ISDN S Interface Transformers in DIL through-hole package size 14x9x15mm.
Designed for optimum compatibility with all established interface ICs
Excellent and consistent balance between windings
Complies fully with CCITT.I.430 recommendations and corresponding national standards for S-Interface
Available with either single or dual windings on IC side
Turns ratios of in 1:1:1:1, 1:1::4, 1:1:2.5:2.5 and 1:1:2:2
Manufactured in an ISO 9001:2015 and ISO 14001:2015 certified Talema facility
Fully RoHS & REACH Compliant







