**STS3409L-VB Detailed parameter description: **

- **Silkscreen: ** VB2290
- **Brand: ** VBsemi
- **Parameters: **
- Package: SOT23
- Channel type: P—Channel
- Maximum withstand voltage: -20V
- Maximum leakage current: -4A
- On-state resistance (RDS(ON)): 57mΩ @ VGS=4.5V, VGS=12V
- Threshold voltage (Vth): -0.81V

**Application introduction: **

STS3409L-VB is a P-Channel SOT23 package field effect transistor, suitable for a variety of electronic modules and application scenarios.

**Application fields and module examples:**

1. **Power management module:** Due to its P-Channel channel and low on-resistance characteristics, the STS3409L-VB is suitable for power switching and regulation modules, helping to improve power efficiency.

2. **Current control module:** In applications that require precise control of current, such as motor drive and LED lighting control, the device can provide reliable performance.

3. **Battery management module:** In portable electronic devices, the STS3409L-VB can be used in battery management circuits to achieve effective control of battery voltage.

In general, this device is particularly suitable for the design and application of power supply, current control and battery management modules in situations where P-Channel channel and low power consumption are required.