STMicroelectronics Product BU931T Overview

The BU931T, manufactured by STMicroelectronics, is a high-performance automotive-grade ignition coil driver Power Transistor. This robust component is specifically designed to address the demanding requirements of modern ignition systems in vehicles. It is part of STMicroelectronics' commitment to providing advanced solutions for the automotive industry, ensuring reliability and efficiency in automotive applications.

Key Features

• Voltage Capabilities: The BU931T is capable of withstanding high voltages, making it suitable for use in ignition systems where high voltage pulses are the norm.
• Current Handling: This transistor is designed to handle significant currents, ensuring that it can drive the ignition coil effectively.
• Thermal Performance: With an excellent thermal performance, the BU931T can operate reliably even under high temperature conditions that are typical within the engine compartment.
• Package: The component is available in a TO-220 package, which is known for its robustness and good heat dissipation characteristics.

Applications

The BU931T is primarily used in automotive ignition systems to control the energy in the ignition coil. It is suitable for use in:

• Direct ignition systems for gasoline engines
• Ignition control modules
• Charge amplifiers for ignition coils

Quality and Reliability

STMicroelectronics ensures that the BU931T meets the stringent quality and reliability standards required for automotive components. It is designed to withstand the harsh conditions of automotive environments, including vibrations, temperature fluctuations, and humidity.

Environmental Compliance

The BU931T is compliant with the RoHS directive, which restricts the use of certain hazardous substances in electrical and electronic equipment. This compliance reflects STMicroelectronics' commitment to environmental sustainability and the production of eco-friendly products.

For detailed specifications, application notes, and additional resources, designers and engineers are encouraged to consult the official STMicroelectronics datasheets and product guides.