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BLF872,112
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BLF872,112

Product Overview

Category

The BLF872,112 belongs to the category of RF power transistors.

Use

It is used for high-frequency amplification in various applications such as radio frequency (RF) communication systems and radar systems.

Characteristics

  • High power handling capability
  • Broadband operation
  • High efficiency

Package

The BLF872,112 is typically available in a ceramic package with metal flange for efficient heat dissipation.

Essence

This transistor is essential for amplifying RF signals in high-power applications.

Packaging/Quantity

The BLF872,112 is usually packaged individually and is available in varying quantities based on customer requirements.

Specifications

  • Frequency Range: 470 - 860 MHz
  • Output Power: 350 W
  • Gain: 18 dB
  • Efficiency: 30%
  • Voltage: 32 V
  • Current: 15 A

Detailed Pin Configuration

The BLF872,112 has a detailed pin configuration with specific connections for gate, drain, and source terminals. It is important to refer to the datasheet for the exact pinout details.

Functional Features

  • High power gain
  • Wide frequency range
  • Excellent linearity
  • High thermal stability

Advantages

  • High power handling capability
  • Suitable for broadband applications
  • Efficient heat dissipation due to the ceramic package with metal flange

Disadvantages

  • Higher cost compared to lower power transistors
  • Requires careful impedance matching for optimal performance

Working Principles

The BLF872,112 operates based on the principles of field-effect transistors (FETs), utilizing its high power gain and efficiency to amplify RF signals within the specified frequency range.

Detailed Application Field Plans

The BLF872,112 is commonly used in: - Broadcast transmitters - Base stations for wireless communication - Radar systems - Industrial RF heating applications

Detailed and Complete Alternative Models

  • MRF151G
  • MRFE6VP61K25H
  • BLF888A

In conclusion, the BLF872,112 is a high-power RF transistor with broad application in various communication and radar systems. Its high efficiency and power handling capabilities make it an essential component in high-power RF amplification circuits.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av BLF872,112 i tekniska lösningar

  1. What is the maximum power output of BLF872,112?

    • The maximum power output of BLF872,112 is typically around 120 watts.

  2. What is the frequency range for BLF872,112?

    • BLF872,112 operates in the frequency range of 470-860 MHz.

  3. What are the typical applications for BLF872,112?

    • BLF872,112 is commonly used in TV broadcast transmitters and other RF amplification applications.

  4. What is the recommended operating voltage for BLF872,112?

    • The recommended operating voltage for BLF872,112 is typically around 32 volts.

  5. Does BLF872,112 require a heat sink for operation?

    • Yes, BLF872,112 requires a heat sink to dissipate heat generated during operation.

  6. What is the typical gain of BLF872,112?

    • The typical gain of BLF872,112 is around 18-20 dB.

  7. Is BLF872,112 suitable for Class A or Class AB amplifier configurations?

    • BLF872,112 is suitable for both Class A and Class AB amplifier configurations.

  8. What is the thermal resistance of BLF872,112?

    • The thermal resistance of BLF872,112 is typically around 0.35°C/W.

  9. Can BLF872,112 be used in push-pull amplifier designs?

    • Yes, BLF872,112 can be used in push-pull amplifier designs for increased efficiency.

  10. Are there any specific precautions to consider when using BLF872,112 in technical solutions?

    • It is important to ensure proper RF matching, thermal management, and biasing when using BLF872,112 in technical solutions to maximize performance and reliability.