| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Skyworks Solutions, Inc. |
IC AMP GP 1.805GHZ-1.88GHZ 16MCM |
238035000 |
|
 |
NXP Semiconductors |
IC AMP CELL 40MHZ-3.6GHZ SOT89-4 |
256 |
|
 |
Metelics (MACOM Technology Solutions) |
OUTLINE,AMPLIFIER,SURFACE MOUNT, |
10 |
|
 |
Analog Devices, Inc. |
+2.8V, SINGLE-SUPPLY, CELLULAR-B |
85000 |
|
 |
Maxim Integrated |
IC RF AMP AM FM 162.5MHZ 24TQFN |
0 |
|
 |
Analog Devices, Inc. |
IC RF AMP GP 5GHZ-18GHZ 16SMT |
834 |
|
 |
Analog Devices, Inc. |
IC AMP GP 400MHZ-2.2GHZ 16QSOP |
61 |
|
 |
Analog Devices, Inc. |
IC OSC VCO WIDEBAND 24SMD |
0 |
|
 |
Analog Devices, Inc. |
IC RF AMP 200MHZ-22GHZ DIE |
6 |
|
 |
Maxim Integrated |
IC AMP LTE 700MHZ-2.7GHZ 20TQFN |
1103900 |
|
 |
Analog Devices, Inc. |
GENERAL-PURPOSE AMPLIFIER |
2000 |
|
 |
Renesas Electronics America |
NARROW BAND LOW POWER AMPLIFIER |
93000 |
|
 |
Analog Devices, Inc. |
RF AMPLIFIER 17GHZ-24GHZ 24TFQFN |
48 |
|
 |
Metelics (MACOM Technology Solutions) |
AMPLIFIER,TRANSISTIVE FEEDBACK |
10 |
|
 |
Metelics (MACOM Technology Solutions) |
AMPLIFIER,COUPLER FEEDBACK |
18 |
|
 |
Texas Instruments |
WIDE BAND MEDIUM POWER AMPLIFIER |
23471 |
|
 |
NXP Semiconductors |
IC AMP LTE 1.805-2.17GHZ 6XSON |
4950 |
|
 |
Freescale Semiconductor, Inc. (NXP Semiconductors) |
RF AND BASEBAND CIRCUIT, PDFM14 |
2169 |
|
 |
Analog Devices, Inc. |
IC RF AMP VSAT 2GHZ-20GHZ DIE |
250 |
|
 |
Skyworks Solutions, Inc. |
IC AMP 802.11A 5.15-5.75GHZ QFN |
4768 |
|
RF/IF amplifiers and RFID amplifiers are critical components in wireless communication systems, designed to boost signal strength while maintaining signal integrity. RF amplifiers operate across radio frequency (RF) and intermediate frequency (IF) bands, enabling signal transmission/reception in devices like base stations, IoT modules, and medical equipment. RFID amplifiers specialize in enhancing signals for radio frequency identification systems, ensuring reliable data exchange between readers and tags. These components are essential for modern technologies such as 5G networks, smart logistics, and contactless payment systems.
| Type | Functional Characteristics | Application Examples |
|---|---|---|
| Low Noise Amplifier (LNA) | High sensitivity, minimal added noise | RF receivers, satellite communication |
| Power Amplifier (PA) | High output power, efficiency optimization | Cellular base stations, Wi-Fi routers |
| IF Amplifier | Fixed/dynamic gain control at IF bands | Television tuners, radar systems |
| Variable Gain Amplifier (VGA) | Adjustable gain for signal conditioning | Software-defined radios, test equipment |
| RFID Reader Amplifier | Impedance matching for tag interrogation | UHF RFID readers, NFC terminals |
Typical RF amplifiers consist of: - Dielectric substrate (e.g., FR4, Rogers material) with conductive traces - Transistor elements (GaAs FETs, SiGe BJTs, or GaN HEMTs) - Impedance matching networks (LC circuits or microstrip lines) - Thermal management (heat sinks or thermal vias) - Shielded enclosure for EMI protection Modern designs integrate bias tees, directional couplers, and protection diodes.
| Parameter | Description | Importance |
|---|---|---|
| Gain (dB) | Signal amplification ratio | Determines signal reach and clarity |
| Noise Figure (dB) | Additional noise introduced | Impacts receiver sensitivity |
| Output Power (dBm) | Maximum deliverable power | Dictates transmission distance |
| Frequency Range (GHz) | Operational bandwidth | System compatibility factor |
| P1dB Compression | Linear-to-saturation threshold | Ensures signal fidelity |
| IP3 (dBm) | Intermodulation distortion resistance | Multi-signal environment performance |
| Manufacturer | Representative Product | Key Features |
|---|---|---|
| Texas Instruments | LMX2500 | Integrated synthesizer with 15dBm output power |
| Analog Devices | ADAR1000 | 4-channel mmWave beamformer for 24GHz RFID |
| STMicroelectronics | STRF79X | Highly integrated NFC/RFID transceiver |
| Nordic Semiconductor | nRF21540 | 2.4GHz front-end module with +20dB gain |
| Impinj | R4H001 | UHF Gen2 RFID reader IC with on-chip amplifier |
Key considerations include: - Frequency alignment with system requirements - Gain flatness across operational bandwidth - Thermal dissipation capabilities - Package type (QFN, BGA, or connectorized) - Environmental compliance (temperature, humidity) - Cost vs. performance trade-offs
Emerging trends include: - Transition to GaN technology for higher power density - Silicon integration for mmWave applications - AI-driven dynamic impedance matching - Energy-efficient Class-J and Doherty architectures - Convergence with photonic ICs for 6G systems