics #consumerelectronics #smtcomponent #electronicsdesign ## Component Details - **Owner:** lcsc - **Created:** 11/4/2024 - **Last Updated:** 6/1/2026 - **Visibility:** Public - **Datasheet URL:** https://www.lcsc.com/datasheet/C2985622.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=QlUIU1dSRgJcA1FQQVUMBgdeElQIVldRQ1daVQdeQAcxVlNeR1JdVFRQQFFfVzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D - **Manufacturer Part Number:** SI2300 - **Package or Case Code:** SOT-23-3_L2.9-W1.3-P0.95-LS2.4-BR - **Manufacturer Name:** KUU - **LCSC Part Number:** C2985622 - **JLCPCB Part Class:** Extended Part - **Part Type:** MOSFETs - **Used in:** 313 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 | |------------|--------------------|-------| | [HQonline](https://www.hqonline.com/product-detail/mosfets-hottech-si2300-2500242241) | $0.02961 | 1.5K | | [LCSC](https://www.lcsc.com/product-detail/C5224175.html) | $0.3626 | 5 | - **Part Type:** Transistors - **Sub-Type:** MOSFET - **MPN:** SI2300 - **Mount Type:** Surface Mount - **Package / Case Code:** SOT-23 - **Pin Count:** 3 - **Compliance:** Rohs, Lead Free ## Pins | Pin | Name | Type | |-----|------|------| | 1 | G | | | 2 | S | | | 3 | D | | --- *Generated from [https://www.flux.ai/lcsc/si2300~mac0](https://www.flux.ai/lcsc/si2300~mac0)*