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NXP BFU550R Wideband RF Transistor

The BFU550 is a high-speed, low-noise NPN silicon RF transistor suited for broadband, low-noise, and medium power applications up to 2 GHz. Encased in a compact plastic 4-pin SOT143B package, it offers excellent gain and low noise figures, making it ideal for integrated RF amplifiers, ISM band oscillators, and low-noise amplifier circuits. With features such as a maximum stability gain of 21 dB at 900 MHz, a minimum noise figure of 0.7 dB at 900 MHz, and robustness under high voltages, it ensures reliable performance in demanding RF environments.

Authorized Distributors
Source:DigiKey
Part No:BFU550R
Stock:11071
Inv Date:06-09-2026
Price: Unit price: $0.57
Buy/RFQ:
Source:DigiKey
Part No:BFU550R
Stock:9000
Inv Date:06-09-2026
Price: Unit price: $0.24856
Buy/RFQ:
Part No:BFU550R
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

NXP BFU550R Wideband RF Transistor Specifications:

  • Package: Plastic SOT143B, 4-pin dual-emitter
  • Collector-Base Voltage: 24 V
  • Collector-Emitter Voltage: 12 V
  • Emitter-Base Voltage: 2 V
  • Collector Current: 50 mA
  • Total Power Dissipation: 450 mW at 87°C
  • Transition Frequency: 11 GHz
  • Maximum Power Gain: 21 dB at 900 MHz
  • Minimum Noise Figure: 0.7 dB at 900 MHz
  • Gain Stability: Max stable gain of 21 dB at 900 MHz
  • Operating Temperature Range: -55°C to +105°C
  • Storage Temperature: -65°C to +150°C
  • Compliance: AEC-Q101 qualified
  • Designed for high voltage and breakdown voltage applications

Buy the NXP BFU550 – Reliable RF Transistor for Industrial Applications

Enhance your RF design with the NXP BFU550, a high-speed, low-noise NPN silicon RF transistor. Suitable for applications up to 2 GHz, it provides robust gain, low noise figure of just 0.7 dB, and operates reliably in high-voltage, high-frequency conditions. Encased in a compact SOT143B package, the BFU550 is perfect for broadband amplifiers, ISM band oscillators, and low-noise RF modules, ensuring optimal performance and consistency across demanding RF systems.

Buy NXP BFU550 now and experience unmatched reliability and high performance in RF amplification. Ideal for broadband, low-noise, and medium power RF systems.

Frequently Asked Questions

Where can I buy NXP BFU550R?

You can click on the BUY or RFQ button to purchase BFU550R from an authorized NXP distributor.

How do I troubleshoot issues or seek technical support for part BFU550R?

You can download the BFU550R datasheet or visit the NXP website for support.

Who is the manufacturer of BFU550R?

NXP

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