**Detailed parameter description:**
- Silk screen: VB1330
- Brand: VBsemi
- Package: SOT23-3
- Channel type: N-Channel
- Rated voltage: 30V
- Rated current: 6.5A
- On-resistance (RDS(ON)): 30mΩ @ VGS=10V, VGS=20V
- Threshold voltage (Vth): 1.2~2.2V

**Application introduction:**
CPH3448-VB is a VBsemi brand N-channel field effect transistor (MOSFET) in SOT23-3 package. This device is suitable for a variety of electronic applications, including but not limited to:

1. **Power management module:** Due to its low on-resistance and high rated current, CPH3448-VB can be used in power switches and voltage regulator modules to provide efficient power management solutions.

2. **Current Control Module:** As an N-channel MOSFET, CPH3448-VB performs well in current control circuits and can be used in modules such as current sources and current regulators.

3. **Driver Module:** Due to its fast switching characteristics, CPH3448-VB can be used in driver modules such as motor drivers, LED drivers, etc.

4. **Power Inverter:** In the power inverter, CPH3448-VB can be used in high-frequency switching circuits to achieve energy-efficient inverter functions.

5. **Electronic Equipment Protection:** As a switching element in the circuit, CPH3448-VB can be used in overload protection and short-circuit protection modules for electronic equipment.

The performance characteristics of CPH3448-VB make it an ideal choice for electronic systems that require high performance and reliability.