RF Amplifiers

Category Introduction

RF amplifier products are used for signal gain and buffering purposes in radio frequency applications. They differ from general purpose op amps in that they are typically suitable for use at much higher frequencies and are more inclined to provide a fixed, non-adjustable amount of gain along with input or output impedances of values that match commonly used transmission line characteristic impedance values.

Product List

18666 Items

Mfr Part #	Quantity Available	UnitPrice	Series	Packaging	Product Status	Frequency	P1dB	Gain	Noise Figure	RF Type	Voltage - Supply	Current - Supply	Test Frequency	Mounting Type	Package / Case	Supplier Device Package
BGA123N6E6327XTSA1 RF MMIC SUB 3 GHZ Infineon Technologies	729	$0.50		Tape & Reel (TR)	Active	1.55GHz ~ 1.615GHz	-12dBm	21.2dB	0.75dB	Beidou, Galileo, GLONASS, GPS	1.1V ~ 3.3V	1.45mA	1.575GHz	Surface Mount	6-XFDFN	PG-TSNP-6-2
BGA524N6E6327XTSA1 IC AMP GPS 1.55-1.615GHZ TSNP6-2 Infineon Technologies	1,120	$0.82		Tape & Reel (TR)	Active	1.55GHz ~ 1.615GHz	-16dBm	19.6dB	0.55dB	GPS/GNSS	1.5V ~ 3.3V	2.5mA	1.55GHz ~ 1.615GHz	Surface Mount	6-XFDFN	TSNP-6-2
SKY65404-31 IC AMP 802.11A/N 4.9-5.9GHZ 6QFN Skyworks Solutions Inc.	492	$1.18		Tape & Reel (TR)	Active	4.9GHz ~ 5.9GHz	-	13dB	1dB	802.11a/n	2.8V ~ 5V	-	-	Surface Mount	6-XFDFN Exposed Pad	6-QFN (1.5x1.5)
BGB741L7ESDE6327XTSA1 IC AMP CELL 50MHZ-3.5GHZ TSLP7-1 Infineon Technologies	459	$1.39		Tape & Reel (TR)	Active	50MHz ~ 3.5GHz	-6.5dBm	19.5dB	1dB	Cellular, RKE, WiFi	1.8V ~ 4V	30mA	1.5GHz	Surface Mount	6-XFDFN Exposed Pad	PG-TSLP-7-1
SKY65723-81 IC RF AMP LNA GPS/GNSS SPFS Skyworks Solutions Inc.	504	$1.61		Tape & Reel (TR)	Active	1.559GHz ~ 1.606GHz	-8dBm	16.8dB	1.6dB	BDS, Cellular, GLONASS, GNSS, GPS, PCS, WLAN	1.62V ~ 3.6V	4.2mA	1.575GHz	Surface Mount	6-DFN Exposed Pad	6-MCM (1.7x2.3)
AD8354ACPZ-REEL7 IC AMP CEL 1MHZ-2.7GHZ 8LFCSP-VD Analog Devices Inc.	71	$1.65		Tape & Reel (TR)	Active	1MHz ~ 2.7GHz	-	17.1dB	5.4dB	Cellular, LMDS, MMDS	3V, 5V	16mA ~ 31mA	2.7GHz	Surface Mount	8-VFDFN Exposed Pad, CSP	8-LFCSP-VD (3x2)
BGA614H6327XTSA1 IC RF AMP CDMA 2.4GHZ SOT343-4 Infineon Technologies	369	$1.85		Tape & Reel (TR)	Active	0Hz ~ 2.4GHz	12dBm	19dB	2.1dB	CDMA, GSM, PCS	-	-	1GHz	Surface Mount	SC-82A, SOT-343	PG-SOT343-3D
MAR-8ASM+ IC RF AMP CELLULAR 0HZ-1GHZ 4SMD Mini-Circuits	26	$2.96		Tape & Reel (TR)	Active	0Hz ~ 1GHz	12.5dBm	25dB	3.1dB	Cellular, PCN	3.7V	36mA	1GHz	Surface Mount	4-SMD, Gull Wing	-
