(1/2) Conformity to RoHS Directive Multilayer Chip Baluns For EGSM/Tx & Rx HHM Series HHM1522B1 SHAPES AND DIMENSIONS 2.00.15 0.950.1 654 123 Terminal functions 0.650.2 0.30.2 1 Unbalanced port 2 GND or DC feed+ RF GND 3 Balanced port 4 Balanced port 5 GND 6 N.C. 0.20.2 0.350.2 Dimensions in mm CIRCUIT DIAGRAM 645 Unbalanced Balanced input output 50 50 12 3 RECOMMENDED PC BOARD PATTERNS 0.30 0.35 Dimensions in mm ELECTRICAL CHARACTERISTICS Unbalanced impedance 50 Balanced impedance 50 Frequency range 880 to 960MHz Unbalanced port return loss 12dB min. Phase imbalance at balanced port 18010deg. Amplitude imbalance at balanced port 01.0dB Insertion loss 1.3dB max. Operating 40 to +85C Temperature range Storage 40 to +85C Packaging style and quantities 2000pieces/reel 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 balun hhm1522b1 en.fm +0.1 0.80 0.250.2 0.50 1.250.15(2/2) FREQUENCY CHARACTERISTICS Unbalance 50 /Balance 50 RETURN LOSS AMPLITUDE BALANCE 5 0 1: 880MHz 1: 880MHz 4 5 0.45dB 23.68dB 3 2: 920MHz 10 2: 920MHz 2 0.47dB 24.99dB 15 1 3: 960MHz 3: 960MHz 0 20 1 2 3 0.49dB 22.03dB 1 3 25 1 2 2 30 3 35 4 5 40 700 800 900 1000 1100 1200 700 800 900 1000 1100 1200 ( ) ( ) Frequency MHz Frequency MHz INSERTION LOSS PHASE BALANCE 200 0.0 1: 880MHz 1: 880MHz 0.5 180.74deg. 0.96dB 1.0 190 2: 920MHz 2: 920MHz 1 2 3 1.5 180.75deg. 0.96dB 2.0 3: 960MHz 3: 960MHz 180 2.5 180.84deg. 1 2 3 0.97dB 3.0 3.5 170 4.0 4.5 160 5.0 700 800 900 1000 1100 1200 700 800 900 1000 1100 1200 ( ) Frequency MHz ( ) Frequency MHz All specifications are subject to change without notice. 001-02 / 20130901 / rf balun hhm1522b1 en.fm ( ) Return loss(dB) Insertion loss dB ( ) ( ) Amplitude balance dB Phase balance deg.