HHM1907B1

Multilayer Balun Transformers For 2.4GHz W-LAN/Bluetooth HHM Series Type: HHM1904C1 (1.0×0.5×0.4mm max.) HHM1902A1 (1.0×0.5×0.5mm max.) HHM1902B1 (1.0×0.5×0.5mm max.) HHM1903A1 (1.0×0.5×0.5mm max.) HHM1904A1 (1.0×0.5×0.5mm max.) HHM1907B1 (1.0×0.5×0.5mm max.) HHM1908A1 (1.0×0.5×0.5mm max.) December 2010 Issue date: All specifications are subject to change without notice. Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific www.DataSheet4U.net bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications. (1/14) Multilayer Chip Baluns For Bluetooth & 2.4GHz W-LAN HHM Series HHM1904C1 SHAPES AND DIMENSIONS 1.0±0.05 0.3±0.1 4 1 0.12±0.07 2 0.3±0.1 3 0.12±0.07 0.4max. 0.5±0.05 Conformity to RoHS Directive Terminal functions 1 Balance 2 Unbalance 3 Balance 4 GND Dimensions in mm 0.35±0.1 RECOMMENDED PC BOARD PATTERNS 0.7 0.3 0.2 0.45 0.05 0.2 Land 0.45 Dimensions in mm ELECTRICAL CHARACTERISTICS Unbalanced impedance Balanced impedance Frequency range Unbalanced port return loss Phase imbalance at balanced port Amplitude imbalance at balanced port Insertion loss Operating Temperature range Storage 50Ω 75Ω 2400 to 2500MHz 10dB min. 180±10deg. 0±2.0dB 1.0dB max. –40 to +85°C –40 to +85°C Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific...