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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M3933/25-61N | Bel | RF ATTENUATOR 1.5DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| HMC939ALP4E | ADI (Analog Devices, Inc.) | RF ATTENUATOR 31DB 24VFQFN | - | Strip | - | - | - | 24-VFQFN Exposed Pad | - | - | 100MHz ~ 40GHz | |
| HMC759LP3E | ADI (Analog Devices, Inc.) | RF ATT 0.25-31.75DB 50OHM 16QFN | - | Strip | - | - | - | 16-VFQFN Exposed Pad | - | - | 10MHz ~ 300MHz | |
| ATT-290M-04-HEX-02 | Bel | RF ATTENUATOR 4DB HEX MODULE | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 18GHz | |
| AT-900-(0)(40) | 4D Systems | RF ATTENUATOR 0DB 50OHM | - | Bulk | - | - | - | - | - | - | 0Hz ~ 8GHz | |
| HMC656LP2TR | ADI (Analog Devices, Inc.) | RF ATTENUATOR 10DB 50OHM 6TDFN | - | Tape & Reel (TR) | - | - | - | 6-TDFN Exposed Pad | - | - | 0Hz ~ 25GHz | |
| HMC424ALP3E | ADI (Analog Devices, Inc.) | RF ATTENUATOR 31.5DB 16VFQFN | - | Strip | - | - | - | 16-VFQFN Exposed Pad | - | - | 0Hz ~ 13GHz | |
| PE43601MLI-Z | Peregrine Semiconductor | RF ATTEN 0-15.75DB 50OHM 32VFQFN | UltraCMOS®, HaRP™ | Tape & Reel (TR) | - | - | - | 32-VFQFN Exposed Pad | - | - | 9kHz ~ 6GHz | |
| M3933/30-23S | Amphenol SV Microwave | RF ATTENUATOR 11DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 32GHz | |
| SF0929-6200-23 | Amphenol SV Microwave | RF ATTENUATOR 23DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz |
Attenuators are passive RF components used to reduce the amplitude or power level of RF signals while preserving their frequency characteristics. They are inserted into RF transmission lines to control signal strength, match impedance, and prevent overloading of sensitive components. Attenuators come in various types, including fixed, variable, step, and programmable attenuators, each offering different levels of attenuation and impedance matching capabilities. They find applications in RF test equipment, signal conditioning, power control, and RF communication systems where precise signal attenuation is required.