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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M3933/25-51N | Bel | RF ATTENUATOR 25DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| ATT-0298-03-HEX-02 | Bel | RF ATTENUATOR 3DB HEX MODULE | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 26.5GHz | |
| 19AS101-K10E3 | Rosenberger | SMP ATTENUATOR | SMP | - | - | - | - | SMP In-Line Module | - | - | 0Hz ~ 18GHz | |
| MMT20303HT1 | NXP Semiconductors / Freescale | RF ATTENUATOR 7DB 50OHM 16VFQFN | - | Tape & Reel (TR) | - | - | - | 16-VFQFN Exposed Pad | - | - | 50MHz ~ 4GHz | |
| ATN3590-02 | Skyworks Solutions, Inc. | RF ATTENUATOR 2DB 50OHM DIE | - | Box | - | - | - | Die | - | - | 0Hz ~ 40GHz | |
| AT-1003(40) | 4D Systems | RF ATTENUATOR 3DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 8GHz | |
| ATT-0451-09-SMA-02 | Bel | RF ATTENUATOR 9DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| E-TA2012 7DB N6 | Copal Electronics | RF ATTENUATOR 7DB 50OHM 0805 | - | Bulk | - | - | - | 0805 (2012 Metric) | - | - | 0Hz ~ 3GHz | |
| ATT-0333-07-SMA-02 | Bel | RF ATTENUATOR 7DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| ATT-0451-01-SMA-02 | Bel | RF ATTENUATOR 1DB 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.