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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AT-2301(40) | 4D Systems | RF ATTENUATOR 1DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 2.5GHz | |
| AT-2203(40) | 4D Systems | RF ATTENUATOR 3DB 50OHM 4SMD | - | Bulk | - | - | - | 4-SMD, No Lead | - | - | 0Hz ~ 2.5GHz | |
| HMC539ALP3TR | ADI (Analog Devices, Inc.) | RF ATTENUATOR 8DB | - | Tape & Reel (TR) | - | - | - | 16-VFQFN Exposed Pad | - | - | 0Hz ~ 4GHz | |
| 100200P4Y100-2 | Anaren | RF ATTENUATOR 50OHM 2SMD | - | Tape & Reel (TR) | - | - | - | 2-SMD, No Lead | - | - | 0Hz ~ 3GHz | |
| ATT-0291-09-HEX-02 | Bel | RF ATTENUATOR 9DB HEX MODULE | - | Bulk | - | - | - | HEX In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| M3933/17-06S | Bel | RF ATTENUATOR 6DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 4.5GHz | |
| SF0930-6200-19 | Amphenol SV Microwave | RF ATTENUATOR 19DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| AT0603T00ECAC7 | American Technical Ceramics | RF ATTENUATOR 0DB 50OHM | AT | Tray | - | - | - | - | - | - | 0Hz ~ 20GHz | |
| HMC346ALP3ETR | ADI (Analog Devices, Inc.) | RF ATTENUATOR 30DB 50OHM 16VFQFN | - | Tape & Reel (TR) | - | - | - | 16-VFQFN Exposed Pad | - | - | 0Hz ~ 14GHz | |
| ATT-0333-02-SMA-02 | Bel | RF ATTENUATOR 2DB 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.