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Product Detailed Parameters
- Description：MOSFET N-CH 20V 25A TO252
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：20 V
- Current - Continuous Drain (Id) @ 25°C：25A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：2.5V, 10V
- Rds On (Max) @ Id, Vgs：18mOhm @ 20A, 10V
- Vgs(th) (Max) @ Id：2V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：18 nC @ 10 V
- Vgs (Max)：±16V
- Input Capacitance (Ciss) (Max) @ Vds：900 pF @ 10 V
- FET Feature：-
- Power Dissipation (Max)：2.5W (Ta), 33W (Tc)
- Operating Temperature：-55°C ~ 175°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Supplier Device Package：TO-252 (DPAK)
- Package / Case：TO-252-3, DPAK (2 Leads + Tab), SC-63
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Overview
The AOD4120L is an N-channel MOSFET manufactured by Alpha & Omega Semiconductor Inc. It features a drain-source voltage (Vdss) of 20 V and a continuous drain current (Id) of 25 A at 25°C. The device utilizes advanced trench technology to achieve low on-resistance and gate charge. Key electrical parameters include a drive voltage range of 2.5 V to 10 V for optimal Rds(on). It is housed in a TO-252 surface-mount package, suitable for load switching and PWM applications.
Feature Summary
- Advanced trench technology design for excellent RDS(ON) performance
- Low gate charge characteristics
- Suitable for PWM and load switching applications
Applications
- PWM control circuits
- Load switching modules
- General purpose power management
Procurement Notes
Verify the specific suffix 'L' against official Alpha & Omega Semiconductor datasheets to confirm pinout and electrical tolerances. Confirm component status as the provided data indicates potential discontinuation or limited availability. Ensure the selected variant matches the required 20V rating and TO-252 package dimensions for your PCB layout.
Selection Notes
Select this component when a 20V N-channel MOSFET with high current capability (25A) is required. Consider the TO-252 package for thermal management needs. Verify that the 2.5V to 10V drive voltage compatibility aligns with your controller logic levels. Compare Rds(on) specifications against alternative trench MOSFETs if lower conduction losses are critical.
Part Context
The AOD4120L belongs to the single FET/MOSFET product line from Alpha & Omega Semiconductor. It is part of a family of devices utilizing trench technology for improved efficiency. This specific model targets applications requiring robust switching performance at low voltage levels, distinguishing it from higher voltage counterparts in the manufacturer's portfolio.
Replacement Considerations
Check for direct substitutes within the same series or similar trench MOSFETs from other manufacturers. Ensure replacement parts match the 20V Vdss, 25A Id, and TO-252 package constraints. Verify equivalent Rds(on) and gate charge values to maintain circuit performance.