MAAL-007304-TR3000 IC RF AMP GP 500MHZ-3GHZ SOT26 MACOM Technology Solutions	75	$2.41		Tape & Reel (TR)	Active	500MHz ~ 3GHz	-	25.5dB	0.7dB	General Purpose	3V ~ 5V	11.5mA	-	Surface Mount	SOT-23-6	SOT-26
SE2433T-R IC RF AMP ISM 2.4GHZ 12QFN Skyworks Solutions Inc.	288	$2.55		Tape & Reel (TR)	Active	2.4GHz ~ 2.48GHz	-	22dB	-	ISM	2V ~ 3.6V	50mA ~ 100mA	2.4GHz	Surface Mount	12-UFQFN Exposed Pad	12-QFN (2.5x2)
PSA-5453+ IC RF AMP CELL 50MHZ-4GHZ SC70-6 Mini-Circuits	154	$3.23		Tape & Reel (TR)	Active	50MHz ~ 4GHz	20.1dBm	10.2dB	1.6dB	Cellular, GSM, ISM, LTE, WCDMA, WiMAX, WLAN	3V	60mA	4GHz	Surface Mount	6-VSSOP, SC-88, SOT-363	SC-70-6
SKY65014-70LF IC RF AMP DBS 100MHZ-6GHZ SOT89 Skyworks Solutions Inc.	274	$2.86		Tape & Reel (TR)	Active	100MHz ~ 6GHz	18dBm	16dB	4.8dB	DBS, HLAN, WLAN	4.2V ~ 5V	120mA	7GHz	Surface Mount	TO-243AA	SOT-89-4
ERA-2SM+ IC RF AMP CELLULAR 0HZ-6GHZ 4SMD Mini-Circuits	145	$3.47		Tape & Reel (TR)	Active	0Hz ~ 6GHz	13.1dBm	10.7dB	3.4dB	Cellular, CATV, DBS, PCS, WLAN	3.2V ~ 3.6V	40mA	100MHz	Surface Mount	4-SMD, Gull Wing	-
SKY65015-70LF IC AMP DBS 100MHZ-6GHZ SOT89-3 Skyworks Solutions Inc.	179	$2.84		Tape & Reel (TR)	Active	100MHz ~ 6GHz	17dBm	18dB	4.2dB	DBS, HLAN, WLAN	5V	120mA	2GHz	Surface Mount	TO-243AA	SOT-89-3
SKY65017-70LF IC AMP DBS 100MHZ-6GHZ SOT89-3 Skyworks Solutions Inc.	80	$2.99		Tape & Reel (TR)	Active	100MHz ~ 6GHz	20dBm	20dB	5dB	DBS, HLAN, WLAN	4.5V ~ 5.5V	120mA	2GHz	Surface Mount	TO-243AA	SOT-89-3
PGA-103+ SMT LOW NOISE AMPLIFIER, 50 - 40 Mini-Circuits	211	$3.81		Tape & Reel (TR)	Active	50MHz ~ 4GHz	23.2dBm	18dB	1.5dB	CATV, Cellular, DBS, MMDS, PCS, WLAN, Wireless LAN	4.8V ~ 3V, 5.2V	97mA	4GHz	Surface Mount	TO-243AA	SOT-89
ERA-3SM+ IC RF AMP CELLULAR 0HZ-3GHZ 4SMD Mini-Circuits	99	$3.92		Tape & Reel (TR)	Active	0Hz ~ 3GHz	12.5dBm	18.5dB	2.9dB	Cellular, CATV, DBS, PCS, WLAN	3V ~ 3.4V	35mA	100MHz, 2GHz	Surface Mount	4-SMD, Gull Wing	-
PHA-1H+ IC RF AMP CATV 50MHZ-6GHZ SOT89 Mini-Circuits	26	$4.38		Tape & Reel (TR)	Active	50MHz ~ 6GHz	22.6dBm	9.6dB	3.4dB	CATV, DBS, LTE, MMDS, Wireless LAN	4.8V ~ 5.2V	132mA	2GHz	Surface Mount	TO-243AA	SOT-89
MAAL-010570-TR3000 AMPLIFIER,0.1-3.5GHZ,SOT-363 MACOM Technology Solutions	143	$3.54	MAAL-010570	Tape & Reel (TR)	Active	100MHz ~ 3.5GHz	18.6dBm	14.3dB	0.95dB	General Purpose	3V ~ 5V	60mA	2GHz	Surface Mount	6-TSSOP, SC-88, SOT-363	SC70-6LD (SOT-363)
SKY65162-70LF IC AMP LTE 400MHZ-2.7GHZ SOT89-4 Skyworks Solutions Inc.	184	$3.59		Tape & Reel (TR)	Active	400MHz ~ 2.7GHz	29dBm	23.5dB	10dB	LTE, WiMax	4.75V ~ 5.5V	188mA	400MHz	Surface Mount	TO-243AA	SOT-89-4

