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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PE43502MLI-Z | Peregrine Semiconductor | RF ATTENUATOR 15.5DB 50OHM 24QFN | UltraCMOS® | Cut Tape (CT) | - | - | - | 24-VFQFN Exposed Pad | - | - | 9kHz ~ 6GHz | |
| AT-909(40) | 4D Systems | RF ATTENUATOR 9DB 50OHM | - | Bulk | - | - | - | - | - | - | 0Hz ~ 8GHz | |
| ATT-451M-07-SMA-02 | Bel | RF ATTENUATOR 7DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| AT-430 | 4D Systems | RF ATTENUATOR 30DB 50OHM NTYPE | - | Bulk | - | - | - | N-Type In-Line Module | - | - | 0Hz ~ 13GHz | |
| M3933/25-29N | Bel | RF ATTENUATOR 3DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| ATT-0444-17-SMA-02 | Bel | RF ATTENUATOR 17DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/30-06S | Amphenol SV Microwave | RF ATTENUATOR 2.5DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 32GHz | |
| HMC6579BGTR | ADI (Analog Devices, Inc.) | IC ATTENUATOR | - | Tape & Reel (TR) | - | - | - | - | - | - | - | |
| CATTEN-07R0-BNC | Crystek Corporation | RF ATTENUATOR 7DB 50OHM BNC | - | Bulk | - | - | - | BNC In-Line Module | - | - | 0Hz ~ 1GHz | |
| ATT-0640-06-HEX-02 | Bel | RF ATTENUATOR 6DB HEX MODULE | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 4GHz |
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.