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Product Detailed Parameters
- Description：N-CHANNEL POWER MOSFET
- Series：*
- Mfr：onsemi
- Package：Bulk
- FET Type：-
- Technology：-
- Drain to Source Voltage (Vdss)：-
- Current - Continuous Drain (Id) @ 25°C：-
- Drive Voltage (Max Rds On, Min Rds On)：-
- Rds On (Max) @ Id, Vgs：-
- Vgs(th) (Max) @ Id：-
- Gate Charge (Qg) (Max) @ Vgs：-
- Vgs (Max)：-
- Input Capacitance (Ciss) (Max) @ Vds：-
- FET Feature：-
- Power Dissipation (Max)：-
- Operating Temperature：-
- Grade：-
- Qualification：-
- Mounting Type：-
- Supplier Device Package：-
- Package / Case：-
Download product information
Overview
The onsemi 2SK1421 is an N-channel power MOSFET belonging to the discrete semiconductor product category. It functions as a single Field-Effect Transistor (FET) designed for general-purpose switching applications within electronic circuits. The component is manufactured by onsemi, which acquired Fairchild Semiconductor, and is classified under FETs and MOSFETs in standard industry catalogs. This device provides a fundamental building block for power management and signal control tasks.
Feature Summary
- N-channel conductivity type for standard switching operations
- Single FET configuration for compact circuit integration
- Power MOSFET technology for efficient current handling
Applications
- General-purpose power switching circuits
- Discrete semiconductor assemblies
- Electronic device power management modules
Procurement Notes
Verify the specific manufacturer origin, as the part may be sourced from onsemi or legacy Fairchild inventory. Confirm the package type and pinout compatibility with your design requirements before ordering. Ensure the component meets the necessary voltage and current ratings for your specific application. Check for any obsolescence notices or lifecycle status updates directly from the supplier. Validate that the received parts match the exact model number to avoid functional mismatches.
Selection Notes
Select this component when a standard N-channel power MOSFET is required for basic switching duties. Consider its classification as a discrete single FET for straightforward integration into existing designs. Evaluate its suitability against alternative MOSFETs based on physical footprint and thermal performance needs. Ensure the device aligns with the system's voltage and current specifications. Review datasheet parameters for threshold voltage and on-resistance if detailed electrical data is available.
Part Context
The 2SK1421 is part of onsemi's broad portfolio of discrete semiconductor products. onsemi, formerly known as ON Semiconductor, expanded its offerings through the acquisition of Fairchild Semiconductor. This model represents a standard N-channel MOSFET commonly used in various industrial and consumer electronics applications requiring reliable switching capabilities.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference lists with authorized distributors for compatible N-channel MOSFETs.
