Overview
The BLF278,112 is a high-performance RF MOSFET transistor manufactured by Ampleon USA Inc. This device is designed for high-frequency applications, particularly in the range of 400 MHz to 520 MHz. It features a dual N-channel configuration, making it suitable for various RF power amplifier and switching applications. The BLF278,112 is packaged in the SOT-262A1 case style, which is a 5-pin package, and is known for its robust performance and reliability in demanding RF environments.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Ampleon USA Inc. |
| Product Type | RF FETs, MOSFETs |
| Configuration | 2 N-Channel (Dual) Common Source |
| Drain Source Voltage (Vds) | 125 V |
| Continuous Drain Current (Id) | 18 A |
| Power Dissipation (Pd) | 500 W |
| Operating Frequency Range | 400 MHz to 520 MHz |
| Package/Case | SOT-262A1 |
| No. of Pins | 5 Pins |
| Operating Temperature Max | 200°C |
| Junction Temperature Tj Max | 200°C |
| On Resistance Rds(on) | 200 mΩ |
| Voltage Vgs Max | 20 V |
| Voltage Vgs th Max | 4.5 V |
| Voltage Vgs th Min | 2 V |
Key Features
- High Power Handling: The BLF278,112 can handle up to 500 W of power dissipation, making it suitable for high-power RF applications.
- Wide Frequency Range: Operates within a frequency range of 400 MHz to 520 MHz, which is ideal for various RF communication systems.
- Dual N-Channel Configuration: Features two N-channel MOSFETs in a common source configuration, enhancing its performance in RF power amplifiers and switching circuits.
- Low On-Resistance: The device has a low on-resistance of 200 mΩ, which minimizes power losses and improves efficiency.
- Robust Package: The SOT-262A1 package ensures reliable performance and durability in demanding environments.
Applications
The BLF278,112 is widely used in various high-frequency applications, including:
- RF Power Amplifiers: Suitable for use in RF power amplifiers due to its high power handling and wide frequency range.
- Communication Systems: Used in communication systems such as base stations, broadcast transmitters, and other high-power RF equipment.
- Industrial and Medical Equipment: Applied in industrial and medical devices that require high-frequency and high-power RF components.
- Military and Aerospace: Due to its robust performance and reliability, it is also used in military and aerospace applications.
Q & A
- Q: What is the operating frequency range of the BLF278,112?
A: The BLF278,112 operates within a frequency range of 400 MHz to 520 MHz. - Q: What is the maximum power dissipation of the BLF278,112?
A: The maximum power dissipation is 500 W. - Q: What is the configuration of the BLF278,112?
A: It features a dual N-channel configuration in a common source setup. - Q: What is the package type of the BLF278,112?
A: The BLF278,112 is packaged in the SOT-262A1 case style. - Q: What is the maximum operating temperature of the BLF278,112?
A: The maximum operating temperature is 200°C. - Q: What is the on-resistance (Rds(on)) of the BLF278,112?
A: The on-resistance is 200 mΩ. - Q: Is the BLF278,112 still in production?
A: The BLF278,112 is obsolete and no longer manufactured. - Q: Where can I find detailed specifications and datasheets for the BLF278,112?
A: Detailed specifications and datasheets can be found on the official Ampleon USA Inc. website or through authorized distributors like Digi-Key and Ovaga Technologies. - Q: What kind of warranty is offered for the BLF278,112?
A: Some distributors offer a 1-year warranty on the BLF278,112, covering defects in materials and workmanship under normal use. - Q: How can I ensure the authenticity of the BLF278,112?
A: Ensure you purchase from authorized distributors or suppliers who rigorously test and verify the credentials of the manufacturers and their agents.
