The BUH417D, from STMicroelectronics, is a high-voltage, fast-switching NPN power transistor designed to deliver robust performance for a variety of applications. This transistor is part of ST's well-established line of power transistors, which are widely recognized for their reliability and efficiency. The BUH417D is particularly suitable for high-speed switching applications in electronic ballasts, flyback and forward converters, and horizontal deflection systems in televisions and monitors.

Key Features

• Voltage and Current Ratings: It can handle collector-emitter voltages up to 1500 V and collector currents up to 5 A, making it an excellent choice for circuits that require high voltage handling capabilities.
• High Switching Speed: The BUH417D features a fast switching speed, which is crucial for applications where efficiency and speed are paramount.
• Low Saturation Voltage: This transistor has a low collector-emitter saturation voltage, which helps to reduce power losses and improve overall efficiency in electronic circuits.

Applications

• Electronic ballasts for fluorescent lighting
• SMPS (Switch Mode Power Supplies)
• Horizontal deflection systems for CRTs
• High voltage inverters

Product Advantages

The BUH417D is built with STMicroelectronics' state-of-the-art technology, ensuring high-quality performance and durability. Its fast-switching capability allows for more efficient operation in high-frequency circuits, which can lead to energy savings and reduced thermal stress on components. Additionally, its robust design ensures reliability even under demanding conditions, which is critical for maintaining the longevity and stability of electronic systems.

Quality and Reliability

STMicroelectronics is known for its commitment to quality, and the BUH417D is no exception. It is manufactured to meet high standards, ensuring that it performs consistently across various conditions and applications. Each transistor is rigorously tested to guarantee that it meets the specified parameters and quality criteria.

Whether for industrial, commercial, or consumer electronics, the BUH417D is a versatile component that provides a reliable solution for high voltage and fast-switching requirements.