### Detailed product parameter description.
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- **Model:** APM1403SC-TRL-VB.
- **Silkscreen:** VBK2298.
- **Brand:** VBsemi.
- **Package:** SC70-3.
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#### Parameters:.
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- **Channel type:** P—Channel.
- **Maximum channel voltage:** -20V.
- **Maximum continuous current:** -3A.
- **On-resistance:** RDS(ON)=98mΩ @ VGS=4.5V, VGS=12V.
- **Threshold voltage:** Vth=-0.6~-2V.
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### Application introduction.
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This product is a P-channel field effect transistor (P-Channel MOSFET), with negative voltage characteristics, is suitable for circuit designs that require reverse polarity of power supply. .
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### Product application areas.
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1. **Power inverter:** Used in power inverter modules to convert DC power to AC power, suitable for solar inverters, electric vehicle chargers, etc. .
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2. **Battery protection:** In battery management systems, it is used for battery charge and discharge protection to prevent overcharge and overdischarge. .
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3. **Switching power supply:** In low-power, small power modules, it is used to control switching power supply to improve power efficiency. .
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4. **Current control:** Can be used in current control modules to protect other components in the circuit and ensure stable operation of the circuit. .
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### Precautions for use.
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1. **Voltage direction:** Since it is a P-channel type, pay attention to correct connection and avoid reverse connection. .
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2. **Current Limitation:** Use within the specified current range and avoid exceeding the maximum continuous current to prevent overheating and damage. .
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3. **Temperature Control:** Ensure use within the specified temperature range to maintain device performance and life. .
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4. **Static Electricity Protection:** Take static electricity protection measures during operation to avoid static electricity damage. .
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5. **Threshold Voltage:** Pay attention to the threshold voltage range and ensure use under appropriate voltage conditions. .
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Through proper application and compliance with precautions, APM1403SC-TRL-VB can play a key role in various power and battery management systems, improving system performance and stability.