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
HMC425ALP3E	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	MATTE TIN	4.3 dB		e3	2200 MHz	8000 MHz
HMC8073LP3DE	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
SKY12348-350LF	Skyworks Solutions	VARIABLE ATTENUATOR						30 dBm		15 dB		COMPONENT			50 ohm		85 Cel	-40 Cel		1.4 dB			100 MHz	3000 MHz
HMC539LP3ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY								5	LCC16,.12SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel
HMC346MS8GETR	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	Matte Tin (Sn)	2.5 dB		e3	0 MHz	8000 MHz
AA116-72LF	Skyworks Solutions	VARIABLE ATTENUATOR	SURFACE MOUNT	5	PLASTIC/EPOXY	GAAS		30 dBm		15 dB		COMPONENT	3	TSOP5/6,.11,37	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin (Sn)	.5 dB		e3	4 MHz	2000 MHz
HMC1019ALP4E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS		27 dBm		15.5 dB	6.5 mA	COMPONENT	+-5	LCC24,.16SQ,20	50 ohm		85 Cel	-40 Cel	MATTE TIN	6.5 dB	CMOS COMPATIBLE	e3	100 MHz	30000 MHz
HMC792ALP4E	Analog Devices	VARIABLE ATTENUATOR						28.98 dBm		15.75 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	MATTE TIN	4 dB	CMOS COMPATIBLE	e3	0 MHz	6000 MHz
HMC939LP4ETR	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS		25.05 dBm		31 dB	6.5 mA	COMPONENT	+-5	LCC24,.16SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Matte Tin (Sn)	8.5 dB		e3	100 MHz	33000 MHz
M3933/25-62N	Defense Logistics Agency	FIXED ATTENUATOR						33.01 dBm	1.35	2 dB		COAXIAL			50 ohm		125 Cel	-55 Cel			SMA-F; SMA-M, I/P POWER-MAX(PEAK)=500W		0 MHz	18000 MHz
34-20-12	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT					43.98 dBm	1.2	20 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	Gold (Au)		SMK 2.92 MM-F; SMK 2.92 MM-M, I/P POWER-MAX(PEAK)=5000W	e4	0 MHz	4000 MHz
ATN3590-04	Skyworks Solutions	FIXED ATTENUATOR						33.01 dBm		4 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Gold (Au)			e4	0 MHz	40000 MHz
SKY12325-350LF	Skyworks Solutions	VARIABLE ATTENUATOR						30 dBm		7 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	TIN	1.5 dB		e3	500 MHz	6000 MHz
SKY12347-362LF	Skyworks Solutions	VARIABLE ATTENUATOR						30 dBm		31.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel		2.2 dB	CMOS COMPATIBLE		0 MHz	3000 MHz
290-20-43	Api Technologies	FIXED ATTENUATOR	PANEL MOUNT					53.98 dBm	1.6	20 dB		COAXIAL			50 ohm				Gold (Au)		N-F; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
2A-5	Cobham Plc	FIXED ATTENUATOR						33.01 dBm	1.15	5 dB		COAXIAL			50 ohm		125 Cel	-65 Cel	GOLD		SMA-F; SMA-M, I/P POWER-MAX(PEAK)=250W	e4	0 MHz	2500 MHz
2B-3	Cobham Plc	FIXED ATTENUATOR						33.01 dBm	1.15	3 dB		COAXIAL			50 ohm		125 Cel	-65 Cel	GOLD		SMA-F; SMA-M, I/P POWER-MAX(PEAK)=250W	e4	0 MHz	2500 MHz
34-20-14	Cobham Plc	FIXED ATTENUATOR
40-10-23	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT				MIL-C-39012; MIL-DTL-3933	51.76 dBm	1.1	10 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	Gold (Au)		N-F; SMK-M, I/P POWER-MAX(PEAK)=10000W; MIL-STD-348	e4	0 MHz	1500 MHz
90-30-22	Cobham Plc	FIXED ATTENUATOR						46.99 dBm	1.3	30 dB		COAXIAL			50 ohm		125 Cel	-55 Cel			3.5 MM-M, I/P POWER-MAX(PEAK)=1000W		0 MHz	18000 MHz
ATN3580-01	Skyworks Solutions	FIXED ATTENUATOR						30 dBm		1 dB		COMPONENT		DIE OR CHIP		RF/Microwave Attenuators	150 Cel	-55 Cel					100 MHz	40000 MHz
ATN3590-00	Skyworks Solutions	FIXED ATTENUATOR						33.01 dBm		0 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Gold (Au)			e4	0 MHz	40000 MHz
ATN3590-02	Skyworks Solutions	FIXED ATTENUATOR						33.01 dBm		2 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Gold (Au)			e4	0 MHz	40000 MHz
ATN3590-20	Skyworks Solutions	FIXED ATTENUATOR						33.01 dBm		20 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Gold (Au)			e4	0 MHz	40000 MHz
