The P0102BL 5AA4 is a discrete semiconductor component that is commonly used as a sensitive gate Silicon controlled rectifier (SCR). This component is designed for AC switching and provides high sensitivity for triggering circuits. It has a current rating of 0.8A and a voltage rating of 400V, making it suitable for a variety of low-power applications.
Key features of the P0102BL 5AA4 include its low gate trigger current of 5mA, which allows for efficient control of the SCR even at low power levels. It also has a high surge current capability of 20A, allowing it to withstand transient overloads without damage. Additionally, the component has a compact TO-92 package for easy mounting on PCBs.
Overall, the P0102BL 5AA4 is a reliable and versatile discrete semiconductor component that is ideal for use in a wide range of electronic circuits requiring AC power control. Its high sensitivity, low trigger current, and high surge current capability make it a popular choice for applications such as motor control, lighting control, and power supply regulation
