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AAT8401-VB is a SOT23 packaged MOS tube. Datasheet parameter video explanation
AAT8401-VB is a P-Channel field effect transistor of VBsemi brand, with the following detailed parameters:

- Package: SOT23
- Operating voltage: -20V
- Quiescent current: -4A
- On resistance: 57mΩ (at VGS=4.5V, VGS=12V)
- Threshold voltage: -0.81V

Application introduction:
AAT8401-VB is suitable for circuit design requiring P-Channel MOSFET. Its SOT23 package and superior electrical performance make it excel in applications such as power management, amplifiers and switching circuits.

Example:
1. **Power management module:** AAT8401-VB can be used in the battery management system of portable electronic devices to effectively control battery charging and discharging and extend battery life.

2. **Amplifier design:** In audio amplifier circuits, AAT8401-VB acts as a power switch, which helps achieve efficient power amplification and is suitable for portable audio equipment.

3. **Switching circuit:** As a switching element, AAT8401-VB can be used in modules such as switching power supplies and DC-DC converters to improve circuit efficiency and is suitable for various portable electronic products.

Overall, AAT8401-VB is suitable for a variety of circuit designs that require P-Channel MOSFETs, providing efficient and compact solutions for modules.

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