**Application fields and module examples:** 1. **Power management module:** Used for power switches, helps to achieve efficient power management and stable power output. 2. **Battery protection module:** Applicable to battery protection circuits, providing reliable over-current and over-voltage protection. 3. **Current control module:** Used in circuits that require stable current control to ensure that the current is within the set range. 4. **LED lighting control module:** Can be used in LED lighting systems to achieve current control and brightness adjustment of LEDs. The above are some basic parameters and application examples of J204-T2B-A-VB.