TDK HHM Series HHM1763B2 Manuals

(1/2) 001-01 / 20080106 / e751_hhm1763b2.fm • All specifications are subject to change without notice. Multilayer Chip Baluns For EGSM/Tx & Rx HHM Series HHM1763B2 SHAPES AND DIMENSIONS CIRCUIT DIAGRAM RECOMMENDED PC BOARD PATTERNS ELECTRICAL CHARACTERISTICS Unbalanced impedance 50Ω Balanced impedance 150Ω Frequency range 880 to 960MHz Unbalanced port return loss 10dB min. Phase imbalance at balanced port 180±10deg. Amplitude imbalance at balanced port 0±1.0dB Insertion loss 1.4dB max. Temperature range Operating –40 to +85°C Storage –40 to +85°C Packaging style and quantities 4000pieces/reel Conformity to RoHS Directive 0.6±0.1 0.8±0.1 0.3±0.1 0.1±0.1 0.25±0.1 1.6±0.1 6 5 4 1 2 3 Dimensions in mm 0.55±0.1 1 Unbalanced port 2 GND or DC feed+ RF GND 3 Balanced port 4 Balanced port 5 GND 6 N.C. Terminal functions 1 2 3 5 6 4 Unbalanced input 50Ω Balanced output 150Ω 0.3 0.25 0.25 0.6 0.3 0.6 ø0.3 Through-hole Dimensions in mm 0.7 0.3 6 5 4 1 2 3 This width is 50Ω. Micro-strip line for 0.4mm thick glass-epoxy substrate. • 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.