AOD478

### AOD478 Description The AOD478 is a high-performance N-Channel MOSFET from Alpha & Omega Semiconductor Inc., designed for applications requiring robust power management and efficient switching. With a drain to source voltage (Vdss) of 100V and a continuous drain current (Id) of 2.5A at 25°C, this MOSFET is well-suited for a variety of power electronics applications. ### AOD478 Features - **High Input Capacitance (Ciss)**: The AOD478 boasts a maximum input capacitance of 540 pF at 50V, which allows for faster switching speeds and improved high-frequency performance. - **Low Gate Charge (Qg)**: With a maximum gate charge of 13 nC at 10V, the AOD478 minimizes power loss during switching, enhancing overall efficiency. - **Robust Power Dissipation**: Capable of dissipating up to 2.1W at ambient temperature and 45W at case temperature, this MOSFET is designed for high-power applications. - **Surface Mount Technology**: The AOD478 is packaged in a TO252 surface mount package, making it ideal for space-constrained designs. - **Low Rds On**: The AOD478 has a maximum Rds On of 140mOhm at 4.5A and 10V, ensuring low on-resistance and minimal power loss during operation. - **Compliance and Standards**: This MOSFET is REACH unaffected, RoHS3 compliant, and classified under ECCN EAR99, making it suitable for international distribution and use. ### AOD478 Applications The AOD478 is ideal for applications where high voltage and current handling are required, such as: - **Power Supplies**: Due to its high Vdss and Id ratings, the AOD478 is perfect for power supply designs. - **Motor Controls**: The low Rds On and high current capabilities make it suitable for motor control applications. - **Automotive Electronics**: Its robust power dissipation and high voltage ratings make it a good fit for automotive electronics, such as in-vehicle power management systems. ### Conclusion of AOD478 The AOD478 from Alpha & Omega Semiconductor Inc. stands out for its high input capacitance, low gate charge, and robust power dissipation capabilities. Its compliance with international standards and its surface mount packaging make it a versatile choice for a wide range of high-power electronics applications. With its unique combination of performance and reliability, the AOD478 is a solid choice for engineers looking to optimize power management in their designs.