0.7 (1/2) Conformity to RoHS Directive Multilayer Chip Directional Couplers For DCS/Tx HHM Series HHM2204SA1 SHAPES AND DIMENSIONS 1.60.1 0.60.1 654 Terminal functions 123 1 Input 0.550.1 0.30.1 2 GND 3 Output 450 load 5 GND 6 Monitor output Dimensions in mm 0.10.1 CIRCUIT DIAGRAM 50 Monitor GND output 654 2 13 OUT IN GND RECOMMENDED PC BOARD PATTERNS 0.25 0.25 This width is 50. Micro-strip line for 0.4mm thick glass-epoxy substrate. 0.3 0.3 0.3 Through-hole Dimensions in mm ELECTRICAL CHARACTERISTICS Frequency range 1710 to 1785MHz Coupling factor 15.01.0dB 1 0.30dB max. Insertion loss 2 0.35dB max. Isolation 25dB min. VSWR 1.3 max. Operating 40 to +85C Temperature range Storage 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. 001-02 / 20130901 / rf coupler hhm2204sa1 en.fm 0.6 0.3 0.6 0.150.1 0.80.1(2/2) FREQUENCY CHARACTERISTICS COUPLING ISOLATION 0 0 1: 1710MHz 1: 1710MHz 5 5 15.3dB 34.0dB 10 2: 1785MHz 10 2: 1785MHz 15dB 33.7dB 15 15 2 1 20 20 25 25 30 30 35 35 2 1 40 40 1650 1700 1750 1800 1850 1650 1700 1750 1800 1850 Frequency(MHz) ( ) Frequency MHz INSERTION LOSS VSWR 0 2.0 1: 1710MHz 1: 1710MHz 1.15dB 0.15dB 0.2 1.8 1 2 2: 1785MHz 2: 1785MHz 1.18dB 0.16dB 0.4 1.6 0.6 1.4 1.2 0.8 2 1 1.0 1 1650 1700 1750 1800 1850 1650 1700 1750 1800 1850 ( ) Frequency(MHz) Frequency MHz All specifications are subject to change without notice. 001-02 / 20130901 / rf coupler hhm2204sa1 en.fm ( ) ( ) Insertion loss dB Coupling factor dB ( ) ( ) Isolation dB VSWR dB