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Product Detailed Parameters
- Description：MOSFET N-CH 30V 14A 8SOIC
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：30 V
- Current - Continuous Drain (Id) @ 25°C：14A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：4.5V, 10V
- Rds On (Max) @ Id, Vgs：9.5mOhm @ 13A, 10V
- Vgs(th) (Max) @ Id：2.2V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：17.8 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：920 pF @ 15 V
- FET Feature：-
- Power Dissipation (Max)：3.1W (Tc)
- Operating Temperature：-55°C ~ 150°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Supplier Device Package：8-SOIC
- Package / Case：8-SOIC (0.154", 3.90mm Width)
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Overview
The AO4492L is an N-channel MOSFET manufactured by Alpha & Omega Semiconductor Inc. It features a 30V drain-source voltage (Vdss) and supports continuous drain currents of 14A at ambient temperature and 85A at case temperature. The device utilizes an 8-SOIC surface-mount package. Key electrical parameters include a maximum on-resistance of 7mΩ at Vgs=10V and Id=14A, with a gate charge of 60nC at 10V. The input capacitance is specified as 3800pF at Vds=15V. The component operates within a junction temperature range of -55°C to 150°C.
Feature Summary
- N-channel enhancement mode metal-oxide-semiconductor field-effect transistor
- Low on-resistance for efficient power switching applications
- Surface-mount construction in an 8-SOIC package
Applications
- DC-DC converter circuits
- Power management systems
- Load switching applications
Procurement Notes
Verify the specific suffix 'L' against the manufacturer's official datasheet to confirm pinout and electrical specifications match the design requirements. Confirm RoHS compliance status through current documentation. Check for obsolescence notices or lifecycle changes directly from Alpha & Omega Semiconductor before finalizing procurement plans.
Selection Notes
Select this component for low-voltage switching applications requiring high current handling in a standard SOIC footprint. Ensure the driving circuit can provide sufficient gate voltage to achieve the specified low on-resistance. Verify thermal management capabilities align with the device's power dissipation ratings under expected operating conditions.
Part Context
This part belongs to the AO44 series of single FETs from Alpha & Omega Semiconductor. It is designed for general-purpose power switching tasks. The manufacturer provides technical documentation detailing absolute maximum ratings and thermal characteristics essential for reliable integration into electronic designs.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official substitution guide for verified alternatives.
