Applications

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 µs)

basic-level power induction (600 V, 1 A, 0.2 s)

power contact criteria A/B (230 V, 15 min.)

Compliant with GR1089 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

≥35 Ω

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

Internal circuit

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

Max. operating voltage

245

V AC

Operating temperature range

(V = 0)

20/+125

°C

Operating temperature range

(V = 230 V)

0/+70

°C

Insulating test voltage between PTC1 and PTC2

> 3

kV

Resistance matching in one housing

≤ 4.75 Ω

< 0.5

Ω

Resistance matching in one housing

≤ 50 Ω

< 1.0

Ω

Resistance matching in one housing

Ω

< 2.0

Ω

Overcurrent protection for telecom

Telecom pair protector (TPP), SMD

Page 2 of 13

Please read Cautions and warnings and

Important notes at the end of this document.