The BD438-16 from STMicroelectronics is a high-quality PNP bipolar junction transistor designed for a wide range of applications, including power linear and switching. This versatile component is well-suited for amplification and switching purposes in industrial and consumer electronics, ensuring reliability and performance in various circuits.

Key Features

• Type: PNP
• Collector-Emitter Voltage (VCEO): 32V
• Collector Current (IC): 4A
• Power Dissipation (Ptot): 36W
• DC Current Gain (hFE): 40 to 160 at 150 mA
• Operating Junction Temperature Range: -65°C to +150°C
• Package Type: Through-Hole, TO-126

The BD438-16 transistor features a collector-emitter voltage of 32V, which allows it to handle moderate voltage applications with ease. With a collector current rating of 4A, it can control higher current loads, making it suitable for power regulation tasks. The power dissipation of 36W indicates its capability to dissipate heat effectively, which is crucial for maintaining stability and longevity in high-power circuits.

One of the key advantages of the BD438-16 is its high current gain (hFE), which varies from 40 to 160 at 150 mA. This range provides flexibility in amplification applications, allowing designers to achieve the desired signal amplification with precision. Additionally, the TO-126 package is widely used and recognized for its ease of mounting on printed circuit boards, contributing to the component's convenience and practicality.

Applications

The BD438-16 is ideal for a variety of applications, including:

• Power supply regulators
• Audio amplifiers
• Signal processing
• Motor control circuits
• Switching applications

With its robust construction and reliable performance, the BD438-16 from STMicroelectronics is a solid choice for designers looking to implement a PNP transistor in their electronic projects.