(1/2) Multilayer Chip Directional Couplers For 2.4GHz/5GHz W-LAN Conformity to RoHS Directive HHM Series HHM2942A2 SHAPES AND DIMENSIONS 1 2 0.500.15 0.25 +0.15 -0.10 0.10 +0.10 -0.05 3 Terminal functions 1 Coupling 2 50 term 3 Output 4 Input 0.300.15 0.40max. 0.500.05 1.000.05 4 Dimensions in mm RECOMMENDED PC BOARD PATTERNS 0.4 0.1 0.35 0.15 Dimensions in mm ELECTRICAL CHARACTERISTICS Frequency range Coupling factor Insertion loss Isolation VSWR Temperature range 1 2 Operating Storage 2400 to 2500MHz 18.21.0dB 0.25dB max.1 0.28dB max.2 15dB min. 1.3max. -40 to +85C -40 to +85C 4900 to 5850MHz 11.71.5dB 0.45dB max.1 0.50dB max.2 15dB min. 1.3max. -40 to +85C -40 to +85C 25C Operating temperature * Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications. * All specifications are subject to change without notice. 001-01 / 20130901 / rf_coupler_hhm2942a2_en.fm (2/2) INSERTION LOSS Insertion loss (dB) 1.0 1.5 2.0 2.5 12 0 Isolation : 1: 2400MHz 37.3dB 2: 2500MHz 20 12 5 37.0dB 3: 4900MHz 4 30 44.1dB 5 3 4: 5350MHz 40 12 38.0dB 4 5: 5850MHz 3 30.0dB 50 2000 2500 3000 3500 4000 4500 5000 5500 6000 Frequency (MHz) 10 Directivity : 1: 2400MHz 18.9dB 2: 2500MHz 18.9dB 3: 4900MHz 31.7dB 4: 5350MHz 26.2dB 5: 5850MHz 19.0dB VSWR 0.0 0.5 Isolation & Directivity(dB) ISOLATION & DIRECTIVITY 0 1: 2400MHz 5 18.4dB 2: 2500MHz 10 18.0dB 5 4 15 3 3: 4900MHz 20 12.4dB 12 4: 5350MHz 25 11.8dB 30 5: 5850MHz 11.0dB 35 40 2000 2500 3000 3500 4000 4500 5000 5500 6000 Frequency (MHz) 3 4 5 1: 2400MHz 0.09dB 2: 2500MHz 0.09dB 3: 4900MHz 0.16dB 4: 5350MHz 0.24dB 5: 5850MHz 0.34dB 3.0 2000 2500 3000 3500 4000 4500 5000 5500 6000 Frequency (MHz) 2.0 1.8 VSWR Coupling factor(dB) FREQUENCY CHARACTERISTICS COUPLING 1.6 1.4 1.2 1: 2400MHz 1.01 2: 2500MHz 1.02 3: 4900MHz 1.01 4: 5350MHz 1.06 5: 5850MHz 1.15 4 5 3 12 1.0 2000 2500 3000 3500 4000 4500 5000 5500 6000 Frequency (MHz) * All specifications are subject to change without notice. 001-01 / 20130901 / rf_coupler_hhm2942a2_en.fm