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Name: BF998,215
Brand: NXP USA Inc.
SKU: BF998,215
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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NXP USA Inc. BF998,215

Part No.:: BF998,215

Manufacturer:: NXP USA Inc.

Package:: TO-253-4, TO-253AA

Datasheet:: BF998,215.pdf

Description:: MOSFET NCH DUAL GATE 12V SOT143B

In Stock:: 3380

Quantity:: Add To Cart

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BF998,215 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Obsolete
TransistorType:
N-Channel Dual Gate
Frequency:
200MHz
Gain:
-
Voltage-Test:
8 V
CurrentRating(Amps):
30mA
NoiseFigure:
0.6dB
Current-Test:
10 mA
Power-Output:
-
Voltage-Rated:
12 V

BF998,215 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BF998,215 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 BF998,215 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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BF998,215 information

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BF998,215 Typical application Circuitry

BF998,215

The BF998,215 is a dual-gate N-channel MOSFET designed for high-frequency applications, such as RF amplifiers, mixers, and oscillators in VHF and UHF bands. Its dual-gate structure allows for enhanced control and performance in RF circuits.

Key Applications:

1. RF Amplifiers: Used in amplifiers for VHF and UHF radio frequencies, providing gain and signal strength.

2. RF Mixers: Employed in RF mixers for frequency conversion in communication systems.

3. Oscillators: Utilized in oscillators for generating precise RF frequencies in transmitters and receivers.

Parameter Features:

- Frequency Range: Suitable for high-frequency applications in the VHF and UHF bands.

- Dual-Gate Structure: Provides better control over the gain and frequency response of the device.

- Low Noise Figure: Offers a low noise figure, making it ideal for sensitive RF applications.

Example Circuit - VHF RF Amplifier:

1. Gate 1 Biasing: Connect a biasing resistor and a DC blocking capacitor to Gate 1 (G1) of the BF998,215 to set the operating point.

2. Input Matching: Attach an input matching network to Gate 2 (G2) to optimize the impedance for the input RF signal.

3. Output Connection: Link the Drain (D) to an output matching network that connects to the load or the next stage of the circuit.

4. Source Grounding: Connect the Source (S) directly to the ground for stable operation.

Design Considerations:

- Biasing: Ensure proper biasing of both gates to achieve the desired operating point and gain without causing instability.

- Impedance Matching: Design input and output matching networks carefully to achieve maximum power transfer and optimal performance.

- Thermal Management: Consider the thermal aspects of the device, as high-frequency operation can generate heat that needs to be dissipated effectively.

- Signal Isolation: Use DC blocking capacitors to isolate the RF signal from the DC biasing voltages and to prevent any DC leakage.

In summary, the BF998,215 is a versatile dual-gate MOSFET, ideal for high-frequency RF applications like VHF/UHF amplifiers and mixers. When designing circuits with this device, it's essential to focus on proper biasing, impedance matching, thermal management, and signal isolation to ensure optimal performance and reliability in applications such as VHF RF amplifiers.

BF998,215 FAQ

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3. Are the BF998,215 price and inventory displayed accurate?

The price and inventory of BF998,215 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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6. What is the process for return or replacement of BF998,215?

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 BF998,215 we delivered, we will accept the replacement or return of the BF998,215 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 BF998,215.

(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