RF/Microwave Attenuators

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Part	Manufacturer	RF or Microwave Device Type	Mounting Feature	No. of Terminals	Package Body Material	Technology	Screening Level	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
HMC712ALP3C	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS		30 dBm		28 dB		COMPONENT		LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel					5000 MHz	26500 MHz
HMC271ALP4ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS							3/5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC712LP3CERTR	Analog Devices		SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS								LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC-C025	Analog Devices	VARIABLE ATTENUATOR						25 dBm		31.5 dB		COAXIAL			50 ohm		85 Cel	-55 Cel	Gold (Au) - with Nickel (Ni) barrier	6 dB	SMA	e4	0 MHz	13000 MHz
HMC-VVD106	Analog Devices	VARIABLE ATTENUATOR								21 dB		COMPONENT			50 ohm		85 Cel	-55 Cel	Gold (Au)	2 dB		e4	36000 MHz	50000 MHz
HMC290ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY	GAAS		28 dBm		6 dB		COMPONENT	3/5	TSOP6,.11,37	50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	1.2 dB		e3	700 MHz	4000 MHz
HMC273MS10GTR	Analog Devices	VARIABLE ATTENUATOR
HMC-C584	Analog Devices	VARIABLE ATTENUATOR						25.05 dBm		35 dB		MODULE			50 ohm		85 Cel	-55 Cel		10.5 dB	CMOS COMPATIBLE		100 MHz	40000 MHz
HMC759LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	BICMOS					1 mA		5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
ADH941-000C	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	9			MIL-PRF-38534 Class K	27 dBm	1.43	15.5 dB	6 mA	COMPONENT	+-5	DIE OR CHIP			85 Cel	-55 Cel		4.8 dB			100 MHz	30000 MHz
HMC288MS8	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	8	PLASTIC/EPOXY	GAAS		28.06 dBm		14 dB		COMPONENT	3/5	TSSOP8,.19	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.3 dB		e0	700 MHz	3700 MHz
HMC273MS10GE	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	10	PLASTIC/EPOXY	GAAS		30 dBm		31 dB		COMPONENT	3/5	TSSOP10,.19,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN	4.4 dB		e3	700 MHz	3800 MHz
HMC-C018	Analog Devices	VARIABLE ATTENUATOR						25 dBm		31.5 dB		COAXIAL			50 ohm		85 Cel	-55 Cel	Gold (Au) - with Nickel (Ni) barrier	6 dB	SMA, CMOS COMPATIBLE	e4	0 MHz	13000 MHz
HMC291TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY	GAAS		28 dBm		12 dB		COMPONENT	3/5	TSOP6,.11,37	50 ohm		85 Cel	-40 Cel		1.6 dB			700 MHz	4000 MHz
HMC288MS8E	Analog Devices	VARIABLE ATTENUATOR						28.06 dBm		14 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	2.3 dB		e3	700 MHz	3700 MHz
HMC291E	Analog Devices	VARIABLE ATTENUATOR						28.06 dBm		12 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	1.6 dB		e3	700 MHz	4000 MHz
HMC1019LP4E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS		26.99 dBm		31 dB	6.5 mA	COMPONENT	+-5	LCC24,.16SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Matte Tin (Sn)	6.5 dB	CMOS COMPATIBLE	e3	100 MHz	30000 MHz
HMC712ALP3CE	Analog Devices	VARIABLE ATTENUATOR						30 dBm		27 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	MATTE TIN	5.7 dB		e3	5000 MHz	26500 MHz
HMC273AMS10GE	Analog Devices	VARIABLE ATTENUATOR						26.02 dBm		31 dB		COMPONENT					85 Cel	-40 Cel	MATTE TIN	3.5 dB		e3	700 MHz	3800 MHz
ADH424-701G16	Analog Devices	VARIABLE ATTENUATOR
QPO-2L	Analog Devices	VARIABLE ATTENUATOR								30 dB		COMPONENT					100 Cel	-40 Cel			LOW NOISE		.001 MHz	.5 MHz
ADH424-701LH5	Analog Devices	VARIABLE ATTENUATOR
HMC424AG16	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	CERAMIC	GAAS		24.5 dBm		31.5 dB		COMPONENT	-5	QFP16,.45SQ,30	50 ohm		85 Cel	-40 Cel		3.6 dB				3000 MHz
HMC346ALP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS		18 dBm	1.92	30 dB		COMPONENT		LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel	Matte Tin (Sn) - annealed	3.2 dB		e3	0 MHz	14000 MHz
