RF/Microwave Attenuators

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Part	Manufacturer	RF or Microwave Device Type	Mounting Feature	No. of Terminals	Package Body Material	Technology	Maximum Input Power (CW)	Maximum Voltage Standing Wave Ratio	Nominal Attenuation	Maximum Supply Current	Construction	Power Supplies (V)	Package Equivalence Code	Characteristic Impedance	Sub-Category	Maximum Operating Temperature	Minimum Operating Temperature	Terminal Finish	Maximum Insertion Loss	Additional Features	JESD-609 Code	Minimum Operating Frequency	Maximum Operating Frequency
HMC603QS16	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	30 dBm		15.5 dB		COMPONENT	3/5	SSOP16,.25	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	3 dB		e0	700 MHz	3800 MHz
HMC802LP3E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	30 dBm		20 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Matte Tin (Sn)	4.5 dB	TTL COMPATIBLE	e3	0 MHz	10000 MHz
HMC467LP3TR	Analog Devices	VARIABLE ATTENUATOR
HMC657LP2ETR	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY								SOLCC6,.08,25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC629LP4RTR	Analog Devices		SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS						5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC800LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS						5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC473MS8	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	8	PLASTIC/EPOXY	GAAS	29.03 dBm		29 dB		COMPONENT	3.3	TSSOP8,.19	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	3.5 dB		e0	450 MHz	2200 MHz
HMC306AMS10	Analog Devices	VARIABLE ATTENUATOR				GAAS	26.99 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.7 dB		e0	700 MHz	3800 MHz
HMC657LP2E	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY		25 dBm		15 dB		COMPONENT		SOLCC6,.08,25	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN			e3	0 MHz	25000 MHz
ADRF5720	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	CMOS	28 dBm		31.5 dB		COMPONENT	+-3.3	LCC24,.16SQ,20	50 ohm		105 Cel	-55 Cel					.009 MHz	40000 MHz
HMC307QS16GRTR	Analog Devices		SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS				6 mA		-5	SSOP16,.25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC307QS16G	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	26.02 dBm		31 dB	6 mA	COMPONENT	-5	SSOP16,.25	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.7 dB		e0	0 MHz	4000 MHz
HMC985A	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT			GAAS	30 dBm		40 dB		COMPONENT		DIE OR CHIP	50 ohm		85 Cel	-40 Cel		4 dB			20000 MHz	50000 MHz
HMC8801	Analog Devices	VARIABLE ATTENUATOR					18 dBm		27 dB		COMPONENT		DIE OR CHIP	50 ohm		85 Cel	-40 Cel		2.5 dB			0 MHz	20000 MHz
HMC424A	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	9		GAAS	25 dBm	1.67	31.5 dB	5 mA	COMPONENT	-5	DIE OR CHIP	50 ohm		85 Cel	-40 Cel		4.6 dB			100 MHz	13000 MHz
ADRF5721BCCZN	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY		27 dBm		30 dB		COMPONENT	+-3.3	LCC16,.1SQ,16	50 ohm		105 Cel	-40 Cel					.009 MHz	40000 MHz
HMC603QS16TR	Analog Devices	VARIABLE ATTENUATOR																Tin/Lead (Sn/Pb)			e0
HMC939LP4TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS				6.5 mA		+-5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC539LP3E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY		29.03 dBm		7.75 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN	1.7 dB	CMOS COMPATIBLE	e3	0 MHz	4000 MHz
HMC346LP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	18.06 dBm		27 dB		COMPONENT		LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	3.3 dB		e0	0 MHz	14000 MHz
HMC656LP2	Analog Devices	FIXED ATTENUATOR					25 dBm		10 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)			e0	0 MHz	25000 MHz
HMC470LP3RTR	Analog Devices		SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS						5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC603MS10E	Analog Devices	VARIABLE ATTENUATOR					30 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	3.1 dB		e3	700 MHz	3800 MHz
HMC424G16	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	25.05 dBm		31.5 dB	5 mA	COMPONENT	-5	QFP16,.4SQ,30	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Gold (Au) - with Nickel (Ni) barrier	3.6 dB		e4	0 MHz	3000 MHz
HMC657LP2TR	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY								SOLCC6,.08,25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC467LP3	Analog Devices	VARIABLE ATTENUATOR					30 dBm		6 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	1.2 dB		e0	0 MHz	6000 MHz
