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Transistors - Bipolar (BJT) - RF
Transistors - Bipolar (BJT) - RF

Transistors - Bipolar (BJT) - RF

Definition:
RF Bipolar Junction Transistors (BJTs) are specialized discrete semiconductor devices designed for high-frequency signal amplification and switching in radio frequency (RF) applications. These transistors leverage the bipolar junction structure (NPN or PNP) to provide excellent gain, linearity, and noise performance in circuits operating at MHz to GHz ranges, making them essential in wireless communication, radar systems, and RF instrumentation.

Product Types:
This category includes:
- Single RF BJTs: Optimized for low-noise amplification (LNA), power amplification (PA), or general RF switching.
- RF Transistor Arrays: Multi-device configurations for balanced or differential circuits.
- Pre-matched RF BJTs: Integrated matching networks for simplified PCB design.
- High-Power RF BJTs: Designed for transmitter stages requiring robust output.

Purchasing Guidance:
1. Frequency Range: Match the transistor s transition frequency (fT) and maximum oscillation frequency (fmax) to your application s operating band.
2. Gain & Noise Figure: Prioritize low-noise models (e.g., <1dB NF) for receivers; opt for high-gain (hFE) variants for signal stages.
3. Power Handling: Ensure the collector current (IC) and power dissipation (Pd) ratings align with your load requirements.
4. Package Type: Select SMD (e.g., SOT-23) for compact designs or through-hole (TO-92) for prototyping.
5. Datasheet Metrics: Verify stability factors (K-factor), S-parameters, and thermal resistance (R JC) for reliable performance.

Ideal for RF engineers, these BJTs balance cost and performance in critical high-frequency designs. Cross-reference part numbers with industry standards (e.g., Infineon, NXP) for compatibility.

Found 1795 items

NE68139-T1-A

SAME AS 2SC4094 NPN SILICON AMPL


2SC5087R(TE85L,F)

RF TRANS NPN 12V 8GHZ SMQ


BFP193E6327HTSA1

RF TRANS NPN 12V 8GHZ SOT143-4


2N3866A PBFREE

RF TRANS NPN 30V 400MHZ TO39


MSC2295-BT1G

RF TRANS NPN 20V 150MHZ SC59


NTE161

RF TRANS NPN 45V 600MHZ TO72


MMBTH10LT1

TRANS SS VHF NPN 25V SOT23


EC4H08C-TL-H

RF TRANS NPN 3.5V 24GHZ ECSP1008


2SC5277A-2-TL-E

RF TRANS NPN 10V 8GHZ SMCP


BFR193L3E6327XTMA1

RF TRANS NPN 12V 8GHZ TSLP-3-1


MT3S113TU,LF

RF TRANS NPN 5.3V 11.2GHZ UFM


BFU550R

RF TRANS NPN 12V 11GHZ SOT143B


HFA3127B96

RF SMALL SIGNAL TRANSISTOR


2N918 PBFREE

RF TRANS NPN 15V 600MHZ TO72


PH1090-350L

RF TRANS NPN 80V


2SC5455-T1-A

2SC5455 - MD


PRF947,115

RF TRANS NPN 10V 8.5GHZ SOT323-3


BFP420FH6327XTSA1

RF TRANS NPN 5.5V 25GHZ 4TSFP


BFS17WH6327XTSA1

RF TRANS NPN 15V 1.4GHZ SOT323-3


NE85630-T1-R24-A

RF TRANS NPN 12V 4.5GHZ SOT323


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