### Product detailed parameter description.
.
- **Model:** FDN304PZ-NL-VB.
- **Silk screen:** VB2355.
- **Brand:** VBsemi.
- **Package:** SOT23.
.
#### Parameters: .
.
- **Channel type:** P—Channel.
- **Maximum channel voltage:** -30V.
- **Maximum continuous current:** -5.6A.
- **On resistance:** RDS(ON)=47mΩ @ VGS =10V, VGS=20V.
- **Threshold voltage:** Vth=-1V.
.
### Application introduction.
.
This product is a SOT23 package The P-channel field effect transistor (P-Channel MOSFET) has negative voltage characteristics and is suitable for circuit designs that need to operate under negative voltage conditions. .
.
### Product application areas and modules .
.
1. **Power inverter:** Used for power inverter module to convert DC power into AC power , suitable for solar inverters, electric vehicle chargers, etc. .
.
2. **Battery protection:** Under negative voltage conditions, it is used to protect the battery from overcharging and over-discharging. .
.
3. **Current Control:** Can be used in current control module to provide reliable switch control in circuits that require negative voltage control. .
.
4. **Power switch:** Suitable for power switch module, which can achieve efficient and stable power switching in negative voltage environment. .
.
### Function: .
.
- Provide efficient power switch control under negative voltage conditions. .
- Used in battery management systems to achieve battery charge and discharge protection under negative voltage conditions. .
- In the current control module, reliable switching control under negative voltage conditions is achieved. .
.
### Precautions for use .
.
1. **Voltage direction:** Since it is a P-channel type, pay attention to correct connection and avoid reverse connection. .
.
2. **Current limit:** Use within the specified current range and avoid exceeding the maximum continuous current to prevent overheating. .
.
3. **Temperature Control:** Ensure to be used within the specified temperature range to maintain the performance and life of the device. .
.
4. **Electrostatic protection:** Take electrostatic protection measures during operation to avoid electrostatic damage. .
.
5. **Threshold voltage:** Pay attention to the threshold voltage range and ensure it is used under appropriate voltage conditions. .
.
With proper application and compliance with precautions, FDN304PZ-NL-VB can play a key role in power supply, battery management and current control systems in negative voltage environments, improving system performance and stability.