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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M3933/25-45S | Bel | RF ATTENUATOR 19DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| SKY12323-303LF | Skyworks Solutions, Inc. | RF ATTENUATOR 1-31DB 50OHM 10SOP | - | Tape & Reel (TR) | - | - | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | - | - | 500MHz ~ 3GHz | |
| ATT-0238-03-SMA-02 | Bel | RF ATTENUATOR 3DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 4GHz | |
| M3933/25-08S | Bel | RF ATTENUATOR 8DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 2GHz | |
| ATT-0291-05-HEX-02 | Bel | RF ATTENUATOR 5DB HEX MODULE | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| M3933/16-12S | Bel | RF ATTENUATOR 30DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| 4307-51 | Peregrine Semiconductor | RF ATTENUATOR 15.5DB 75OHM 20QFN | - | Tube | - | - | - | 20-VFQFN Exposed Pad | - | - | 1MHz ~ 2GHz | |
| M3933/17-18N | Bel | RF ATTENUATOR 12DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| PXV1220S-4DBN1-T02 | Susumu | RF ATTENUATOR 4DB 50OHM 0805 | PxV | Tape & Reel (TR) | - | - | - | 0805 (2012 Metric) | - | - | 0Hz ~ 3GHz | |
| ATT-0275-03-SMA-02 | Bel | RF ATTENUATOR 3DB SMA MODULE | - | 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.