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

HMC539ALP3

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

16

PLASTIC/EPOXY

GAAS

29 dBm

7.75 dB

COMPONENT

3/5

LCC16,.12SQ,20

50 ohm

85 Cel

-40 Cel

TIN LEAD

1.7 dB

e0

0 MHz

4000 MHz

HMC541LP3E

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

16

PLASTIC/EPOXY

GAAS

26.99 dBm

10 dB

COMPONENT

5

LCC16,.12SQ,20

50 ohm

RF/Microwave Attenuators

85 Cel

-40 Cel

MATTE TIN

2.3 dB

CMOS COMPATIBLE

e3

0 MHz

5000 MHz

HMC346C8RTR

Analog Devices

SURFACE MOUNT

8

CERAMIC

GAAS

SOP8,.3

RF/Microwave Attenuators

85 Cel

-40 Cel

HMC346LC3B

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

12

CERAMIC

GAAS

17.99 dBm

30 dB

COMPONENT

LCC12,.12SQ,20

50 ohm

RF/Microwave Attenuators

85 Cel

-40 Cel

Gold Flash (Au) - with Nickel (Ni) barrier

3.5 dB

0 MHz

18000 MHz

HMC603QS16ETR

Analog Devices

VARIABLE ATTENUATOR

MATTE TIN

e3

HMC346ALC3B

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

12

CERAMIC

GAAS

18 dBm

24 dB

COMPONENT

LCC12,.12SQ,20

50 ohm

85 Cel

-40 Cel

GOLD OVER NICKEL

4 dB

e4

0 MHz

18000 MHz

HMC425LP3E

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

HMC653

Analog Devices

FIXED ATTENUATOR

GAAS

26.02 dBm

3 dB

COMPONENT

DIE OR CHIP

50 ohm

RF/Microwave Attenuators

85 Cel

-55 Cel

GOLD

e4

0 MHz

50000 MHz

HMC985LP4KE

Analog Devices

VARIABLE ATTENUATOR

30 dBm

30 dB

COMPONENT

50 ohm

85 Cel

-40 Cel

Matte Tin (Sn)

4.5 dB

e3

10000 MHz

40000 MHz

HMC346MS8GE

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

HMC424

Analog Devices

VARIABLE ATTENUATOR

GAAS

25.05 dBm

31.5 dB

5 mA

COMPONENT

-5

DIE OR CHIP

50 ohm

RF/Microwave Attenuators

85 Cel

-55 Cel

Gold (Au)

4.6 dB

e4

0 MHz

13000 MHz

HMC540LP3TR

Analog Devices

VARIABLE ATTENUATOR

29 dBm

15 dB

COMPONENT

50 ohm

85 Cel

-40 Cel

Tin/Lead (Sn85Pb15)

2.6 dB

CMOS COMPATIBLE

e0

0 MHz

5500 MHz

HMC473MS8E

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

8

PLASTIC/EPOXY

GAAS

29.03 dBm

29 dB

COMPONENT

3.3

TSSOP8,.19

50 ohm

RF/Microwave Attenuators

85 Cel

-40 Cel

Matte Tin (Sn)

3.5 dB

e3

450 MHz

2200 MHz

HMC470LP3TR

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 (Sn/Pb)

2 dB

CMOS COMPATIBLE

e0

0 MHz

3000 MHz

HMC346LC3BRTR

Analog Devices

SURFACE MOUNT

12

CERAMIC

GAAS

LCC12,.12SQ,20

RF/Microwave Attenuators

85 Cel

-40 Cel

HMC346

Analog Devices

VARIABLE ATTENUATOR

GAAS

17.99 dBm

32 dB

COMPONENT

50 ohm

85 Cel

-55 Cel

Gold (Au)

2.8 dB

e4

0 MHz

20000 MHz

HMC801LP3E

Analog Devices

VARIABLE ATTENUATOR

30 dBm

15 dB

COMPONENT

50 ohm

85 Cel

-40 Cel

Matte Tin (Sn)

3.5 dB

TTL COMPATIBLE

e3

0 MHz

10000 MHz

HMC468LP3ETR

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

HMC472ALP4TR

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

HMC346LP3ETR

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

HMC652LP2E

Analog Devices

FIXED ATTENUATOR

SURFACE MOUNT

6

PLASTIC/EPOXY

26.99 dBm

2 dB

COMPONENT

SOLCC6,.08,25

50 ohm

RF/Microwave Attenuators

85 Cel

-40 Cel

MATTE TIN

e3

0 MHz

25000 MHz

HMC346LP3TR

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

Tin/Lead (Sn/Pb)

