The BTB04-800SL is a high-performance triac from STMicroelectronics, designed for AC power control applications. This triac is part of the STMicroelectronics Snubberless™, logic level and standard series, which are optimized for use in a wide range of voltage and current ratings. The BTB04-800SL specifically offers an 800V blocking voltage capability, making it suitable for the on/off or phase angle control in applications such as motor control, lighting control, and static relays.

Key Features

• Blocking Voltage: The triac has a high blocking voltage of 800V, providing a robust solution for applications that experience high voltage transients.
• Current Rating: With an RMS on-state current of 4A, the BTB04-800SL can handle moderate power levels, suitable for various domestic and industrial applications.
• Gate Trigger Current: It features a low gate trigger current (I<sub>GT), which allows for direct interfacing with microcontrollers and other logic-level devices.
• Snubberless Technology: The Snubberless technology enables the triac to operate without additional external snubber circuits in most applications, simplifying design and reducing component count.
• Temperature Range: It operates within a wide range of temperatures, from -40°C to 125°C, ensuring reliability across various environmental conditions.

Applications

• Lighting dimmer circuits
• Motor speed controllers
• Small home appliances
• Heating regulation
• Static switching relays

Package and Quality

The BTB04-800SL is available in a TO-220AB package, which is widely used and known for its good thermal performance. STMicroelectronics ensures high-quality standards for their products, and the BTB04-800SL is no exception, offering reliability and performance for both commercial and industrial grade applications.

With its combination of high-voltage capability, ease of interfacing with control circuits, and robust thermal performance, the STMicroelectronics BTB04-800SL triac is an excellent choice for designers looking to implement efficient AC power control in their systems.