ISDN S-BUS Common Mode Inductor CTS4669 is a 4-winding common mode choke, specifically designed to suppress EMI on the 4wire S-Bus in the ISDN system. CTS4669 The windings are extremely well balanced in order to maintain the high Longitudinal Balance required in the system (CCITT recommendation I.430). CTS4669.chp Inductance each winding 4.7mH DC Resistance each winding 1.0 Ω ISSUE:E ELECTRICAL 94/11/24 MECHANICAL CTS4669 Rated Voltage 80 Vdc/42 Vac Rated Current 100mA Dielectric Strength Volts rms 500 Filtran Limited 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3 Tel : (613) 226-1626 Fax : (613) 226-7124 3-7