### Detailed parameter description:

**Product model: ** K3408-T1B-A-VB
**Silk screen: ** VB1695
**Brand: ** VBsemi
**Package: ** SOT23
**Parameters: **
- Channel type: N-Channel
- Rated voltage: 60V
- Rated current: 4A
- RDS(ON): 85mΩ @ VGS=10V, VGS=20V
- Threshold voltage (Vth): 1~3V

### Application introduction:

K3408-T1B-A-VB is an N-Channel type trench field effect transistor launched by VBsemi, using SOT23 package. With a rated voltage of 60V and a rated current of 4A, its RDS(ON) is 85mΩ at VGS=10V and VGS=20V respectively. The threshold voltage (Vth) is adjustable in the range of 1~3V.

### Applicable fields and example applications:

1. **Power switch module:** Since K3408-T1B-A-VB has a higher rated voltage and current, it is suitable for the switching power supply design in the power switch module. Its low threshold voltage and low on-resistance help improve the efficiency and performance of the power supply.

2. **Motor driver:** In the motor control module, K3408-T1B-A-VB can be used as the power switch element of the motor driver to support efficient motor control systems.

3. **LED lighting system:** As part of the LED lighting drive circuit, K3408-T1B-A-VB can provide reliable power switch control, which helps to realize an efficient LED lighting system.

4. **Power Inverter:** In the inverter module, K3408-T1B-A-VB can be used to achieve DC to AC conversion. Its high rated voltage and low on-resistance make it perform well in inverter applications.

In summary, K3408-T1B-A-VB is suitable for a variety of power supplies and electronic control modules that require N-Channel field effect transistors. It has a wide range of applications in power switches, motor control, LED lighting, inverters, etc., providing efficient and reliable power switching solutions for these applications.