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
HMC425LP3	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
HMC307QS16GE	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	Matte Tin (Sn)	2.7 dB		e3	0 MHz	4000 MHz
HMC473MS8ETR	Analog Devices	VARIABLE ATTENUATOR					29 dBm		29 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	3.5 dB		e3	450 MHz	2200 MHz
HMC305ALP4TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS						3/5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC424LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	25.05 dBm		31.5 dB	5 mA	COMPONENT	-5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Matte Tin (Sn)	4.6 dB		e3	0 MHz	13000 MHz
HMC424LP3	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	25.05 dBm		31.5 dB	5 mA	COMPONENT	-5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Tin/Lead (Sn/Pb)	4.6 dB		e0	0 MHz	13000 MHz
HMC468LP3TR	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
HMC629LP4ERTR	Analog Devices		SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS						5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC941LP4	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS	26.99 dBm		15.5 dB	6.5 mA	COMPONENT	+-5	LCC24,.16SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	6.5 dB		e0	100 MHz	33000 MHz
HMC307QS16GTR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS				6 mA		-5	SSOP16,.25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC654LP2E	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY		25.05 dBm		4 dB		COMPONENT		SOLCC6,.08,25	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN			e3	0 MHz	25000 MHz
ADRF5740BCCZN-R7	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY		25 dBm	1.49	22 dB		COMPONENT	-3.3, 3.3	LCC16,.1SQ,16	50 ohm		105 Cel	-40 Cel					10 MHz	60000 MHz
HMC335G16	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	METAL	GAAS	26.02 dBm		31 dB	6 mA	COMPONENT	-5	QFP16,.45SQ,30	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Gold (Au) - with Nickel (Ni) barrier	2.8 dB		e4	0 MHz	3000 MHz
HMC624ACPSZ-EP-PT	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
HMC603MS10	Analog Devices	VARIABLE ATTENUATOR					30 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	3.1 dB		e0	700 MHz	3800 MHz
ADRF5730	Analog Devices	VARIABLE ATTENUATOR					27.99 dBm		31.5 dB		COMPONENT			50 ohm		105 Cel	-55 Cel			I/P POWER-MAX(PEAK)=1.26W		100 MHz	40000 MHz
HMC468LP3E	Analog Devices	VARIABLE ATTENUATOR					30 dBm		7 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	1.8 dB		e3	0 MHz	6000 MHz
HMC657LP2	Analog Devices	FIXED ATTENUATOR					25 dBm		15 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)			e0	0 MHz	25000 MHz
HMC424LP3TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	25.05 dBm		31.5 dB	5 mA	COMPONENT	-5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Tin/Lead (Sn85Pb15)	4.6 dB		e0	0 MHz	13000 MHz
HMC654LP2ETR	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY								SOLCC6,.08,25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC346MS8GTR	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
HMC624LFLP4ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS						5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC800LP3E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	30 dBm		10 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Matte Tin (Sn)	3.5 dB	TTL COMPATIBLE	e3	0 MHz	10000 MHz
HMC346C8	Analog Devices	VARIABLE ATTENUATOR					18.06 dBm		30 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Gold (Au) - with Nickel (Ni) barrier	3.1 dB		e4	0 MHz	8000 MHz
HMC629LP4	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	TIN LEAD	5 dB	CMOS COMPATIBLE	e0	0 MHz	6000 MHz
HMC346C8TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	8	CERAMIC	GAAS							SOP8,.3		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC425ALP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS	27 dBm		31.5 dB		COMPONENT	5	LCC16,.12SQ,20	50 ohm		85 Cel	-40 Cel	Matte Tin (Sn) - annealed	4.7 dB		e3	2200 MHz	8000 MHz
HMC939LP4	Analog Devices	VARIABLE ATTENUATOR					25.05 dBm		31 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin/Lead (Sn/Pb)	7.5 dB		e0	100 MHz	33000 MHz
HMC812LC4	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	CERAMIC	GAAS	30 dBm		30 dB		COAXIAL		LCC24,.16SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	GOLD OVER NICKEL	4 dB		e4	5000 MHz	30000 MHz
HMC939	Analog Devices	VARIABLE ATTENUATOR				GAAS	24.91 dBm		31 dB	7 mA	COMPONENT	5	DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Gold (Au)	7.5 dB		e4	100 MHz	40000 MHz
HMC470ATCPZ-EP-PT	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
HMC346G8	Analog Devices	VARIABLE ATTENUATOR					18.06 dBm		30 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Gold (Au) - with Nickel (Ni) barrier	3.5 dB		e4	0 MHz	8000 MHz
HMC658	Analog Devices	FIXED ATTENUATOR				GAAS	25.05 dBm		20 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	GOLD			e4	0 MHz	50000 MHz
HMC603QS16E	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	Matte Tin (Sn)	3 dB		e3	700 MHz	3800 MHz
HMC657	Analog Devices	FIXED ATTENUATOR				GAAS	25.05 dBm		15 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	GOLD			e4	0 MHz	50000 MHz
HMC467LP3E	Analog Devices	VARIABLE ATTENUATOR					30 dBm		6 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	1.2 dB		e3	0 MHz	6000 MHz
HMC346LP3E	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	Matte Tin (Sn)	3.3 dB		e3	0 MHz	14000 MHz
HMC801LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS						5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC812ALC4	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	CERAMIC	GAAS	30 dBm		35 dB		COMPONENT		LCC24,.16SQ,20	50 ohm		85 Cel	-40 Cel	GOLD OVER NICKEL			e4	5000 MHz	30000 MHz
HMC939LP4E	Analog Devices	VARIABLE ATTENUATOR					25.05 dBm		31 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn) - with Nickel (Ni) barrier	7.5 dB		e3	100 MHz	33000 MHz
HMC629LP4TR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS						5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC658LP2TR	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY								SOLCC6,.08,25		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC650	Analog Devices	FIXED ATTENUATOR				GAAS			0 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Gold (Au)			e4	0 MHz	50000 MHz
HMC941A	Analog Devices	VARIABLE ATTENUATOR		9		GAAS	27 dBm		15.5 dB	7 mA	COMPONENT	+-5	DIE OR CHIP	50 ohm		85 Cel	-55 Cel		5.1 dB			100 MHz	30000 MHz
HMC307QS16GETR	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	Matte Tin (Sn)	2.7 dB		e3	0 MHz	4000 MHz
HMC473MS8TR	Analog Devices	VARIABLE ATTENUATOR
HMC941LP4ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS				6.5 mA		+-5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC651	Analog Devices	FIXED ATTENUATOR				GAAS			0 dB		COMPONENT		DIE OR CHIP	50 ohm	RF/Microwave Attenuators	85 Cel	-55 Cel	Gold (Au)			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.