HMC346LC3BTR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	12	CERAMIC	GAAS							LCC12,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC812LC4TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	CERAMIC	GAAS							LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel		4 dB			5000 MHz	30000 MHz
HMC346ALP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	18 dBm		30 dB		COMPONENT		LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel		3.3 dB			0 MHz	14000 MHz
HMC812LC4RTR	Analog Devices		SURFACE MOUNT	24	CERAMIC	GAAS							LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC305SLP4E	Analog Devices	VARIABLE ATTENUATOR					26.02 dBm		15.5 dB		COMPONENT			50 ohm		105 Cel	-40 Cel	MATTE TIN	2.5 dB	CMOS COMPATIBLE	e3	400 MHz	7000 MHz
HMC305ALP4E	Analog Devices	VARIABLE ATTENUATOR					26.02 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	MATTE TIN	2.5 dB	CMOS COMPATIBLE	e3	700 MHz	3800 MHz
ADRF5473	Analog Devices	VARIABLE ATTENUATOR
HMC346AMS8G	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	8	PLASTIC/EPOXY	GAAS	18 dBm		32 dB		COMPONENT		SOP8,.25	50 ohm		85 Cel	-40 Cel		2.5 dB				8000 MHz
HMC425LP3TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	30 dBm		31.5 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	4.3 dB		e0	2200 MHz	8000 MHz
HMC802LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS						5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC541LP3TR	Analog Devices	VARIABLE ATTENUATOR
HMC305ALP4	Analog Devices	VARIABLE ATTENUATOR					26.02 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.5 dB	CMOS COMPATIBLE	e0	700 MHz	3800 MHz
HMC424A-SX	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	9		GAAS	25 dBm	1.67	31.5 dB	5 mA	COMPONENT	-5	DIE OR CHIP	50 ohm		85 Cel	-40 Cel		4.6 dB			100 MHz	13000 MHz
HMC8073LP3DETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY		30 dBm		31.5 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	2.2 dB	CMOS COMPATIBLE	e4	600 MHz	3000 MHz
HMC985ALP4KE	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS	30 dBm		42 dB		COMPONENT	-4	LCC24,.16SQ,20	50 ohm		85 Cel	-40 Cel		4 dB			10000 MHz	40000 MHz
HMC539LP3TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY							5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC973LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS				.3 mA		5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC629LP4ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS						5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
ADRF5740	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16		BICMOS	25 dBm		22 dB		COMPONENT	-3.3, 3.3	LCC16,.1SQ,16	50 ohm		135 Cel				CMOS COMPATIBLE		100 MHz	60000 MHz
HMC541LP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	26.99 dBm		10 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.3 dB	CMOS COMPATIBLE	e0	0 MHz	5000 MHz
HMC307QS16GERTR	Analog Devices		SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS				6 mA		-5	SSOP16,.25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC424LH5	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	12	CERAMIC	GAAS	25.05 dBm		31.5 dB		COMPONENT	-5	LCC12,.2SQ	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Gold (Au) - with Nickel (Ni) barrier	4.7 dB	HIGH RELIABILITY	e4	0 MHz	13000 MHz

RF/Microwave attenuators are electronic devices designed to reduce the strength or amplitude of an RF or microwave signal without significantly affecting its waveform. They are used in a variety of applications, including signal conditioning, power level control, and impedance matching.

There are various types of RF/Microwave attenuators, including fixed, variable, and programmable. Fixed attenuators provide a fixed amount of attenuation and are used in applications where the signal level needs to be reduced by a specific amount. Variable attenuators allow for the adjustment of the signal level by rotating a knob or sliding a lever, and are used in applications where the signal level needs to be continuously adjusted. Programmable attenuators can be controlled electronically and offer greater flexibility in adjusting the signal level.

Attenuators can be designed using different technologies, such as resistive, capacitive, and diode-based. Resistive attenuators use resistors to dissipate energy and reduce signal strength. Capacitive attenuators use capacitors to block high-frequency signals and allow low-frequency signals to pass through. Diode-based attenuators use PIN diodes or varactor diodes to control signal strength.

RF/Microwave attenuators are used in a wide range of applications, including in wireless communication systems, test and measurement equipment, radar systems, and satellite communication systems. They play an important role in controlling signal levels and ensuring the integrity of signals in these systems.