**HM3421B-VB Detailed parameter description:**

- **Brand:** VBsemi
- **Model:** HM3421B-VB
- **Silkscreen:** VB2355
- **Package:** SOT23-3
- **Channel type:** P—Channel
- **Maximum drain voltage:** -30V
- **Maximum drain current:** -5.6A
- **On-resistance (RDS(ON)):** 47mΩ @ VGS=10V, VGS=20V
- **Threshold voltage (Vth):** -1V

**Application introduction:**

HM3421B-VB is a P—Channel trench power MOSFET with excellent performance and a wide range of applications.

**Main Features:**
- **High Performance:** Low on-resistance and high drain current for high performance circuit design.
- **Low Threshold Voltage:** Threshold voltage of -1V facilitates flexible circuit design under low voltage conditions.
- **Compact Package:** SOT23-3 package for space-constrained applications.

**Application Areas:**
1. **Power Management Module:**
- Used to build efficient and compact power management modules that provide reliable power conversion and regulation.

2. **Drive Circuit:**
- As part of the driver or switch in the circuit, to achieve fast and reliable circuit switching.

3. **Motor Drive:**
- Suitable for motor control and drive modules to provide precise control of the motor.

4. **Battery Protection:**
- In the battery management circuit, used to implement over-current and over-voltage protection.

5. **LED Driver:**
- Used in LED driver circuits to ensure stable brightness and efficiency.

Please select HM3421B-VB to achieve the best performance based on specific application needs and circuit design requirements.