**VBsemi LP4101LT1G-VB**

**Detailed parameter description:**
- Silk screen: VB2290
- Brand: VBsemi
- Package: SOT23
- Type: P—Channel
- Rated voltage: -20V
- Maximum current: -4A
- On-resistance (RDS(ON)): 57mΩ @ VGS=4.5V, VGS=12V
- Threshold voltage (Vth): -0.81V

**Application introduction:**
VBsemi LP4101LT1G-VB is a high-performance P-channel field effect transistor designed for power management and switching circuits requiring high performance, small size and reliability.

**Application areas:**
1. **Portable devices:** Applicable to power management of portable devices such as laptops, tablets, etc.
2. **DC-DC converter:** Provides efficient power conversion in DC-DC conversion circuits.
3. **Battery protection system:** Used in battery protection circuits to prevent over-discharge and over-charge.
4. **Power switch:** As a reliable component of the power switch, it is used to control the on and off of the circuit.

**Example applications:**
- **Power management of portable electronic devices:** Provides efficient power control for portable devices.
- **DC-DC converter:** Realizes efficient conversion between different voltages.
- **Battery protection system:** Ensures that the battery operates within a safe range.
- **Power switch:** Controls the on and off of the circuit and provides reliable power switching function.

VBsemi LP4101LT1G-VB provides efficient and reliable power management solutions for a variety of application scenarios through its excellent performance.