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
ADRF5731BCCZN	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY		26.99 dBm		30 dB		COMPONENT	+-3.3	LCC16,.1SQ,16	50 ohm		105 Cel	-40 Cel		3.5 dB	CMOS COMPATIBLE, I/P POWER-MAX(PEAK)=1.26W		100 MHz	40000 MHz
HMC468ALP3ETR	Analog Devices	VARIABLE ATTENUATOR					30 dBm		7 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	MATTE TIN	1.4 dB		e3	0 MHz	6000 MHz
PE43704B-Z	Psemi	VARIABLE ATTENUATOR					34 dBm		31 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	3.2 dB	I/P POWER-MAX(PULSE)=1.26W	e4	.009 MHz	8000 MHz
3007-2	Cobham Plc	VARIABLE ATTENUATOR					30 dBm	1.3	2 dB		COAXIAL			50 ohm		65 Cel	-40 Cel			SMA-F, HIGH RELIABILITY		0 MHz	2500 MHz
46-1-34	Cobham Plc	FIXED ATTENUATOR	PANEL MOUNT		METAL		43.98 dBm	1.3	1 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	Gold (Au)		N-F; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
58-06-32	Api Technologies	FIXED ATTENUATOR
MTVA0300N09W3S	Smiths Group Plc	FIXED ATTENUATOR					23.01 dBm	1.3	3 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Tin/Lead (Sn/Pb)		HIGH RELIABILITY, I/P POWER-MAX(PEAK)=2W	e0	0 MHz	12400 MHz
HMC655LP2ETR	Analog Devices	FIXED ATTENUATOR	SURFACE MOUNT	6	PLASTIC/EPOXY								SOLCC6,.08,25		RF/Microwave Attenuators	85 Cel	-40 Cel
LCAT1001-01	Infinite Electronics International	FIXED ATTENUATOR
MTVA0500N09W3S	Smiths Group Plc	FIXED ATTENUATOR					23.01 dBm	1.3	5 dB		COMPONENT			50 ohm		150 Cel	-55 Cel	Tin/Lead (Sn/Pb)		HIGH RELIABILITY, I/P POWER-MAX(PEAK)=2W	e0	0 MHz	12400 MHz
1-60	Cobham Plc	FIXED ATTENUATOR					36.99 dBm	1.25	60 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD		N-F; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	12400 MHz
LCAT1001-02	Infinite Electronics International	FIXED ATTENUATOR
3007-4	Cobham Plc	VARIABLE ATTENUATOR					30 dBm	1.3	4 dB		COAXIAL			50 ohm		65 Cel	-40 Cel			SMA-F, HIGH RELIABILITY		0 MHz	2500 MHz
44-30	Cobham Plc	FIXED ATTENUATOR					36.99 dBm	1.25	30 dB		COAXIAL			50 ohm		85 Cel	-50 Cel	GOLD		N-F; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
PCA-T20	Api Technologies	FIXED ATTENUATOR	SURFACE MOUNT	3			31.76 dBm	1.5	20 dB		COMPONENT		DIE OR CHIP	50 ohm		150 Cel	-55 Cel					0 MHz	12400 MHz
PCAT-20	Cobham Plc	FIXED ATTENUATOR					31.76 dBm	1.35	20 dB		COMPONENT			50 ohm		150 Cel	-55 Cel					0 MHz	12400 MHz
HMC472ALP4E	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	GAAS	28 dBm	1.22	31.5 dB		COMPONENT	5	LCC24,.16SQ,20		RF/Microwave Attenuators	85 Cel	-40 Cel	MATTE TIN	3 dB		e3	0 MHz	3800 MHz
M3933/25-36S	Defense Logistics Agency	FIXED ATTENUATOR					33.01 dBm	1.25	10 dB		COAXIAL			50 ohm		125 Cel	-55 Cel			SMA-F; SMA-M, I/P POWER-MAX(PEAK)=500W		0 MHz	12400 MHz
R411.820.121	Radiall S A	FIXED ATTENUATOR					33.01 dBm	1.35	20 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	Gold (Au) - with Nickel (Ni) barrier		SMA-F; SMA-M, I/P POWER-MAX(PEAK)=100W	e4	0 MHz	18000 MHz
R411820121	Radiall S A	FIXED ATTENUATOR					33.01 dBm	1.35	20 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	Gold (Au) - with Nickel (Ni) barrier		SMA	e4	0 MHz	18000 MHz
1-2	Cobham Plc	FIXED ATTENUATOR					40 dBm	1.25	2 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD		N-F; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	12400 MHz
24-10-13	Cobham Plc	FIXED ATTENUATOR					46.99 dBm	1.3	10 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD		2.92 MM-F; N-F, I/P POWER-MAX(PEAK)=5000W, MODE FREE OPERATION TO 10 GHZ	e4	0 MHz	8500 MHz
R411.806.124	Radiall S A	FIXED ATTENUATOR	PANEL MOUNT				30 dBm	1.3	6 dB		COAXIAL									SMA; I/P POWER-MAX(PEAK)=100W		0 MHz	3000 MHz
R411806124	Radiall S A	FIXED ATTENUATOR					30 dBm	1.3	6 dB		COAXIAL			50 ohm		85 Cel	-40 Cel			SMA-F; SMA-M, I/P POWER-MAX(PEAK)=100W		0 MHz	6000 MHz
87-5	Cobham Plc	FIXED ATTENUATOR					33.01 dBm	1.25	5 dB		COAXIAL			50 ohm		100 Cel	-55 Cel	GOLD		2.92 MM-F; 2.92 MM-M, I/P POWER-MAX(PEAK)=500W	e4	0 MHz	32000 MHz
PE43712B-Z	Psemi	VARIABLE ATTENUATOR	SURFACE MOUNT	32	PLASTIC/EPOXY	CMOS	23.01 dBm		31 dB	.2 mA	COMPONENT	3.3	LCC32,.2SQ,20	50 ohm		105 Cel	-40 Cel	NICKEL PALLADIUM GOLD	2.8 dB	I/P POWER-MAX(PULSE)=0.63W	e4	.009 MHz	6000 MHz
55-5	Cobham Plc	FIXED ATTENUATOR					36.99 dBm	1.35	5 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD		TNC-F; TNC-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	18000 MHz
ADRF5731BCCZN-R7	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	16	PLASTIC/EPOXY		26.99 dBm		30 dB		COMPONENT	+-3.3	LCC16,.1SQ,16	50 ohm		105 Cel	-40 Cel		3.5 dB	CMOS COMPATIBLE, I/P POWER-MAX(PEAK)=1.26W		100 MHz	40000 MHz
DAT-31R5-SN+	Mini-circuits	VARIABLE ATTENUATOR	SURFACE MOUNT	20	PLASTIC/EPOXY	CMOS	23.98 dBm	1.5	31.5 dB	.1 mA	COMPONENT	+-3	LCC20,.16SQ,20	50 ohm	RF/Microwave Attenuators	85 Cel	-40 Cel	Tin (Sn)	2.4 dB		e3	0 MHz	2400 MHz
ADRF5720BCCZN-R7	Analog Devices	VARIABLE ATTENUATOR	SURFACE MOUNT	24	PLASTIC/EPOXY	CMOS	27.99 dBm		31.5 dB		COMPONENT	+-3.3	LCC24,.16SQ,20	50 ohm		105 Cel	-40 Cel	NICKEL PALLADIUM GOLD		CMOS COMPATIBLE, I/P POWER-MAX(PEAK)=1.26W	e4	.009 MHz	40000 MHz
HRF-AT4611-FL-TR	Honeywell	VARIABLE ATTENUATOR					35 dBm		31.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel		5.8 dB			0 MHz	4000 MHz
1-1	Cobham Plc	FIXED ATTENUATOR					40 dBm	1.25	1 dB		COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD		N-F; N-M, I/P POWER-MAX(PEAK)=1000W	e4	0 MHz	12400 MHz
55-4	Cobham Plc	FIXED ATTENUATOR					36.99 dBm	1.35	4 dB		COAXIAL			50 ohm		125 Cel	-55 Cel			TNC-F; TNC-M, I/P POWER-MAX(PEAK)=1000W		0 MHz	18000 MHz
PE43650A-Z	Psemi	VARIABLE ATTENUATOR
151-70	Cobham Plc	VARIABLE ATTENUATOR					30 dBm	1.35	70 dB		COAXIAL			50 ohm		75 Cel	-20 Cel		.7 dB			0 MHz	4000 MHz
23-1-3	Cobham Plc	FIXED ATTENUATOR					43.01 dBm	1.35			COAXIAL			50 ohm		125 Cel	-55 Cel	GOLD			e4	0 MHz	18000 MHz
HRF-AT4521-FL-TR	Honeywell	VARIABLE ATTENUATOR
A-0805-C-04DB	International Manufacturing Services	FIXED ATTENUATOR					20 dBm	1.3	4 dB		COMPONENT			50 ohm		125 Cel	-55 Cel	MATTE TIN OVER NICKEL		LOW NOISE	e3	0 MHz	10000 MHz
MAATCC0005-TB	M/a-com Technology Solutions	VARIABLE ATTENUATOR					33.98 dBm	2	31.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	4.2 dB		e3	0 MHz	2000 MHz
TGL4201-10	Qorvo	FIXED ATTENUATOR					20 dBm		10 dB		COMPONENT											0 MHz	40000 MHz
47-10-34	IXYS Corporation	FIXED ATTENUATOR					46.99 dBm	1.35	10 dB		COAXIAL			50 ohm		125 Cel	-55 Cel			N-F; N-M, I/P POWER-MAX(PEAK)=1000W		0 MHz	18000 MHz
PAT0510S-C-0DB-T10	Susumu	FIXED ATTENUATOR					15.05 dBm	1.3	0 dB		COMPONENT			50 ohm		125 Cel	-55 Cel	Matte Tin (Sn)			e3	0 MHz	10000 MHz
PAT0510SC0DBT10	Integrated Device Technology	FIXED ATTENUATOR					15.05 dBm	1.3	0 dB		COMPONENT			50 ohm		125 Cel	-55 Cel	Tin/Lead (Sn/Pb)			e0	0 MHz	10000 MHz
PAT0510S-C-0DB-T(10)	Yokohama Denshi Seiko	FIXED ATTENUATOR					15.05 dBm	1.3	0 dB		COMPONENT			50 ohm		125 Cel	-55 Cel					0 MHz	10000 MHz
BW-S10W2+	Mini-circuits	FIXED ATTENUATOR					33.01 dBm	1.3	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel			SMA-F; SMA-M, I/P POWER-MAX(PEAK)=125W		0 MHz	18000 MHz
BW-S10W2	Mini-circuits	FIXED ATTENUATOR					33.01 dBm	1.3	10 dB		COAXIAL			50 ohm				Tin/Lead (Sn/Pb)		SMA-F; SMA-M	e0	0 MHz	18000 MHz
BW-S10W20+	Mini-circuits	FIXED ATTENUATOR					43.01 dBm	1.4	10 dB		COAXIAL			50 ohm		100 Cel	-55 Cel			SMA-F; SMA-M		0 MHz	18000 MHz
HMC306MS10ETR	Analog Devices	VARIABLE ATTENUATOR					28.06 dBm		15.5 dB		COMPONENT			50 ohm		85 Cel	-40 Cel	Matte Tin (Sn)	2.7 dB		e3	700 MHz	3800 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.