(1/2) Conformity to RoHS Directive Multilayer Chip Directional Couplers For DCS/PCS HHM Series HHM2910E4 SHAPES AND DIMENSIONS 1.00.05 43 12 0.50.15 Terminal functions 1 Coupling 250 term 3 Output 4 Input +0.15 0.25 0.10 Dimensions in mm RECOMMENDED PC BOARD PATTERNS 0.15 0.4 Dimensions in mm ELECTRICAL CHARACTERISTICS Frequency range 1710 to 1755MHz 1850 to 1980MHz Coupling factor 21.21.0dB 20.51.0dB 1 1 0.22dB max. 0.22dB max. Insertion loss 2 2 0.25dB max. 0.25dB max. Isolation 34dB min. 34dB min. VSWR 1.4max. 1.4max. Operating 40 to +85C 40 to +85C Temperature range Storage 40 to +85C 40 to +85C 1 25C 2 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 hhm2910e4 en.fm 0.4max. 0.50.05 +0.10 0.30.15 0.10.05 0.1 0.35(2/2) FREQUENCY CHARACTERISTICS COUPLING ISOLATION & DIRECTIVITY 0 0 1: 1710MHz Isolation Directivity 5 5 21.3dB : : 10 2: 1755MHz 1: 1710MHz 1: 1710MHz 10 15 21.1dB 39.4dB 18.1dB 15 20 3: 1850MHz 2: 1755MHz 2: 1755MHz 1 2 3 4 20 20.6dB 25 39.2dB 18.1dB 4 2 3 1 4: 1980MHz 30 3: 1850MHz 3: 1850MHz 25 20.1dB 39.1dB 18.5dB 35 30 4: 1980MHz 4: 1980MHz 40 2 4 1 3 35 39.1dB 19.0dB 45 40 50 1700 1750 1800 1850 1900 1950 2000 1700 1750 1800 1850 1900 1950 2000 ( ) Frequency(MHz) Frequency MHz INSERTION LOSS VSWR 0 2.0 1: 1710MHz 1: 1710MHz 2 3 4 1 0.08dB 1.02 0.2 1.8 2: 1755MHz 2: 1755MHz 0.08dB 1.02 0.4 1.6 3: 1850MHz 3: 1850MHz 0.07dB 1.02 0.6 4: 1980MHz 1.4 4: 1980MHz 0.08dB 1.02 0.8 1.2 1 2 3 4 1.0 1.0 1700 1750 1800 1850 1900 1950 2000 1700 1750 1800 1850 1900 1950 2000 ( ) Frequency MHz Frequency(MHz) All specifications are subject to change without notice. 001-01 / 20130901 / rf coupler hhm2910e4 en.fm ( ) Insertion loss dB ( ) Coupling factor dB VSWR Isolation & Directivity(dB)