Overview
The BFR92A,235 is an NPN 5 GHz wideband transistor manufactured by NXP USA Inc. This transistor is designed for high-frequency applications and is packaged in a TO-236AB (SOT-23) surface-mounted package. Although the BFR92A is no longer in production, it remains relevant for existing designs and maintenance of older systems.
Key Specifications
| Parameter | Value |
|---|---|
| Transistor Type | NPN |
| Package | TO-236AB (SOT-23) |
| Operating Temperature (TJ) | 175°C |
| Mounting Type | Surface Mount |
| Current - Collector (Ic) (Max) | 100mA |
| Voltage - Collector Emitter Breakdown (Max) | 15V |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 25 @ 50mA, 9V |
| Frequency - Transition | 5GHz |
| Power - Max | 500mW |
| Noise Figure (dB Typ @ f) | 3.5dB @ 800MHz |
Key Features
- NPN bipolar junction transistor (BJT) designed for high-frequency applications up to 5 GHz.
- Surface-mounted package (TO-236AB) with a compact footprint.
- High collector current and voltage ratings, suitable for various RF applications.
- Low noise figure, making it suitable for sensitive RF circuits.
- Lead-free and RoHS compliant, ensuring environmental compliance.
Applications
The BFR92A,235 is used in a variety of high-frequency applications, including:
- RF amplifiers and oscillators.
- Mixers and RF front-end circuits in communication systems.
- Other high-frequency electronic circuits requiring low noise and high gain.
Q & A
- What is the BFR92A,235 transistor used for? The BFR92A,235 is used in high-frequency applications such as RF amplifiers, oscillators, mixers, and RF front-end circuits in communication systems.
- What is the maximum operating frequency of the BFR92A,235? The BFR92A,235 operates up to 5 GHz.
- What is the package type of the BFR92A,235? The BFR92A,235 is packaged in a TO-236AB (SOT-23) surface-mounted package.
- What are the maximum collector current and voltage ratings of the BFR92A,235? The maximum collector current is 100mA, and the maximum collector-emitter breakdown voltage is 15V.
- Is the BFR92A,235 lead-free and RoHS compliant? Yes, the BFR92A,235 is lead-free and RoHS compliant.
- What is the noise figure of the BFR92A,235? The noise figure is typically 3.5dB at 800MHz.
- What is the maximum power dissipation of the BFR92A,235? The maximum power dissipation is 500mW.
- Is the BFR92A,235 still in production? No, the BFR92A is no longer manufactured but can still be sourced from inventory or distributors.
- What is the DC current gain (hFE) of the BFR92A,235? The DC current gain (hFE) is minimum 25 at 50mA and 9V.
- What are some common applications of RF BJTs like the BFR92A,235? Common applications include RF amplifiers, oscillators, mixers, and RF front-end circuits in communication systems.
