**Detailed parameter description:**.
- Product model: AO4402-VB.
- Silk screen: VBA1303.
- Brand: VBsemi.
- Package: SOP8.
- Channel type: N—Channel.
- Rated voltage: 30V.
- Maximum current: 18A.
- On resistance: RDS(ON) = 5mΩ @ VGS=10V, VGS=20V.
- Threshold voltage: Vth = 1.72V.
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**Application introduction:**.
This device is suitable for medium voltage and high current applications that require N—Channel channels. Mainly used in power switches, motor drives and power amplifiers. .
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**Main application area modules:**.
1. Power switch module.
2. Motor drive module.
3. Power amplifier module.
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**Function:**.
- Power switch module: Provides efficient power switch control, suitable for medium voltage requirements. .
- Motor drive module: Controls the medium current and power of the motor, suitable for medium power motor systems. .
- Power amplifier module: Achieves medium power amplification, suitable for audio and RF power amplification applications. .
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**Precautions for use:**.
1. Please ensure that the voltage is within the specified range. .
2. Avoid exceeding the maximum current limit. .
3. Consider heat dissipation in the design to ensure the normal operating temperature of the device. .
4. Follow the application circuit design recommendations provided by the manufacturer. .
5. Pay attention to anti-static measures to prevent damage to the device.