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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CZB06S04090050HEA | Dale / Vishay | RF ATTENUATOR 9DB 50OHM 4SMD | - | Tape & Reel (TR) | - | - | - | 4-SMD, No Lead | - | - | 0Hz ~ 3GHz | |
| ATT-0290-03-HEX-02 | Bel | RF ATTENUATOR 3DB HEX MODULE | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/17-07N | Bel | RF ATTENUATOR 20DB SMA MODULE | Military, MIL-DTL-M3933 | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| AT-101V | 4D Systems | RF ATTENUATOR 1DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| HMC812LC4 | ADI (Analog Devices, Inc.) | RF ATTENUATOR 30DB 50OHM 24QFN | - | Strip | - | - | - | 24-TFCQFN Exposed Pad | - | - | 5GHz ~ 30GHz | |
| M3933/25-11N | Bel | RF ATTENUATOR 11DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 2GHz | |
| HMC290 | ADI (Analog Devices, Inc.) | RF ATTENUATOR 2DB-6DB SOT23-6 | - | Bulk | - | - | - | SOT-23-6 | - | - | 700MHz ~ 4GHz | |
| M3933/16-28S | Bel | RF ATTENUATOR 11DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| 113990030 | Seeed | RF ATTENUATOR 30DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 3GHz | |
| ATT-0550-00-35M-02 | Bel | RF ATTENUATOR 3.5MM INLINE MODUL | - | Bulk | - | - | - | 3.5mm In-Line Module | - | - | 0Hz ~ 26.5GHz |
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.