MMDT4126-7

Product Category

The MMDT4126-7 belongs to the category of dual NPN/PNP digital transistors.

Basic Information Overview

• Use: The MMDT4126-7 is used as a general-purpose amplifier and switch.
• Characteristics: It features high current and low voltage operation, making it suitable for various applications.
• Package: The MMDT4126-7 comes in a small SOT363 package.
• Essence: This transistor is essential for amplifying and switching electronic signals.
• Packaging/Quantity: Typically packaged in reels of 3000 units.

Specifications

• Type: Dual NPN/PNP
• Maximum Voltage: 40V
• Maximum Current: 600mA
• Power Dissipation: 225mW
• Transition Frequency: 100MHz

Detailed Pin Configuration

The MMDT4126-7 has a total of six pins, with two NPN and two PNP transistors. The pin configuration is as follows: 1. Base (NPN1) 2. Emitter (NPN1) 3. Collector (NPN2) 4. Base (PNP1) 5. Emitter (PNP1) 6. Collector (PNP2)

Functional Features

• Dual Transistors: Incorporates both NPN and PNP transistors in a single package.
• High Transition Frequency: Allows for high-speed switching applications.
• Small Package: SOT363 package enables compact circuit designs.

Advantages and Disadvantages

• Advantages:
  • Compact size
  • High transition frequency
  • Suitable for general-purpose applications
• Disadvantages:
  • Limited power dissipation capability
  • Not suitable for high-power applications

Working Principles

The MMDT4126-7 operates based on the principles of bipolar junction transistors, utilizing NPN and PNP configurations to amplify or switch electronic signals.

Detailed Application Field Plans

The MMDT4126-7 is commonly used in: - Audio amplifiers - Signal switching circuits - Sensor interfaces - Logic level shifting circuits

Detailed and Complete Alternative Models

Some alternative models to the MMDT4126-7 include: - MMDT2222A-7-F - MMDT3904-7-F - MMDT4401-7-F

This completes the entry for the MMDT4126-7, providing comprehensive information about its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.