PTC thermistors for overcurrent protection in telecom applications Telecom Pair Protector (TPP), SMD Series/Type: Date: March 2013 The following products presented in this data sheet are being withdrawn. Ordering Code Substitute Product Date of Deadline Last Last Shipments Withdrawal Orders B59875T1120A062 B59850T1120A062 2013-05-03 2014-06-01 2014-09-01 or B59970T1100A062 B59810T1120A062 B59805T1080A062 2013-05-03 2014-06-01 2014-09-01 or B59510T1120A062 For further information please contact your nearest EPCOS sales office, which will also support you in selecting a suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales. EPCOS AG 2015. 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**: 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 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/+60 C max op Insulating test voltage between PTC1 and PTC2 V > 3 kV ins Resistance matching in one housing for R 4.75 R R < 0.5 R 2 1 Resistance matching in one housing for R 50 R R < 1.0 R 2 1 Resistance matching in one housing for R = 75 R R < 2.0 R 2 1 Please read Cautions and warnings and Page 2 of 13 Important notes at the end of this document.