About RF Amplifiers

What are RF Amplifiers?

RF Amplifiers

RF Amplifiers, or Radio Frequency Amplifiers, are electronic devices designed to increase the power of radio frequency signals. They are essential components in various communication systems, ensuring that signals are strong enough to be transmitted over long distances or through obstacles. RF Amplifiers work by taking a weak input signal and using a power source to boost its amplitude without significantly altering the original signal's characteristics. This process involves the use of transistors or vacuum tubes that modulate the power supply to match the input signal's frequency, thereby amplifying it.

Types of RF Amplifiers

Low Noise Amplifiers (LNAs)

Low Noise Amplifiers are designed to amplify weak signals while minimizing the addition of noise. They are typically used at the front end of receivers to improve signal-to-noise ratios, making them ideal for applications like satellite communication and radio astronomy.

Power Amplifiers

Power Amplifiers are used to increase the power level of RF signals for transmission. They are crucial in broadcasting and telecommunications, where they ensure that signals can travel long distances. These amplifiers are characterized by their high output power and efficiency.

Linear Amplifiers

Linear Amplifiers maintain the linearity of the input signal, ensuring that the output is a faithful reproduction of the input. They are used in applications where signal distortion must be minimized, such as in audio broadcasting and high-fidelity communication systems.

Variable Gain Amplifiers (VGAs)

Variable Gain Amplifiers allow for the adjustment of gain levels, providing flexibility in signal processing. They are used in systems where signal strength varies, such as in radar and wireless communication systems.

How to choose RF Amplifiers?

When selecting an RF Amplifier, several key parameters should be considered:

Frequency Range: Ensure the amplifier supports the required frequency range for your application.
Gain: Determine the necessary gain to achieve the desired signal strength.
Noise Figure: A lower noise figure is preferable for applications requiring high sensitivity.
Output Power: Consider the maximum output power needed for effective signal transmission.
Linearity: Evaluate the linearity requirements to avoid signal distortion.

To evaluate product quality and reliability, review supplier specifications, customer reviews, and industry certifications. Consider environmental factors such as temperature and humidity, and ensure the amplifier is compatible with your installation setup, including power supply and physical space constraints.

Applications of RF Amplifiers

Telecommunications

In telecommunications, RF Amplifiers are used to boost signals in cellular networks, ensuring clear and reliable communication over long distances. They are integral in base stations and mobile devices.

Broadcasting

Broadcasting relies on RF Amplifiers to transmit audio and video signals over the airwaves. They are used in radio and television transmitters to cover wide geographic areas.

Military and Defense

RF Amplifiers are crucial in military applications, including radar systems and communication equipment, where they enhance signal strength for better detection and secure communication.

Medical Imaging

In medical imaging, particularly MRI machines, RF Amplifiers are used to enhance the signals received from the body's tissues, providing clearer and more detailed images for diagnosis.

Space Exploration

Space exploration utilizes RF Amplifiers in satellite communication systems to ensure strong signal transmission between spacecraft and ground stations, overcoming vast distances and atmospheric interference.