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

560 Items

Mfr Part #	Quantity Available	UnitPrice	Packaging	Product Status	Frequency	P1dB	Gain	Noise Figure	RF Type	Voltage - Supply	Current - Supply	Test Frequency	Mounting Type	Package / Case	Supplier Device Package
AD8354ACPZ-REEL7 IC AMP CEL 1MHZ-2.7GHZ 8LFCSP-VD Analog Devices Inc.	480	$1.66	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)
SKY65017-70LF IC AMP DBS 100MHZ-6GHZ SOT89-3 Skyworks Solutions Inc.	240	$2.96	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
ERA-3SM+ IC RF AMP CELLULAR 0HZ-3GHZ 4SMD Mini-Circuits	211	$3.93	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	-
ADL5535ARKZ-R7 IC RF AMP GP 20MHZ-1GHZ SOT89-3 Analog Devices Inc.	14	$5.40	Tape & Reel (TR)	Active	20MHz ~ 1GHz	18.9dBm	16dB	3.2dB	General Purpose	4.5V ~ 5.5V	97mA	190MHz	Surface Mount	TO-243AA	SOT-89-3
ADL5536ARKZ-R7 IC RF AMP GP 20MHZ-1GHZ SOT89-3 Analog Devices Inc.	64	$5.35	Tape & Reel (TR)	Active	20MHz ~ 1GHz	19.7dBm	19.4dB	2.7dB	General Purpose	4.5V ~ 5.5V	105mA	380MHz	Surface Mount	TO-243AA	SOT-89-3
ERA-5SM+ IC RF AMP CATV 0HZ-4GHZ 4SMD Mini-Circuits	115	$6.67	Tape & Reel (TR)	Active	0Hz ~ 4GHz	18.4dBm	16dB	3.5dB	CATV, Cellular, DBS, PCS, WLAN	4.5V ~ 5.3V	65mA	1GHz	Surface Mount	4-SMD, Gull Wing	-
SKY67153-396LF IC RF AMP GSM 700MHZ-3.8GHZ 8DFN Skyworks Solutions Inc.	111	$6.21	Tape & Reel (TR)	Active	700MHz ~ 3.8GHz	2dBm	19dB	0.5dB	GSM, LTE, W-CDMA	3V ~ 5V	72mA	2.5GHz	Surface Mount	8-WFDFN Exposed Pad	8-DFN (2x2)
PHA-202+ IC RF AMP CATV 30MHZ-2.7GHZ 8DFN Mini-Circuits	8	$10.89	Tape & Reel (TR)	Active	30MHz ~ 2.7GHz	30.4dBm	12.7dB	5.4dB	CATV, LTE	11V	350mA	1GHz	Surface Mount	8-TDFN Exposed Pad	8-DFN (4.9x6)
ADL5324ARKZ-R7 IC AMP ISM 400MHZ-4GHZ SOT89-3 Analog Devices Inc.	50	$8.67	Tape & Reel (TR)	Active	400MHz ~ 4GHz	29.1dBm	14.6dB	3.8dB	ISM	3.15V ~ 5.25V	140mA	2.14GHz	Surface Mount	TO-243AA	SOT-89-3
HMC311SC70ETR IC RF AMP GP 0HZ-8GHZ SC70-6 Analog Devices Inc.	14	$10.62	Tape & Reel (TR)	Active	0Hz ~ 8GHz	11dBm	13dB	5dB	General Purpose	5V	74mA	-	Surface Mount	6-VSSOP, SC-88, SOT-363	SC-70-6
PMA3-83LN+ SMT LOW NOISE AMPLIFIER, 500 - 8 Mini-Circuits	4	$12.87	Tape & Reel (TR)	Active	500MHz ~ 8GHz	20.7dBm	19.2dB	2.2dB	LTE, Radar, SATCOM, UMTS, WiFi, WiMAX, WLAN	5V, 6V	77mA	2GHz	Surface Mount	12-VQFN Exposed Pad	12-MCLP (3x3)
HMC717ALP3ETR IC RF AMP LTE 4.8GHZ-6GHZ 16QFN Analog Devices Inc.	74	$13.25	Tape & Reel (TR)	Active	4.8GHz ~ 6GHz	18.5dBm	16.5dB	1.25dB	LTE, WiMax	3V ~ 5V	73mA	4.8GHz ~ 6GHz	Surface Mount	16-VFQFN Exposed Pad	16-QFN (3x3)
HMC788ALP2ETR IC RF AMP LTE 0HZ-10GHZ 6LFCSP Analog Devices Inc.	44	$19.33	Tape & Reel (TR)	Active	0Hz ~ 10GHz	18dBm	12dB	7dB	LTE, WiMax	5V	76mA	6GHz ~ 10GHz	Surface Mount	6-VDFN Exposed Pad, CSP	6-LFCSP (2x2)
HMC451LP3ETR IC RF AMP GP 5GHZ-18GHZ 16SMT Analog Devices Inc.	22	$34.60	Tape & Reel (TR)	Active	5GHz ~ 18GHz	19dBm	16dB	7dB	General Purpose	5V	150mA	-	Surface Mount	16-VFQFN Exposed Pad	16-QFN (3x3)
HMC441 IC RF AMP VSAT 6GHZ-18GHZ DIE Analog Devices Inc.	594	$0.00	Tray	Active	6GHz ~ 18GHz	20dBm	14.5dB	4.5dB	VSAT	5V	90mA	14GHz ~ 15.5GHz	Surface Mount	Die	Die
HMC903 IC RF AMP GP 6GHZ-18GHZ DIE Analog Devices Inc.	4	$45.89	Tray	Active	6GHz ~ 18GHz	16dBm	19dB	1.6dB	General Purpose	3.5V	90mA	6GHz ~ 18GHz	Surface Mount	Die	Die
HMC490LP5ETR IC RF AMP VSAT 12GHZ-16GHZ 32QFN Analog Devices Inc.	13	$69.40	Tape & Reel (TR)	Active	12GHz ~ 16GHz	25dBm	23dB	2.5dB	VSAT, DBS	5V	200mA	12GHz ~ 16GHz	Surface Mount	32-VFQFN Exposed Pad	32-QFN (5x5)
HMC943APM5E IC RF POWER AMP 32LFCSP Analog Devices Inc.	6	$89.05	Strip	Active	24GHz ~ 34GHz	33dBm	23dB	-	VSAT	4V ~ 6V	1.3A	-	Surface Mount	32-LFQFN Exposed Pad, CSP	32-LFCSP-CAV (5x5)
HMC753LP4ETR IC RF AMP GP 1GHZ-11GHZ 24SMT Analog Devices Inc.	7	$104.14	Tape & Reel (TR)	Active	1GHz ~ 11GHz	15dBm	14dB	2dB	General Purpose	5V	55mA	-	Surface Mount	24-TFQFN Exposed Pad	24-QFN (4x4)
HMC635LC4 IC RF AMP GP 18GHZ-40GHZ 24CSMT Analog Devices Inc.	7	$90.68	Strip	Active	18GHz ~ 40GHz	22dBm	18.5dB	7dB	General Purpose	5V	280mA	-	Surface Mount	24-TFCQFN Exposed Pad	24-CQFN (4x4)

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.