The DBTC-12-4-75LX+ is a surface mount directional coupler designed for 75Ω applications from 5 to 1200 MHz. It features a nominal 12 dB coupling with ±0.6 dB flatness, a mainline loss up to 1.9 dB, and a directivity ranging from 8 to 19 dB across the band. The device has a VSWR of 1.3:1 max and supports input power up to 1 W. It is housed in a micro miniature AT1642 case measuring 4.22 × 3.81 × 3.94 mm with a weight of 0.10 grams. Operating temperature ranges from -40°C to +85°C and storage temperature from -55°C to +100°C. The coupler uses an LTCC base with all-welded construction and is aqueous washable.
12 dB SMT Directional Coupler, 5 - 1200 MHz, 75Ω
RF Directional Coupler General Purpose 5MHz ~ 1.2GHz 12 ± 5dB 1W 5-SMD Module
RF Directional Coupler General Purpose 5MHz ~ 1.2GHz 12 ± 5dB 1W 5-SMD Module
| Mini-Circuits | DigiKey | Quarktwin Technology Ltd. | |
|---|---|---|---|
| Product Category | RF Couplers | RF Couplers | RF Couplers |
| Product Number | DBTC-12-4-75LX+ | 3157-DBTC-12-4-75LX+TR-ND | DBTC-12-4-75LX+ |
| Product Name | 12 dB SMT Directional Coupler, 5 - 1200 MHz, 75Ω | RF Directional Coupler | RF Directional Coupler |
| RF Coupler Type | Uni-Directional | Uni-Directional | Uni-Directional |
| Package Type | Surface Mount | Surface Mount; 5-SMD Module | |
| Impedance | 75 ohms | ||
| Frequency Range | 5.00 to 1200.00 MHz | 5.00 to 1200.00 MHz | 5.00 to 1200.00 MHz |
