**Detailed parameter description:**

**Model:** 2SJ203-T1B-A-VB
**Silkscreen:** VB264K
**Brand:** VBsemi
**Parameters:**
- Package type: SOT23
- Channel type: P—Channel
- Maximum withstand voltage: -60V
- Maximum current: -0.5A
- On resistance (RDS(ON)): 3000mΩ @ VGS=10V, VGS=20V
- Threshold voltage (Vth): -1.87V

**Application introduction:**

2SJ203-T1B-A-VB is a P—Channel field effect transistor in SOT23 package, suitable for a variety of circuit designs.

**Application fields and module examples:**
1. **Low-power power module:**
- **Application:** Applicable to low-power power management module.
- **Example application:** Portable devices, battery-powered devices.

2. **Signal amplifier module:**
- **Application:** Can be used for low-power signal amplification and conditioning.
- **Example application:** Sensor interface, precision measurement equipment.

3. **Load switch module:**
- **Application:** Applicable to load switch control.
- **Example application:** Load switch power supply, battery management module.

4. **Amplifier module:**
- **Application:** Can be used for low-power amplifier design.
- **Example application:** Low-power amplifier, audio amplifier.

**Note:** In specific applications, please select and configure components according to circuit requirements and design specifications.