BLF404

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BLF404

+Nomenclature

  • FabricantAmpleon

  • Pièce fabricant #BLF404

  • En stock5934

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Spécifications

Attribut Valeur
Brand Ampleon
Subcategory MOSFETs
Minimum Operating Temperature - 65 C
Maximum Operating Temperature + 150 C
Mounting Type SMD/SMT
Product Type RF MOSFET Transistors
Technology Si
Id - Continuous Drain Current 1.5 A
Vds - Drain - Source Breakdown Voltage 40 V
Operating Frequency 500 MHz
Gain 11.5 dB
Output Power 4 W
Type RF Power MOSFET
Vgs - Gate - Source Voltage + 20 V
Packaging Reel
Transistor Polarity N-Channel
Rds On 2.7 Ohms
Package / Case SOT-409A
Channel Mode Enhancement
Configuration Single
Fall Time 15 ns
Height 2.36 mm
Length 5.94 mm
Rise Time 46 ns
Width 4.93 mm
Vgs th - Gate - Source Threshold Voltage 4.5 V
Pd - Power Dissipation 8.3 W

Présentation

Description

BLF404 is a high-performance RF power transistor designed for use in various applications, including telecommunications and industrial equipment. It operates in the UHF frequency range and is suitable for applications requiring high linearity and efficiency. The transistor is typically constructed with advanced semiconductor materials, enabling it to handle significant power levels while minimizing distortion.
Key features of the BLF404 include a high gain, robust thermal management capabilities, and a high breakdown voltage, making it suitable for demanding environments. It can be used in both linear and switching modes, offering versatility for different circuit designs.
Applications include RF amplifiers in base stations, broadcast transmitters, and other RF communication devices. The BLF404's reliability and performance make it a popular choice for engineers looking to optimize their RF systems. Overall, it represents a crucial component for modern RF applications, balancing efficiency, power handling, and linearity.

Equivalent

The BLF404 is a high-power RF transistor typically used in RF amplification. Equivalent products include the MRF177, MRF188, and MRFE6VP61K25H. These transistors offer similar performance characteristics for RF applications, particularly in the UHF and VHF frequency ranges. Always check specifications for exact compatibility in your application.

Features

The BLF404 is a high-power N-channel MOSFET designed for RF and switching applications. Key features include:
1. Voltage Rating: Supports a maximum drain-source voltage (Vds) of 40V.
2. Current Capacity: Capable of handling continuous drain current up to 30A, making it suitable for high-power applications.
3. Low On-Resistance (Rds(on)): Typically around 0.14 ohms, ensuring efficient operation with reduced power loss.
4. High Switching Speed: Designed for fast switching applications, it enhances efficiency in RF amplifiers and other high-frequency circuits.
5. Thermal Performance: Features a robust package that allows for effective heat dissipation, crucial for maintaining performance under load.
6. Gate Threshold Voltage: Ensures reliable turn-on characteristics with a threshold voltage around 2-4V.
7. Package Type: Usually available in TO-220 or DPAK packages for easy integration into various designs.
These attributes make the BLF404 ideal for RF amplification and power management applications in consumer electronics and industrial equipment.

Pinout

The BLF404 is a high-power N-channel MOSFET designed for RF applications. It typically comes in a package with 8 pins. The pin configuration includes:
1. Gate - Controls the MOSFET.
2. Drain - The output terminal where the load is connected.
3. Source - The terminal connected to the ground or negative voltage.
4. Gate (G) - Additional gate connection for stability.
5. Source (S) - Additional source connection for improved performance.
6. Drain (D) - Additional drain connection for better thermal management.
7. Gate (G) - Another gate connection to enhance drive capability.
8. Source (S) - Another source connection for redundancy.
The primary function of the BLF404 is to switch or amplify RF signals in various applications, including transmitters and amplifiers. Its high power handling capability makes it suitable for use in communication devices.

Manufacturer

The BLF404 is manufactured by NXP Semiconductors, a global semiconductor company headquartered in Eindhoven, Netherlands. NXP specializes in designing and manufacturing a wide range of electronic components, including integrated circuits (ICs), microcontrollers, and various semiconductor products. The company focuses on various markets, including automotive, industrial, Internet of Things (IoT), mobile, and communication infrastructure. NXP is known for its innovative solutions that enhance connectivity and security in a range of applications. The BLF404 itself is a high-performance LDMOS transistor primarily used in RF (radio frequency) amplification, particularly in cellular base stations and other communication systems.

Application

The BLF404 is a high-power RF transistor primarily used in applications like RF amplifiers for VHF and UHF communications. It is suitable for shortwave transmitters, industrial RF heating, and amateur radio equipment. Its ability to operate at high frequencies makes it ideal for wireless transmission systems, radar, and broadcast applications. Additionally, it can be utilized in medical equipment for diathermy and other RF energy applications, as well as in scientific research setups requiring RF amplification.

Package

The BLF404 is typically packaged in a metal flange package, specifically the TO-220 format. This package type is designed for high-power applications, providing effective heat dissipation and robust electrical performance.