MMBT5089 Transistor

Product Overview

The MMBT5089 is a bipolar junction transistor (BJT) belonging to the category of small signal transistors. It is commonly used for amplification and switching applications due to its high frequency and low power characteristics. The MMBT5089 is typically packaged in a SOT-23 package, making it suitable for compact electronic designs. This transistor is known for its high gain and low noise characteristics, making it ideal for use in various electronic circuits.

Package and Quantity

The MMBT5089 is usually available in reels containing a quantity of 3000 units per reel.

Specifications

Maximum Collector-Base Voltage: 25V
Maximum Collector-Emitter Voltage: 25V
Maximum Emitter-Base Voltage: 5V
Continuous Collector Current: 0.1A
Power Dissipation: 225mW
Transition Frequency: 250MHz
Noise Figure: 1dB

Detailed Pin Configuration

The MMBT5089 transistor has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

High gain: The MMBT5089 offers high current gain, making it suitable for amplification purposes.
Low noise: Its low noise figure makes it ideal for applications requiring minimal signal distortion.
High frequency capability: With a transition frequency of 250MHz, the MMBT5089 can be used in high-frequency circuits.

Advantages and Disadvantages

Advantages

High gain
Low noise
Compact SOT-23 package
High frequency capability

Disadvantages

Limited collector current rating
Low power dissipation capability

Working Principles

The MMBT5089 operates based on the principles of bipolar junction transistors, where the flow of current between the collector and emitter is controlled by the base current. By modulating the base current, the MMBT5089 can amplify or switch electronic signals effectively.

Detailed Application Field Plans

The MMBT5089 is commonly used in the following applications: - Amplifiers: Due to its high gain and low noise characteristics, the MMBT5089 is widely used in audio and RF amplifiers. - Oscillators: Its high frequency capability makes it suitable for oscillator circuits in communication systems. - Switching Circuits: The MMBT5089 can be utilized in low-power switching applications, such as signal routing and level shifting.

Detailed and Complete Alternative Models

Some alternative models to the MMBT5089 include: - 2N5089 - BC847 - BC337

In summary, the MMBT5089 transistor is a versatile component with high gain, low noise, and high frequency capabilities, making it suitable for a wide range of amplification and switching applications in electronic circuits.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MMBT5089 v technických řešeních

What is MMBT5089?
- MMBT5089 is a general-purpose NPN bipolar junction transistor (BJT) commonly used for amplification and switching applications.
What are the typical applications of MMBT5089?
- MMBT5089 is often used in audio amplifiers, signal processing circuits, and low-power switching applications.
What are the key electrical characteristics of MMBT5089?
- The MMBT5089 has a maximum collector current of 600mA, a maximum collector-base voltage of 50V, and a maximum power dissipation of 350mW.
How does MMBT5089 compare to other transistors in its class?
- Compared to similar transistors, MMBT5089 offers a good balance of performance, size, and cost, making it a popular choice for various applications.
Can MMBT5089 be used in high-frequency applications?
- While MMBT5089 can be used in moderate frequency applications, it may not be suitable for very high-frequency designs due to its transition frequency and capacitance characteristics.
What are some common circuit configurations using MMBT5089?
- Common circuit configurations include common-emitter amplifiers, emitter followers, and simple switch circuits.
Are there any important considerations when designing with MMBT5089?
- It's important to consider biasing, thermal management, and operating conditions to ensure reliable and stable performance in MMBT5089-based designs.
Can MMBT5089 be used in low-power battery-operated devices?
- Yes, MMBT5089's low power dissipation and moderate current handling make it suitable for use in low-power and battery-operated devices.
What are the typical package options for MMBT5089?
- MMBT5089 is commonly available in SOT-23 surface-mount packages, which are compact and suitable for modern electronic designs.
Where can I find detailed specifications and application notes for MMBT5089?
- Detailed specifications and application notes for MMBT5089 can be found in the manufacturer's datasheets and application guides, as well as in technical reference books and online resources.