Overview
The BFU520XRR is a high-performance NPN silicon RF transistor manufactured by NXP USA Inc. This transistor is designed for high-speed, low-noise applications and is part of the BFU5 family of transistors. It is housed in a plastic, 4-pin dual-emitter SOT-143R package, making it suitable for surface mount technology. The BFU520XRR is AEC-Q101 qualified, ensuring its reliability in automotive and other demanding environments.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Collector-Base Voltage (VCB) | Open Emitter | - | - | 24 | V |
| Collector-Emitter Voltage (VCE) | Open Base | - | - | 12 | V |
| Emitter-Base Voltage (VEB) | Open Collector | - | - | 2 | V |
| Collector Current (IC) | - | 5 | - | 30 | mA |
| Total Power Dissipation (Ptot) | Tsp ≤ 87°C | - | - | 450 | mW |
| DC Current Gain (hFE) | IC = 5 mA; VCE = 8 V | 60 | 95 | 200 | - |
| Transition Frequency (fT) | IC = 10 mA; VCE = 8 V; f = 900 MHz | - | 10.5 | - | GHz |
| Junction Temperature (Tj) | - | -40 | - | 150 | °C |
Key Features
- Low noise, high breakdown RF transistor with a minimum noise figure (NFmin) of 0.65 dB at 900 MHz.
- AEC-Q101 qualified for automotive applications, ensuring high reliability.
- Maximum stable gain of 20 dB at 900 MHz.
- 11 GHz fT silicon technology for high-speed applications.
- Built-in ESD protection diode to safeguard against electrostatic discharge events.
- Suitable for small signal to medium power applications up to 2 GHz.
Applications
- Broadband amplifiers up to 2 GHz.
- Low noise amplifiers for ISM (Industrial, Scientific, and Medical) applications.
- ISM band oscillators.
- Applications requiring high supply voltages and high breakdown voltages.
- Specific examples include 433 MHz and 866 MHz ISM band low noise amplifiers (LNAs).
Q & A
- What is the transistor type of the BFU520XRR? The BFU520XRR is an NPN silicon RF transistor.
- What is the maximum collector-emitter voltage of the BFU520XRR? The maximum collector-emitter voltage is 12 V.
- What is the maximum total power dissipation of the BFU520XRR? The maximum total power dissipation is 450 mW.
- Is the BFU520XRR AEC-Q101 qualified? Yes, the BFU520XRR is AEC-Q101 qualified.
- What is the transition frequency (fT) of the BFU520XRR? The transition frequency is 10.5 GHz.
- What package type does the BFU520XRR use? The BFU520XRR is housed in a 4-pin SOT-143R package.
- Does the BFU520XRR have built-in ESD protection? Yes, it features a built-in ESD protection diode.
- What are some typical applications of the BFU520XRR? Typical applications include broadband amplifiers, low noise amplifiers for ISM applications, and ISM band oscillators.
- What is the minimum noise figure (NFmin) of the BFU520XRR at 900 MHz? The minimum noise figure is 0.65 dB at 900 MHz.
- Is the BFU520XRR RoHS compliant? Yes, the BFU520XRR is ROHS3 compliant.
