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Product Detailed Parameters
- Description：MOSFET N-CH 40V 7A 8SO
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：40 V
- Current - Continuous Drain (Id) @ 25°C：7A (Ta)
- Drive Voltage (Max Rds On, Min Rds On)：4.5V, 10V
- Rds On (Max) @ Id, Vgs：30mOhm @ 7A, 10V
- Vgs(th) (Max) @ Id：3V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：13 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：516 pF @ 20 V
- FET Feature：-
- Power Dissipation (Max)：3.1W (Ta)
- 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 AO4450 is an N-Channel Enhancement Mode Field Effect Transistor manufactured by Alpha & Omega Semiconductor. It features a drain-source voltage (Vdss) of 40V and supports continuous drain current (Id) up to 7A at Vgs = 10V. The device exhibits low on-resistance, specified as less than 30mΩ at Vgs = 10V and less than 38mΩ at Vgs = 4.5V. Constructed using advanced trench technology, it is designed for efficient power switching applications within standard surface-mount packages.
Feature Summary
- Utilizes advanced trench technology for enhanced performance
- Provides low on-resistance characteristics for efficient conduction
- Designed as an N-Channel Enhancement Mode Field Effect Transistor
Applications
- Power switching circuits
- DC-DC converter modules
- Load switch applications
Procurement Notes
Verify the specific manufacturer source when sourcing this component, as multiple entities including Guangdong Kexin Industrial Co.,Ltd and VBsemi Electronics Co., list the AO4450 in their catalogs. Confirm that the datasheet specifications align with your design requirements, particularly regarding the 40V rating and 7A current capacity. Ensure the package type matches your PCB footprint constraints before finalizing procurement orders.
Selection Notes
Select the AO4450 for designs requiring a 40V N-Channel MOSFET with moderate current handling capabilities. Its low on-resistance makes it suitable for improving efficiency in power management systems. Consider the thermal dissipation limits inherent to its package when determining heat sink requirements or board layout strategies for high-current operation scenarios.
Part Context
This component belongs to the class of single N-Channel MOSFETs produced by Alpha & Omega Semiconductor. It is categorized under discrete semiconductor products and transistors. The device is widely recognized in the industry for its balance of voltage rating and current capability, serving as a common solution in consumer electronics and industrial control boards where space and efficiency are critical factors.
