PTC thermistors for overcurrent protection in telecom applications Telecom Pair Protector (TPP), SMD Series/Type: Date: January 2016 EPCOS AG 2016. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS prior express consent is prohibited. EPCOS AG is a TDK Group Company.Overcurrent protection for telecom Telecom pair protector (TPP), SMD Applications Internal circuit Overcurrent protection for telecom applications Suitable for line card applications e.g. POTS, access networks, customer premises equipment (CPE) or integrated voice data (IVD) Features Two resistance-matched PTCs in a plastic housing Compliant with ITU-T standards basic-level lightning surges (10/700 s) basic-level power induction (600 V, 1 A, 0.2 s) power contact criteria A/B (230 V, 15 min.) Compliant with GR-1089 AC power contact 120 V, 25 A, 15 min. Suitable for continuous connection to mains voltages of 110/230 V AC in tripped (high-ohmic) condition Housing material to UL94-V0 UL approval to UL 1434 (file number E69802) for selected types Tight resistance matching maintained after switching Negligible resistance drift after reflow soldering or switching Marked with manufacturer s logo, type designation and date code RoHS-compatible Options Alternative tolerances and resistances on request Delivery mode T15** and T16**: Blister tape, 330-mm reel with 16-mm tape, taping to IEC 60286-3 T17** and T18**: Blister tape, 380-mm reel with 24-mm tape, taping to IEC 60286-3 General technical data 1) Maximum fault voltage V 245 V AC F,max Max. operating voltage V 135 V AC max Operating temperature range (V = 0) T 20/+125 C op Operating temperature range (V = V ) T 0/+70 C max op Insulating test voltage between PTC1 and PTC2 V > 3 kV ins Resistance matching in one housing R R < 1.0 2 1 1) The maximum fault voltage V is the highest voltage that is permitted to be applied across the PTC thermistor in protection mode. F,max Please read Cautions and warnings and Page 2 of 13 Important notes at the end of this document.