The BUL382 is a high voltage fast-switching NPN power transistor designed and manufactured by STMicroelectronics, a global leader in semiconductor solutions. This device is particularly suited for use in lighting applications, switch-mode power supplies, and as a driver in converters and inverters. With its robust design, the BUL382 is engineered to deliver superior performance in environments that require high-speed switching and reliability.

Key Features

• Voltage and Current Ratings: The BUL382 boasts a collector-emitter voltage (V_CEO) of 450V and a collector current (I_C) of up to 5A, making it capable of handling high power applications with ease.
• Speed: It features a fast switching speed which is crucial for reducing energy losses during the turn-on and turn-off processes in power electronic systems.
• Power Dissipation: With a power dissipation (P_D) of 40W, the BUL382 can sustain high power levels, ensuring efficient operation in a variety of circuits.
• Temperature Range: It operates within a junction temperature range of -65°C to 150°C, providing reliable performance across a wide range of environmental conditions.

Applications

The versatility of the BUL382 allows it to be used in numerous applications. It is particularly effective in lighting solutions, including electronic ballasts for fluorescent lighting, HID lamp drivers, and LED drivers. Additionally, its fast-switching capabilities make it an ideal choice for high-efficiency switch-mode power supplies (SMPS), as well as for use in power conversion systems such as DC-DC converters and AC-DC inverters.

Quality and Reliability

STMicroelectronics is committed to delivering high-quality products. The BUL382 is no exception, and it is designed to meet stringent quality standards. Its reliability is backed by comprehensive testing during the manufacturing process to ensure that each unit performs to its specifications.

Environmental Compliance

In line with STMicroelectronics' commitment to environmental sustainability, the BUL382 complies with various international standards, including RoHS (Restriction of Hazardous Substances) and is designed for eco-friendly operation throughout its lifecycle.