**CET4301-VB Product parameters:**.
- Silk screen: VBJ2456.
- Brand: VBsemi.
- Package: SOT223.
- Type: P—Channel.
- Rated voltage: -40V.
- Rated current: -6A.
- Static on-resistance: RDS(ON) = 42mΩ @ VGS=10V, VGS=20V.
- Threshold voltage: Vth = -0.83V.
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**Application introduction:**.
Suitable for a variety of power management applications, especially in situations where P-channel MOSFET is required, for inverting power supply and current control. .
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**Field modules and functions:**.
1. **Power switch module:** Used for inverting power switch to achieve current control. .
2. **Battery protection module:** Applicable to battery over-discharge protection and improve battery life. .
3. **DC-DC converter module:** Used to control current and improve efficiency in power conversion. .
4. **Current control module:** Used to accurately control current and achieve directional current transmission. .
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**Precautions for use:**.
1. Please ensure that the pins are connected correctly and design according to the information provided in the data sheet. .
2. In high-power applications, consider appropriate heat dissipation measures to ensure stable operation of the device. .
3. Avoid voltage and current exceeding the maximum rating of the device. .
4. In actual applications, take anti-static measures according to the environment and needs to prevent damage to the device.