onsemi PNP Transistor 600 mA, 40 V dc, 225 mW, Surface Mount SOT-23, 3-Pin MMBT4403LT3G

onsemi MMBT4403LT3G is a general purpose PNP bipolar junction transistor designed for reliable switching and amplification in various electronic circuits. It supports a maximum DC collector current of 600 mA and can withstand collector-emitter voltages up to 40 V dc. Encapsulated in the widely used SOT-23 surface mount package, it features a 3-pin configuration that facilitates easy PCB mounting with minimal space requirements.

The transistor offers a minimum DC current gain (hFE) of 20, ensuring effective signal amplification. Its maximum power dissipation rating of 225 mW allows operation under moderate power conditions typical in consumer and industrial electronics.

Operable in a harsh temperature range from -55°C to 150°C, the MMBT4403LT3G maintains stable performance in diverse environments. Additionally, its high transition frequency of 100 MHz makes it suitable for switching applications involving moderate to high frequencies.

Physical dimensions include a length of 3.04 mm, width of 2.64 mm, and height of 1.11 mm, enabling compact design layouts particularly in modern surface-mount technology assemblies.

Maximum DC collector current: 600 mA. Maximum collector-emitter voltage: 40 V dc. Maximum power dissipation: 225 mW. Minimum DC current gain (hFE): 20. Operating temperature range: -55°C to 150°C. Maximum transition frequency: 100 MHz.

3-pin SOT-23 surface mount package.

This transistor finds extensive applications in industrial, consumer electronics, and communication equipment, providing efficient switching and amplification. It suits use cases in circuit design requiring small form factor bipolar transistors for signal control and power management.

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