(1/2) Multilayer Chip Baluns For Bluetooth & 2.4GHz W-LAN Conformity to RoHS Directive HHM Series HHM1904C1 SHAPES AND DIMENSIONS 1.00.05 2 0.30.1 0.350.1 0.120.07 0.120.07 3 0.30.1 1 0.50.05 0.4max. 4 Terminal functions 1 Balance 2 Unbalance 3 Balance 4 GND Dimensions in mm RECOMMENDED PC BOARD PATTERNS 0.2 0.45 0.3 0.45 0.05 0.7 0.3 0.2 Land 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 50 75 2400 to 2500MHz 10dB min. 18010deg. 02.0dB 1.0dB max. -40 to +85C -40 to +85C * 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_balun_hhm1904c1_en.fm (2/2) AMPLITUDE BALANCE 1: 2400.0MHz -19.69dB 2: 2500.0MHz -20.52dB 1 2200 2 2300 2400 2500 Frequency (MHz) 2600 2700 Insertion loss (dB) INSERTION LOSS 0.0 -0.5 -1.0 -1.5 -2.0 -2.5 -3.0 -3.5 -4.0 -4.5 -5.0 2100 Amplitude balance (dB) 0 -5 -10 -15 -20 -25 -30 -35 -40 2100 5 4 3 2 1 0 -1 -2 -3 -4 -5 2100 1: 2400.0MHz 0.70dB 2: 2500.0MHz 0.10dB 1 2200 2 2300 2400 2500 Frequency (MHz) 2600 200 1 2200 2700 PHASE BALANCE 1: 2400.0MHz -0.48dB 2: 2500.0MHz -0.49dB 2 2300 2400 2500 Frequency (MHz) 2600 2700 Phase balance (deg.) Return loss (dB) FREQUENCY CHARACTERISTICS Unbalance 50 /Balance 75 RETURN LOSS 1: 2400.0MHz 176.22deg. 2: 2500.0MHz 175.32deg. 190 180 1 170 160 2100 2200 2 2300 2400 2500 Frequency (MHz) 2600 2700 * All specifications are subject to change without notice. 001-01 / 20130901 / rf_balun_hhm1904c1_en.fm