HMC346MS8G	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	8	PLASTIC/EPOXY	GAAS		18.06 dBm		32 dB		COMPONENT		TSSOP8,.19	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.5 dB		e0	0 MHz	8000 MHz
HMC655	Analog Devices	FIXED ATTENUATOR				GAAS		26.02 dBm		6 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	GOLD			e4	0 MHz	50000 MHz
HMC985	Analog Devices	VARIABLE ATTENUATOR						30 dBm		40 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Gold (Au)	4.5 dB		e4	20000 MHz	50000 MHz
HMC539LP3	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	Tin/Lead (Sn/Pb)	1.7 dB	CMOS COMPATIBLE	e0	0 MHz	4000 MHz
HMC470LP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS		26.99 dBm		31 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	TIN LEAD	2 dB	CMOS COMPATIBLE	e0	0 MHz	3000 MHz
HMC653LP2E	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY			26.02 dBm		3 dB		COMPONENT		SOLCC6,.08,25	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN			e3	0 MHz	25000 MHz
HMC973LP3E	Analog Devices	VARIABLE ATTENUATOR						28.98 dBm		28 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	8 dB		e3	500 MHz	6000 MHz
HMC941LP4TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS					6.5 mA		+-5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC425LP3ETR	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	Matte Tin (Sn)	4.3 dB		e3	2200 MHz	8000 MHz
HMC470ATCPZ-EP-RL7	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY			25 dBm		31 dB		COMPONENT	3/5	LCC16,.12SQ,20	50 ohm		125 Cel	-55 Cel		2 dB	CMOS COMPATIBLE		100 MHz	3000 MHz
HMC624ACPSZ-EP-RL7	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS		25 dBm		31.5 dB		COMPONENT	3/5	LCC24,.16SQ,20			105 Cel	-55 Cel		3.8 dB			100 MHz	6000 MHz
HMC468LP3	Analog Devices	VARIABLE ATTENUATOR						30 dBm		7 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	1.8 dB		e0	0 MHz	6000 MHz
HMC470LP3ERTR	Analog Devices		SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS							5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC629LP4E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS		27.99 dBm		45 dB		COMPONENT	5	LCC24,.16SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN	5 dB	CMOS COMPATIBLE	e3	0 MHz	6000 MHz
HMC540LP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS		29 dBm		15 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	2.6 dB	CMOS COMPATIBLE	e0	0 MHz	5500 MHz
HMC305ALP4ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS							3/5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC424LH5TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	12	CERAMIC	GAAS							-5	LCC12,.2SQ		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC973ALP3E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS		29 dBm		31 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel	MATTE TIN			e3	500 MHz	5000 MHz
HMC425ALP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS		30 dBm		31.5 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel		4.3 dB			2200 MHz	8000 MHz
HMC654	Analog Devices	FIXED ATTENUATOR				GAAS		25.05 dBm		4 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	GOLD			e4	0 MHz	50000 MHz
HMC658LP2	Analog Devices	FIXED ATTENUATOR						25 dBm		20 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)			e0	0 MHz	25000 MHz
HMC472ALP4	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS		28 dBm	1.22	31.5 dB		COMPONENT	5	LCC24,.16SQ,20			85 Cel	-40 Cel		3 dB			0 MHz	3800 MHz
HMC425	Analog Devices	VARIABLE ATTENUATOR				GAAS		30 dBm		31.5 dB		COMPONENT			50 ohm		85 Cel	-55 Cel	Gold (Au)	4 dB		e4	2400 MHz	8000 MHz
HMC656	Analog Devices	FIXED ATTENUATOR				GAAS		25.05 dBm		10 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	GOLD			e4	0 MHz	50000 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.