SKY12239-11	Skyworks Solutions	VARIABLE ATTENUATOR
SKY12408-321LF	Skyworks Solutions	VARIABLE ATTENUATOR
55-3	Cobham Plc	FIXED ATTENUATOR						36.99 dBm	1.35	3 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD		TNC-F; TNC-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
AA104-73LF	Skyworks Solutions	VARIABLE ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY	GAAS		30 dBm	2	32 dB		COMPONENT	3/5	TSOP6,.11,37	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Matte Tin (Sn)	1.3 dB		e3	.3 MHz	2500 MHz
AT65-0233	TE Connectivity		SURFACE MOUNT	16	PLASTIC/EPOXY	GAAS					.4 mA		5,-5/-8	SOP16,.25		RF/Microwave Attenuators	85 Cel	-40 Cel
ATN3580-03	Skyworks Solutions	FIXED ATTENUATOR						30 dBm		3 dB		COMPONENT		DIE OR CHIP		RF/Microwave Attenuators	150 Cel	-55 Cel					100 MHz	40000 MHz
ATN3580-07	Skyworks Solutions	FIXED ATTENUATOR						30 dBm		7 dB		COMPONENT		DIE OR CHIP		RF/Microwave Attenuators	150 Cel	-55 Cel					100 MHz	40000 MHz
ATN3590-01	Skyworks Solutions	FIXED ATTENUATOR						33.01 dBm		1 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Gold (Au)			e4	0 MHz	40000 MHz
ATN3590-03	Skyworks Solutions	FIXED ATTENUATOR						33.01 dBm		3 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Gold (Au)			e4	0 MHz	40000 MHz
HRF-AT4511-FL-TR	Honeywell	VARIABLE ATTENUATOR
HRF-AT4610-FL-TR	Honeywell	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	CMOS		35 dBm	1.58	31.5 dB	.05 mA	COMPONENT	5	LCC24,.16SQ,20	50 ohm		85 Cel	-40 Cel	SILVER FLASH OVER NICKEL PALLADIUM GOLD	5.8 dB			0 MHz	4000 MHz
SKY12322-86LF	Skyworks Solutions	VARIABLE ATTENUATOR						30 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel		3.5 dB			500 MHz	4000 MHz
SKY12338-337LF	Skyworks Solutions	FIXED ATTENUATOR						44.31 dBm		18 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Tin (Sn)	1.5 dB		e3	350 MHz	4000 MHz
SKY12343-364LF	Skyworks Solutions	VARIABLE ATTENUATOR						25.05 dBm		31.75 dB		COMPONENT			50 ohm		85 Cel	-40 Cel		3 dB	CMOS COMPATIBLE		100 MHz	4000 MHz
SKY12355-337LF	Skyworks Solutions	VARIABLE ATTENUATOR
66-10-31	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT					51.76 dBm	1.9	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel	Gold (Au)		3.5 MM-F; N-F, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
3205-1	Cobham Plc	VARIABLE ATTENUATOR						30 dBm	1.35	70 dB		COAXIAL			50 ohm		71 Cel	-55 Cel	SILVER	3.3 dB	SMA-F, TTL COMPATIBLE	e4	0 MHz	2000 MHz
46-1-21	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT		METAL			43.98 dBm	1.3	1 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	Gold (Au)		3.5 MM-F; 3.5 MM-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
66-10-11	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT					51.76 dBm	1.9	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel	Gold (Au)		3.5 MM-F, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
66-10-23	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT					51.76 dBm	1.9	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel	Gold (Au)		3.5 MM-M; N-F, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
66-10-24	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT					51.76 dBm	1.9	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel	Gold (Au)		3.5 MM-M; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
66-10-32	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT					51.76 dBm	1.9	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel	Gold (Au)		3.5 MM-M; N-F, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
779-7	Lockheed Martin Microwave	FIXED ATTENUATOR						33.01 dBm	1.4			MODULE											0 MHz	18000 MHz
ADRF5721BCCZN-R7	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

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.