**Application examples:** 1. **Negative voltage power switch:** AM2339P-T1-PF-VB is suitable for negative voltage power switch modules, especially in applications where negative voltage power management is required. Its P-Channel design makes it an ideal negative voltage switch solution. 2. **Negative voltage battery protection:** Due to its rated current of -4A, the device can be used in negative voltage battery protection circuits to provide reliable power switching and current control, helping to protect the battery from over-discharge and over-charge. 3. **Load switch:** In areas where efficient control of the load is required, such as portable devices or negative voltage load switch modules, AM2339P-T1-PF-VB can be used for load switching to provide reliable current regulation and protection functions. 4. **Inverter module:** Suitable for negative voltage inverter modules, especially in applications where negative voltage inversion is required. Its performance parameters enable it to provide efficient energy conversion in inverter systems. **Summary:** AM2339P-T1-PF-VB is a P-Channel MOSFET suitable for negative voltage scenarios, including negative voltage power switches, negative voltage battery protection, load switches and inverters. Its performance parameters make it an ideal choice for low power consumption and high efficiency in designs, helping to improve system performance and energy efficiency.