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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E-TA2012 3DB N3 | Copal Electronics | RF ATTENUATOR 3DB 50OHM 0805 | - | Bulk | - | - | - | 0805 (2012 Metric) | - | - | 0Hz ~ 3GHz | |
| PE43602MLI-Z | Peregrine Semiconductor | RF ATTENUATOR 31.5DB 50OHM 24QFN | UltraCMOS®, HaRP™ | Tape & Reel (TR) | - | - | - | 24-VFQFN Exposed Pad | - | - | 9kHz ~ 5GHz | |
| ATT-0106-10-QMA-32 | Bel | RF ATTENUATOR 10DB 50OHM | QMA | Bulk | - | - | - | - | - | - | 0Hz ~ 6GHz | |
| HMC7579BG | ADI (Analog Devices, Inc.) | IC ATTENUATOR | - | Tray | - | - | - | - | - | - | - | |
| ATT-0290-04-SMA-02 | Bel | RF ATTENUATOR 4DB SMA MODULE | SMA | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/30-26N | Amphenol SV Microwave | RF ATTENUATOR 13DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 32GHz | |
| M3933/16-06S | Bel | RF ATTENUATOR 2DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| HMC472ALP4ETR | ADI (Analog Devices, Inc.) | RF ATTENUATOR 31.5DB 50OHM 24QFN | - | Tape & Reel (TR) | - | - | - | 24-VFQFN Exposed Pad | - | - | 0Hz ~ 3.8GHz | |
| MAX19794ETX+T | Maxim Integrated | RF ATTENUATOR 0-46.4DB 36WFQFN | - | Tape & Reel (TR) | - | - | - | 36-WFQFN Exposed Pad | - | - | 500MHz ~ 4GHz | |
| ATT-0333-01-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.