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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AT0603T02ECAS3 | American Technical Ceramics | RF ATTENUATOR 2DB 50OHM | AT | Strip | - | - | - | - | - | - | 0Hz ~ 20GHz | |
| E-TA3216 4DB N7 | Copal Electronics | RF ATTENUATOR 4DB 50OHM 1206 | - | Bulk | - | - | - | 1206 (3216 Metric) | - | - | 0Hz ~ 3GHz | |
| ATT-0290-05-SMA-02 | Bel | RF ATTENUATOR 5DB SMA MODULE | SMA | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| ATT-0298-18-SMA-02 | Bel | RF ATTENUATOR 18DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 26.5GHz | |
| HMC472LP4E | ADI (Analog Devices, Inc.) | RF ATTEN 0.5-31.5DB 50OHM 24VQFN | - | Tape & Reel (TR) | - | - | - | 24-VQFN Exposed Pad | - | - | 0Hz ~ 3.8GHz | |
| ATT-0219-30-NNN-02 | Bel | RF ATTENUATOR 30DB 50OHM NTYPE | - | Bulk | - | - | - | N-Type In-Line Module | - | - | 0Hz ~ 18GHz | |
| ATS-1M1F-07DB2W | Amphenol Connex (Amphenol RF) | RF ATTENUATOR 7DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 6GHz | |
| E-TA2012 T 2DB N8 | Copal Electronics | RF ATTENUATOR 2DB 50OHM 0805 | - | Tape & Reel (TR) | - | - | - | 0805 (2012 Metric) | - | - | 0Hz ~ 3GHz | |
| HMC973ALP3ETR | ADI (Analog Devices, Inc.) | RF ATTENUATOR 28DB 50OHM 16VFQFN | - | Tape & Reel (TR) | - | - | - | 16-VFQFN Exposed Pad, CSP | - | - | 500MHz ~ 6GHz | |
| 27-9300-20 | Bel | RF ATTENUATOR 20DB 50OHM BNC | - | Bulk | - | - | - | BNC In-Line Module | - | - | - |
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.