FMMT449TA

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Within the realm of electronic devices, FMMT449TA stands out as a vital bipolar transistor, contributing to circuit amplification and switching

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FMMT449TA DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
1 $0.148 $0.15
10 $0.145 $1.45
30 $0.143 $4.29
100 $0.141 $14.10

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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Please submit RFQ for FMMT449TA or email to us: Email: [email protected], we will contact you in 12 hours.

FMMT449TA Details

The FMMT449TA is a high-performance NPN transistor designed for various electronic applications. This transistor offers a voltage rating of XXV, current rating of XXA, and power dissipation of XXW. It is suitable for amplification, switching, and voltage regulation in electronic circuits.

Pinout

  • 1 (Collector): Collects Current
  • 2 (Base): Controls the Current
  • 3 (Emitter): Emits Current

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

  • High Voltage Rating: Provides a high voltage rating for versatile applications.
  • High Current Capability: Capable of handling high currents for efficient operation.
  • Low Saturation Voltage: Offers low saturation voltage for minimal power loss.
  • Fast Switching Speed: Features fast switching speed for responsive performance.
  • Temperature Stability: Maintains stable performance over a wide temperature range.

Application

  • Amplification: Suitable for signal amplification in audio and radio frequency circuits.
  • Switching: Used in switching applications for on/off control of circuits.
  • Voltage Regulation: Employed in voltage regulator circuits for stable output voltage.

Where to Use

The FMMT449TA is ideal for electronic circuits requiring high-performance NPN transistors. It is commonly used in amplifiers, switching circuits, and voltage regulators for efficient and reliable operation.

How to Use

Integrate the FMMT449TA into your circuit by connecting the collector, base, and emitter pins as per the circuit design. Ensure proper biasing and operating conditions for optimal performance. Refer to the datasheet for detailed usage instructions and specifications.

Application Circuit

The application circuit diagram for the FMMT449TA demonstrates how to incorporate the transistor into your electronic setup. It includes connections for power, control signals, and load components to showcase its functionality.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

  • 2N3904: An alternative NPN transistor with similar characteristics and performance.
  • BC547: Another commonly used NPN transistor offering comparable functionality.

Complementary

The FMMT449TA can be paired with the FMMT417TA for enhanced performance in specific applications requiring NPN transistor pairs. Ensure compatibility and matching of specifications for optimal circuit operation.

Frequently Asked Questions

Q: What is the maximum voltage rating of the FMMT449TA?

A: The FMMT449TA has a maximum voltage rating of XXV. For detailed specifications, refer to the datasheet for specific operating conditions.

Q: Can the FMMT449TA be used in audio amplifier circuits?

A: Yes, the FMMT449TA is suitable for use in audio amplifier circuits, providing high voltage and current capabilities for amplification purposes.

FMMT449TA

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category ! Bipolar Transistors - BJT Transistor Polarity NPN
Configuration Single Collector- Emitter Voltage VCEO Max 30 V
Collector- Base Voltage VCBO 50 V Emitter- Base Voltage VEBO 5 V
Maximum DC Collector Current 1 A Pd - Power Dissipation 500 mW
Gain Bandwidth Product fT 150 MHz Minimum Operating Temperature - 55 C
Maximum Operating Temperature ! + 150 C Brand onsemi
DC Collector/Base Gain hfe Min 70 at 50 mA, 2 V Product Type ! BJTs - Bipolar Transistors
Subcategory Transistors Technology Si

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification FMMT449TA PDF Download

FAQs

What is FMMT449TA?

The FMMT449TA is an NPN small signal high-performance transistor designed for general-purpose amplifier and switching applications in electronic circuits. It is commonly used in audio amplification, signal processing, and low-power switching circuits.

How Does FMMT449TA Work?

The FMMT449TA works as an NPN bipolar junction transistor (BJT) that amplifies or switches electronic signals. It can be used to amplify small signals in audio applications or to switch on and off low-power loads in electronic circuits. The transistor's characteristics such as high current gain and low saturation voltage make it suitable for various small-signal applications.

How Many Pins does FMMT449TA have and What are the Functions of the Pinout Configuration?

The FMMT449TA comes in a SOT-23 package, which typically has three pins. The pinout configuration includes:

  • Emitter (E): The terminal where current flows out of the transistor.
  • Base (B): The control terminal that regulates the flow of current between the emitter and collector.
  • Collector (C): The terminal where current enters the transistor, controlled by the base-emitter current.

What are the Pros and Cons of FMMT449TA?

Pros:

  • High Current Gain: Provides high current gain, making it suitable for small-signal amplification.
  • Low Saturation Voltage: Enables efficient switching with minimal voltage drop when saturated.
  • Small Package: The SOT-23 package is compact, allowing for space-efficient circuit designs.
  • General-Purpose Use: Versatile for various small-signal amplifier and switching applications.

Cons:

  • Power Limitation: Limited power handling capability compared to power transistors.
  • Voltage and Current Ratings: May not be suitable for high-voltage or high-current applications.
  • Temperature Sensitivity: Performance may vary with temperature changes, requiring thermal considerations in designs.

Are There Any Equivalents/Alternatives to FMMT449TA for Recommendation?

Equivalents to the FMMT449TA include the BC847 from Diodes Inc. and the 2N3904 from ON Semiconductor. Alternatives for specific applications may include the 2N4401 and 2N3906 transistors.

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