MMBT2369ALT1G

The MMBT2369ALT1G is a high-performance NPN bipolar junction transistor (BJT) manufactured by ON Semiconductor. It is designed for general-purpose switching and amplification applications. Here’s a detailed description of its key features and specifications:

Package and Form Factor

• Package Type: The MMBT2369ALT1G is typically housed in a small SOT-23 package, which is a surface-mount technology (SMT) package. This compact form factor makes it suitable for space-constrained applications.
• Dimensions: The SOT-23 package generally measures approximately 2.9 mm x 1.3 mm x 1.1 mm, allowing for efficient use of PCB space.

Electrical Characteristics

• Transistor Type: NPN
• Collector-Emitter Voltage (Vce): The maximum collector-emitter voltage is rated at 45V, making it suitable for a variety of applications where moderate voltage handling is required.
• Collector Current (Ic): The maximum continuous collector current is rated at 600 mA, allowing it to drive moderate loads effectively.
• DC Current Gain (hFE): The transistor exhibits a DC current gain (hFE) in the range of 100 to 300, depending on the collector current, which indicates its efficiency in amplifying signals.

Thermal Characteristics

• Junction Temperature (Tj): The maximum junction temperature is rated at 150°C, which provides a good thermal margin for operation in various environments.
• Thermal Resistance: The thermal resistance from junction to ambient (RθJA) is typically around 250°C/W, which is important for thermal management in circuit design.

Switching and Frequency Response

• Transition Frequency (fT): The MMBT2369ALT1G has a transition frequency (fT) of approximately 250 MHz, making it suitable for high-frequency applications.
• Rise and Fall Times: The transistor is designed for fast switching, with rise and fall times that are conducive to efficient operation in digital circuits.

Applications

The MMBT2369ALT1G is widely used in various applications, including:

• Signal amplification in audio and RF circuits.
• Switching applications in power management systems.
• General-purpose amplification in consumer electronics.
• Driver stages for relays and other inductive loads.

Additional Features

• Lead-Free: The MMBT2369ALT1G is compliant with RoHS standards, making it an environmentally friendly choice for modern electronic designs.
• High Reliability: ON Semiconductor ensures that the MMBT2369ALT1G meets stringent quality and reliability standards, making it suitable for industrial and automotive applications.

In summary, the MMBT2369ALT1G from ON Semiconductor is a versatile NPN transistor that combines compact size, high performance, and reliability, making it an excellent choice for a wide range of electronic applications.