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Name: BLF175,112
Brand: Ampleon USA Inc.
SKU: BLF175,112
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Ampleon USA Inc. BLF175,112

Part No.:: BLF175,112

Manufacturer:: Ampleon USA Inc.

Package:: SOT-123A

Datasheet:: BLF175,112.pdf

Description:: RF FET NCHA 125V 20DB SOT123A

In Stock:: 3624

Quantity:: Add To Cart

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BLF175,112 Specifications

Packaging:
Tray
Series:
-
ProductStatus:
Obsolete
TransistorType:
N-Channel
Frequency:
108MHz
Gain:
20dB
Voltage-Test:
50 V
CurrentRating(Amps):
4A
NoiseFigure:
-
Current-Test:
30 mA
Power-Output:
30W
Voltage-Rated:
125 V

BLF175,112 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BLF175,112 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for BLF175,112 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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BLF175,112 information

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BLF175,112 Typical application Circuitry

The BLF175,112 is a high-power LDMOS transistor specifically engineered by NXP Semiconductors for RF power applications, including broadcast transmitters and industrial RF systems. This component is renowned for its capability to handle high power levels efficiently within the VHF frequency band.

Key Features and Specifications:

- Frequency Range: Optimized for VHF applications, making the BLF175,112 suitable for frequencies typically up to several hundred MHz.

- Output Power: The BLF175,112 is capable of outputting up to 150 watts, making it ideal for high-power applications.

- Gain: Offers a high gain of about 16 dB, which is beneficial for amplifying weak signals in broadcast environments.

- Voltage and Current Specifications: Operates under a maximum supply voltage of 28 volts, designed to handle substantial current without performance degradation.

- High Efficiency: The BLF175,112 is designed to offer high efficiency, critical in reducing thermal load and enhancing overall system performance.

Application Scenario: VHF Broadcast Transmitter

In this application, the BLF175,112 is utilized in a VHF broadcast transmitter to amplify audio and video signals for regional broadcasting.

Circuit Design Methodology:

1. Power Supply Design:

- Voltage Supply: Implement a regulated power supply to deliver a stable 28V to the BLF175,112, ensuring it operates within its optimal voltage range.

- Decoupling and Filtering: Use capacitors at the power supply lines close to the BLF175,112 to minimize noise and stabilize the voltage feed, crucial for maintaining signal integrity and transistor performance.

2. Input and Output Matching:

- Input Matching Network: Design an input matching circuit to maximize power transfer from the preceding stage to the BLF175,112, optimizing the input impedance match.

- Output Matching Network: Configure an output matching network to transfer maximum power from the BLF175,112 to the antenna, ensuring efficient energy use and minimizing signal reflections.

3. Signal Routing and Isolation:

- PCB Layout: Carefully layout the PCB to minimize RF interference, particularly focusing on isolating the BLF175,112 from sensitive components.

- Isolation Techniques: Employ RF isolators or circulators in the output stage to protect the BLF175,112 from any back reflections that might occur due to antenna mismatch.

4. Thermal Management:

- Heat Sink Installation: Attach a suitable heat sink to the BLF175,112 to effectively dissipate heat generated during operation. Consider additional cooling methods like forced air or liquid cooling for enhanced thermal management.

- Thermal Monitoring: Integrate temperature sensors near the BLF175,112 to monitor heat levels and prevent overheating through automated thermal shutdown mechanisms.

5. Testing and Validation:

- Performance Validation: Conduct rigorous testing to validate the frequency response, gain, and output power of the BLF175,112 in the final transmitter design.

- Durability Tests: Run long-term operational tests to ensure the BLF175,112 withstands the stresses of continuous operation, particularly in a broadcasting environment.

Design Considerations:

- Compliance with Regulations: Ensure that the entire transmitter setup, including the BLF175,112, complies with regulatory standards for broadcasting in terms of frequency usage and power output.

- System Integration: Integrate the BLF175,112 seamlessly with digital signal processing units and other RF components to ensure coherent operation within the transmitter.

- Reliability and Safety: Focus on reliability engineering to make sure that the BLF175,112 operates safely under all conditions, considering fail-safes and protection circuits to guard against operation outside specified limits.

The application of the BLF175,112 in a VHF transmitter showcases its robustness and suitability for high-power broadcasting tasks, highlighting its role in delivering clear, strong signals across extensive areas. This deployment not only leverages the significant output power of the BLF175,112 but also its efficiency and reliability, making it a cornerstone in modern RF power applications.

BLF175,112 FAQ

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3. Are the BLF175,112 price and inventory displayed accurate?

The price and inventory of BLF175,112 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of BLF175,112?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the BLF175,112 we delivered, we will accept the replacement or return of the BLF175,112 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of BLF175,112.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations