RF/Microwave Attenuators

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Part RoHS 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

45-3-44

Cobham Plc

FIXED ATTENUATOR

56.99 dBm

1.1

3 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

N-M, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

1500 MHz

1-8

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.25

8 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

N-F; N-M, I/P POWER-MAX(PEAK)=1000W

e4

0 MHz

12400 MHz

9-6

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.6

6 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

SMA-F; SMA-M, USABLE TO 30 GHZ, I/P POWER-MAX(PEAK)=500W

0 MHz

26500 MHz

1

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.25

0 MHz

12400 MHz

82-40-13

Cobham Plc

FIXED ATTENUATOR

60 dBm

1.25

40 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD/SILVER

7/16-F; N-F, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

3000 MHz

2

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.35

0 MHz

18000 MHz

47-10-14

IXYS Corporation

FIXED ATTENUATOR

46.99 dBm

1.35

10 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

3.5 MM-F; N-M, I/P POWER-MAX(PEAK)=1000W

0 MHz

18000 MHz

32-6

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.35

6 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

SMA, HIGH RELIABILITY

e4

0 MHz

18000 MHz

MTVA0400N09S

Smiths Group Plc

FIXED ATTENUATOR

23.01 dBm

1.3

4 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

17-3

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.2

3 dB

MODULE

50 ohm

85 Cel

-50 Cel

GOLD

e4

0 MHz

18000 MHz

17-5

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.2

5 dB

MODULE

50 ohm

85 Cel

-50 Cel

GOLD

e4

0 MHz

18000 MHz

17-6

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.2

6 dB

MODULE

50 ohm

85 Cel

-50 Cel

GOLD

e4

0 MHz

18000 MHz

32-8

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.35

8 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

SMA, HIGH RELIABILITY

e4

0 MHz

18000 MHz

328

Tt Electronics Plc

FIXED ATTENUATOR

33.01 dBm

1.35

8 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

Gold (Au)

SMA, HIGH RELIABILITY

e4

0 MHz

18000 MHz

40-40-33

Cobham Plc

FIXED ATTENUATOR

51.76 dBm

1.2

40 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

N-F, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

1500 MHz

PE43711B-Z

Psemi

VARIABLE ATTENUATOR

23.01 dBm

31 dB

COMPONENT

50 ohm

105 Cel

-40 Cel

NICKEL PALLADIUM GOLD

2.8 dB

I/P POWER-MAX(PULSE)=0.63W

e4

.009 MHz

6000 MHz

41

Cobham Plc

FIXED ATTENUATOR

40 dBm

1.35

0 MHz

18000 MHz

59-3-12

Cobham Plc

FIXED ATTENUATOR

PANEL MOUNT

MIL-DTL-3933

50 dBm

1.15

3 dB

COAXIAL

50 ohm

100 Cel

-55 Cel

Gold (Au)

SMK-F; SMK-M, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

2500 MHz

66-10-34

Cobham Plc

FIXED ATTENUATOR

51.76 dBm

1.9

10 dB

COAXIAL

50 ohm

100 Cel

-55 Cel

GOLD

N-F; N-M, I/P POWER-MAX(PEAK)=1000W

e4

0 MHz

18000 MHz

82-40-11

Cobham Plc

FIXED ATTENUATOR

60 dBm

1.25

40 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

7/16-F, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

3000 MHz

17-1

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.2

1 dB

MODULE

50 ohm

85 Cel

-50 Cel

GOLD

e4

0 MHz

18000 MHz

PE43711A-Z

Psemi

VARIABLE ATTENUATOR

SURFACE MOUNT

24

CMOS

31 dBm

31 dB

.2 mA

COMPONENT

3.3

LCC24,.16SQ,20

50 ohm

105 Cel

-40 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

2.8 dB

e4

.009 MHz

6000 MHz

4102-22

Cobham Plc

FIXED ATTENUATOR

40 dBm

1.35

2 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

SMA-M, I/P POWER-MAX(PEAK)=1000W

e4

0 MHz

18000 MHz

82-40-22

Cobham Plc

FIXED ATTENUATOR

60 dBm

1.25

40 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

7/16-M, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

3000 MHz

1-4

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.25

4 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

N-F; N-M, I/P POWER-MAX(PEAK)=1000W

e4

0 MHz

12400 MHz

86-10-67

Cobham Plc

FIXED ATTENUATOR

46.99 dBm

1.3

10 dB

COAXIAL

50 ohm

90 Cel

-55 Cel

GOLD

e4

0 MHz

22000 MHz

24-3-63

Cobham Plc

FIXED ATTENUATOR

50 dBm

1.3

3 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

e4

0 MHz

8500 MHz

5403

Smiths Group Plc

FIXED ATTENUATOR

43.01 dBm

1.35

3 dB

MODULE

50 ohm

150 Cel

-55 Cel

Nickel (Ni)

I/P POWER-MAX(PEAK)=200W

0 MHz

2500 MHz

56-06

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.25

6 dB

COAXIAL

50 ohm

100 Cel

-55 Cel

GOLD

3.5 MM, I/P POWER-MAX(PEAK)=500W

e4

0 MHz

28000 MHz

32-8.5

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.35

8.5 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

SMA, HIGH RELIABILITY

e4

0 MHz

18000 MHz

4797

Lockheed Martin Microwave

VARIABLE ATTENUATOR

40 dBm

1.3

MODULE

105 Cel

1 dB

12400 MHz

18000 MHz

32-4

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.35

4 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

SMA, HIGH RELIABILITY

e4

0 MHz

18000 MHz

45-3-43

Cobham Plc

FIXED ATTENUATOR

56.99 dBm

1.1

3 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

N-F; N-M, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

1500 MHz

32-7

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.35

7 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

GOLD

SMA, HIGH RELIABILITY

e4

0 MHz

18000 MHz

47-10-44

IXYS Corporation

FIXED ATTENUATOR

46.99 dBm

1.35

10 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

N-M, I/P POWER-MAX(PEAK)=1000W

0 MHz

18000 MHz

5404

Smiths Group Plc

FIXED ATTENUATOR

43.01 dBm

1.35

4 dB

MODULE

50 ohm

150 Cel

-55 Cel

Nickel (Ni)

I/P POWER-MAX(PEAK)=200W

0 MHz

2500 MHz

HMC424ALP3ETR

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

16

GAAS

25 dBm

1.58

31.5 dB

5 mA

COMPONENT

-3/-5

LCC16,.12SQ,20

50 ohm

85 Cel

-40 Cel

4.4 dB

100 MHz

13000 MHz

HMC424ALP3E

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

16

GAAS

25 dBm

1.58

31.5 dB

5 mA

COMPONENT

-3/-5

LCC16,.12SQ,20

50 ohm

85 Cel

-40 Cel

MATTE TIN

4.4 dB

e3

100 MHz

13000 MHz

66-10-14

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-M, I/P POWER-MAX(PEAK)=1000W

e4

0 MHz

18000 MHz

47-10-21

IXYS Corporation

FIXED ATTENUATOR

46.99 dBm

1.35

10 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

3.5 MM-F; 3.5 MM-M, I/P POWER-MAX(PEAK)=1000W

0 MHz

18000 MHz

45-20-14

Cobham Plc

FIXED ATTENUATOR

PANEL MOUNT

53.98 dBm

1.1

20 dB

COAXIAL

50 ohm

125 Cel

-55 Cel

Gold (Au)

SMK 2.92 MM-F; N-M, I/P POWER-MAX(PEAK)=10000W

e4

0 MHz

1500 MHz

4796

Lockheed Martin Microwave

VARIABLE ATTENUATOR

36.99 dBm

1.7

MODULE

105 Cel

1.5 dB

7000 MHz

26500 MHz

HMC939ALP4ETR

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

24

GAAS

27 dBm

31 dB

6.5 mA

COMPONENT

+-5

LCC24,.16SQ,20

50 ohm

85 Cel

-40 Cel

8 dB

100 MHz

33000 MHz

R411.820.124

Radiall S A

FIXED ATTENUATOR

30 dBm

1.3

20 dB

COAXIAL

50 ohm

85 Cel

-40 Cel

SMA-F; SMA-M, I/P POWER-MAX(PEAK)=100W

0 MHz

6000 MHz

R411820124

Radiall S A

FIXED ATTENUATOR

30 dBm

1.3

20 dB

COAXIAL

50 ohm

85 Cel

-40 Cel

SMA

0 MHz

3000 MHz

44-4

Cobham Plc

FIXED ATTENUATOR

36.99 dBm

1.25

4 dB

COAXIAL

50 ohm

85 Cel

-50 Cel

GOLD

N-F; N-M, I/P POWER-MAX(PEAK)=1000W

e4

0 MHz

18000 MHz

6A-10

Cobham Plc

FIXED ATTENUATOR

33.01 dBm

1.2

10 dB

COAXIAL

50 ohm

125 Cel

-65 Cel

SMA-F; SMA-M, I/P POWER-MAX(PEAK)=250W

0 MHz

6000 MHz

ADRF5730BCCZN

Analog Devices

VARIABLE ATTENUATOR

27.99 dBm

31.5 dB

COMPONENT

50 ohm

105 Cel

-40 Cel

CMOS COMPATIBLE, I/P POWER-MAX(PEAK)=1.26W

100 MHz

40000 MHz

RF/Microwave Attenuators

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.