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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-TA3216 3DB N8 | Copal Electronics | RF ATTENUATOR 3DB 50OHM 1206 | - | Bulk | - | - | - | 1206 (3216 Metric) | - | - | 0Hz ~ 3GHz | |
| M3933/16-11S | Bel | RF ATTENUATOR 9DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| ATT-0523-07-SMA-02 | Bel | RF ATTENUATOR 7DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| HMC654-SX | ADI (Analog Devices, Inc.) | RF ATTENUATOR 4DB 50OHM DIE | - | - | - | - | - | Die | - | - | 0Hz ~ 50GHz | |
| 4306-52 | Peregrine Semiconductor | RF ATTENUATOR 31DB 50OHM 20WFQFN | UltraCMOS® | Cut Tape (CT) | - | - | - | 20-WFQFN Exposed Pad | - | - | 0Hz ~ 4GHz | |
| AT-113(40) | 4D Systems | RF ATTENUATOR 13DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/16-26N | Amphenol SV Microwave | RF ATTENUATOR 9.5DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| ATT-0290-72-HEX-02 | Bel | RF ATTENUATOR 0DB-60DB HEX MOD | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/25-27S | Bel | RF ATTENUATOR 1DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| 4307-54 | Peregrine Semiconductor | RF ATTENUATOR 15.5DB 75OHM 20QFN | - | Bulk | - | - | - | 20-VFQFN Exposed Pad | - | - | 1MHz ~ 2GHz |
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.