BT151-800R,127

The BT151-800R,127 is a type of thyristor, specifically designed for use in various power control applications. Manufactured by WeEn Semiconductors, this device is part of the BT series of thyristors, which are known for their reliability and efficiency in handling high voltage and current.

Key Features:

1. Type: The BT151-800R,127 is a bidirectional thyristor, which means it can conduct current in both directions when triggered. This characteristic makes it suitable for AC applications.

2. Voltage Rating: The device has a maximum repetitive peak off-state voltage (V_RRM) of 800 volts. This high voltage rating allows it to be used in applications where high voltage is present, such as in motor control, lighting control, and heating applications.

3. Current Rating: The thyristor can handle a maximum on-state current (I_T) of 12 amperes. This capability makes it suitable for medium power applications, providing a good balance between performance and thermal management.

4. Triggering: The BT151-800R,127 requires a gate trigger current (I_G) to turn on, which is typically low, allowing for easy integration into control circuits. The gate sensitivity is designed to ensure reliable operation under various conditions.

5. Package Type: The thyristor is typically housed in a TO-220 package, which provides good thermal dissipation characteristics. This package design is advantageous for mounting on heatsinks, ensuring that the device operates within safe temperature limits.

6. Thermal Characteristics: The device has a maximum junction temperature (T_j) of 150°C, which allows it to operate in a wide range of environmental conditions. Proper thermal management is essential to maintain performance and reliability.

7. Applications: The BT151-800R,127 is commonly used in applications such as:

   • AC motor control
   • Light dimmers
   • Solid-state relays
   • Over-voltage protection circuits
   • Heating control systems

8. Electrical Characteristics: The thyristor exhibits low on-state voltage drop and fast switching capabilities, which contribute to its efficiency in power control applications.

Conclusion:

The BT151-800R,127 from WeEn Semiconductors is a robust and versatile thyristor suitable for a variety of high-voltage and medium-current applications. Its combination of high voltage rating, reliable performance, and ease of integration makes it a popular choice among engineers and designers in the field of power electronics.