3.3 dB

e0

0 MHz

14000 MHz

HMC424LP3E

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

HMC541LP3ETR

Analog Devices

VARIABLE ATTENUATOR

MATTE TIN

e3

HMC941

Analog Devices

VARIABLE ATTENUATOR

26.99 dBm

15.5 dB

COMPONENT

50 ohm

85 Cel

-55 Cel

Gold (Au)

4.8 dB

e4

100 MHz

30000 MHz

HMC656LP2TR

Analog Devices

FIXED ATTENUATOR

SURFACE MOUNT

6

PLASTIC/EPOXY

SOLCC6,.08,25

RF/Microwave Attenuators

85 Cel

-40 Cel

HMC652

Analog Devices

FIXED ATTENUATOR

GAAS

26.99 dBm

2 dB

COMPONENT

DIE OR CHIP

50 ohm

RF/Microwave Attenuators

85 Cel

-55 Cel

GOLD

e4

0 MHz

50000 MHz

HMC941LP4E

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

Matte Tin (Sn)

6.5 dB

e3

100 MHz

33000 MHz

HMC346ALP3E

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

3.2 dB

0 MHz

14000 MHz

ADRF5473BCZ

Analog Devices

VARIABLE ATTENUATOR

ADRF5473BCZ-SX

Analog Devices

VARIABLE ATTENUATOR

ADRF5473BCZ-GP

Analog Devices

VARIABLE ATTENUATOR

HMC8802

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

9

38535V;38534K;883S

25 dBm

33.7 dB

COMPONENT

DIE OR CHIP

50 ohm

85 Cel

-40 Cel

4.6 dB

0 MHz

13000 MHz

MAX19790ETX+T

Analog Devices

VARIABLE ATTENUATOR

SURFACE MOUNT

36

PLASTIC/EPOXY

BICMOS

20 dBm

22 dB

9.5 mA

COMPONENT

5

LCC36,.25SQ,20

50 ohm

RF/Microwave Attenuators

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

7 dB

e3

250 MHz

4000 MHz

MAX19794ETX+T

Analog Devices

VARIABLE ATTENUATOR

Matte Tin (Sn) - annealed

e3

MAX19794ETX+

Analog Devices

VARIABLE ATTENUATOR

Matte Tin (Sn) - annealed

e3

MAX19790ETX+TW

Analog Devices

VARIABLE ATTENUATOR

BAP70Q,125

NXP Semiconductors

SURFACE MOUNT

5

PLASTIC/EPOXY

3.7

TSOP5/6,.11,37

RF/Microwave Attenuators

TIN

e3

MMT20303HT1

NXP Semiconductors

VARIABLE ATTENUATOR

SURFACE MOUNT

16

PLASTIC/EPOXY

CMOS

30 dBm

1.22

7 dB

3 mA

COMPONENT

5

LCC16,.12SQ,20

50 ohm

85 Cel

-40 Cel

1 dB

50 MHz

4000 MHz

MAX19790ETX/GH9

Maxim Integrated

VARIABLE ATTENUATOR

TG2202F

Toshiba

VARIABLE ATTENUATOR

SURFACE MOUNT

6

PLASTIC/EPOXY

GAAS

20 dBm

2

22 dB

.1 mA

COMPONENT

3

TSOP6,.11,37

50 ohm

RF/Microwave Attenuators

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

1.5 dB

e0

1895 MHz

1918 MHz

F1952NCGI8

Renesas Electronics

VARIABLE ATTENUATOR

F1956NBGI

Renesas Electronics

TIN

e3

IDTF2255NLGK8

Renesas Electronics

VARIABLE ATTENUATOR

Matte Tin (Sn)

e3

IDTF2258NLGK8

Renesas Electronics

VARIABLE ATTENUATOR

F2270NLGK

Renesas Electronics

VARIABLE ATTENUATOR

SURFACE MOUNT

16

PLASTIC/EPOXY

28 dBm

1.15

35 dB

2.5 mA

COMPONENT

5

LCC16,.12SQ,20

75 ohm

105 Cel

-40 Cel

Tin (Sn)

1.8 dB

e3

5 MHz

3000 MHz

F2255NLGK

Renesas Electronics

SURFACE MOUNT

16

PLASTIC/EPOXY

1.5 mA

3.3/5

LCC16,.12SQ,20

RF/Microwave Attenuators

TIN

e3

F2250NLGK8

Renesas Electronics

VARIABLE ATTENUATOR

Matte Tin (Sn)

e3

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.