Model: AO4421-VB.
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Silk screen: VBA2658.
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Brand: VBsemi.
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Parameters:.
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- Package: SOP8.
- Channel type: P—Channel.
- Rated voltage: -60V.
- Maximum current: -6A.
- On-state resistance: RDS(ON)=50mΩ@VGS=10V,VGS=20V.
- Threshold voltage: Vth=-1.5V.
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Application introduction:.
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AO4421-VB is a P—Channel field effect transistor, packaged in SOP8. Its main application areas include but are not limited to: .
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1. **Power switch module:** Applicable to power switch circuits, providing reliable power switch functions, widely used in power management systems and various electronic devices. .
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2. **Power inverter:** In the fields of solar inverters, it can be used to achieve DC to AC conversion and provide power output for renewable energy systems. .
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3. **Current control module:** Applicable to circuits that need to regulate current, such as current sources, current controllers, etc. .
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4. **Battery protection module:** In lithium battery protection circuits, it is used to protect the battery from over-discharge and over-charge. .
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5. **Motor drive:** In the drive circuits of small motors, such as power tools, small electric vehicles, etc. .
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AO4421-VB's high voltage tolerance and moderate current characteristics make it perform well in the above applications. It is a versatile and reliable field effect tube.