The BD440 is a PNP power transistor manufactured by STMicroelectronics, a global semiconductor leader known for its high-quality electronic components. This device is part of STMicroelectronics' extensive range of bipolar junction transistors (BJTs), designed to meet the needs of a wide array of power applications.

Key Features

• Type: PNP
• Collector-Emitter Voltage (V<sub>CEO): 80 V
• Collector Current (I<sub>C): 4 A
• Total Device Dissipation (P<sub>TOT): 36 W
• DC Current Gain (h<sub>FE): 40 to 160
• Operating Junction Temperature Range: -65°C to 150°C
• Package: Through-hole TO-126

Applications

The BD440 transistor is suitable for a variety of applications, particularly where medium power amplification and switching are required. Its robust design allows it to be used in:

• Linear voltage regulators
• Power management functions
• Audio amplifiers
• Signal processing
• Motor control circuits
• Other power control applications and general-purpose switching

Quality and Reliability

STMicroelectronics is committed to delivering high-quality products. The BD440 transistor is built with the latest manufacturing techniques and rigorous testing to ensure reliability and performance under various conditions. It is designed to offer not only consistent operation but also long-term stability, making it a trusted component in both commercial and industrial electronic systems.

Environmental Compliance

In line with STMicroelectronics' dedication to environmental sustainability, the BD440 transistor is manufactured to comply with international environmental standards. It is RoHS compliant and free from hazardous substances, ensuring that it meets the requirements for environmentally conscious manufacturing and disposal.