Overview
The BFU550W135, produced by NXP USA Inc., is an NPN silicon RF transistor designed for high-speed, low-noise applications. It is part of the BFU5 family of transistors and is particularly suited for small signal to medium power applications up to 2 GHz. The transistor is packaged in a plastic, 3-pin SOT323 package, making it compact and suitable for a variety of RF designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Collector Emitter Breakdown (Max) | 12 | V |
| Transistor Type | NPN | - |
| Power - Max | 450 | mW |
| Operating Temperature | -40°C to 150°C | - |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 60 @ 15mA, 8V | - |
| Current - Collector (Ic) (Max) | 50 | mA |
| Gain | 21.5dB | - |
| Frequency - Transition | 11GHz | - |
| Noise Figure (dB Typ @ f) | 0.75dB @ 900MHz | - |
| Package | SOT323 | - |
Key Features
- High-speed and low-noise performance, making it suitable for RF applications up to 2 GHz.
- Compact SOT323 package, ideal for space-constrained designs.
- High DC current gain (hFE) of 60 at 15mA and 8V, ensuring reliable amplification.
- Low noise figure of 0.75dB at 900MHz, enhancing signal quality.
- Wide operating temperature range from -40°C to 150°C, suitable for various environmental conditions.
Applications
- RF amplifiers and circuits requiring high speed and low noise.
- Wireless communication systems, including cellular networks and wireless local area networks (WLAN).
- Radar systems and other high-frequency applications.
- Automotive and aerospace applications due to its robust performance and wide temperature range.
Q & A
- What is the maximum collector-emitter breakdown voltage of the BFU550W135?
12V.
- What is the typical noise figure of the BFU550W135 at 900MHz?
0.75dB.
- What is the maximum power handling of the BFU550W135?
450mW.
- What is the package type of the BFU550W135?
SOT323.
- What is the operating temperature range of the BFU550W135?
-40°C to 150°C.
- What is the DC current gain (hFE) of the BFU550W135 at 15mA and 8V?
60.
- What are the typical applications of the BFU550W135?
RF amplifiers, wireless communication systems, radar systems, and automotive/aerospace applications.
- Is the BFU550W135 RoHS compliant?
- What is the frequency transition of the BFU550W135?
11GHz.
- What is the maximum collector current of the BFU550W135?
50mA).
