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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

BFU520AVL

RF TRANS NPN 12V 10GHZ TO236AB


BFR93AR,215

RF TRANS NPN 12V 6GHZ TO236AB


BFP520FE6327

LOW-NOISE SI TRANSISTOR


BFP 182W H6327

RF BIPOLAR TRANSISTOR


MX0912B251Y

MX0912B251Y - NPN SILICON RF POW


ON5040

ON5040 - RF POWER TRANSISTOR (AM


12A02SS-TL-E

BIP PNP 0.8A 12V


BFP720FH6327

RF TRANSISTOR, X BAND, NPN


BFP740FESDH6327

RF TRANSISTOR, X BAND, NPN


BFU550WF

BFU550W - NPN WIDEBAND SILICON R


2N2369

SMALL-SIGNAL BJT


BFR92PE6530HTSA1

RF LOW-NOISE SI TRANSISTOR


2N3799

SMALL-SIGNAL BJT


NSVMMBTH81LT1G

SOT-23 PNP TRANSISTOR 20V


BF799

RF TRANSISTOR, NPN


RZ1214B35YI

RZ1214B35YI - MICROWAVE POWER TR


NESG2101M05-T1-A

NESG2101 - NPN SIGE RF TRANSISTO


NSVMMBTH81LT3G

SOT-23 PNP TRANSISTOR 20V


2SC4901YK-TR-E

2SC4731 - BIPOLAR NPN TRANSISTOR


PBR941

RF SMALL SIGNAL BIPOLAR TRANSIST


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