Spartech-South Flyer Issue #23

With over three decades of material science formulation and development, Dielectric Labs is a premier designer and manufacturer of custom thin-film filters. DLI combines its RF knowledge, testing capabilities, materials characterization and manufacturing capabilities to provide repeatable designs. Customers may provide designs on 99.6% alumina or DLI’s high-K, high-Q temperature stable dielectrics. DLI can deliver these filters RF tested with known good yield. Click this link to see the entire Filter Library.

DLI Filter Technology

• Microstrip distributed filters (2 ~ 16 poles)
• Cavity filters, ceramic loaded 
• Thin film metals and photo lithography 
• Batch fabrication 
• Proprietary ceramics 
• Microwave design expertise

DLI Filter Strenghts

• Small size - Typical area < 0.1 in2; cover heights 0.050 in.
• Temperature stable - RF to 3 ppm/°C 
• Ultra stable high-Q Ceramics: K=13, 23, 38, 67 
• Excellent RF repeatability 
• Excellent model accuracy, good first pass design success 
• Low cost, no tune, SMT performance to 20 GHz +

Also see the Filter Packaging and Shielding App Note and the Mounting App Note for more details.