PTCTZ3MR350MTE

2322 661 97... Vishay BCcomponents Horizontal Surface Mount PTC Thermistors For Overload Protection FEATURES • • • • • • Ideal for pick-and-place circuit assembly Low mounting height Suitable for reflow soldering Small ceramic diameter for faster response Low heat transfer to substrate Flat terminations for stable positioning and good solderability. APPLICATIONS • Telecom – Central office switching (C.O.) – Subscriber terminal equipment (T.E.) – Set top box – Modems – Cable TV communications • General industry and automotive – Low power supplies overload protection – Data bus protection. QUICK REFERENCE DATA VALUE STANDARD TELECOM TYPES(1)(2) TYPES(1)(2) DESCRIPTION Nominal R25 Resistance tolerance Maximum overload current (voltage dependent) 2 to 500 10 to 70 ±10%; ±15%; ±20% 2 to 10 A Non-trip current Maximum voltage 50 to 500 mA at 25 °C 50 to 100 mA at 70 °C 16 to 400 V (RMS) 220 to 600 V ( RMS) Response time at 25 °C and 20 W overload power Matching Maximum continuous power at DESCRIPTION The component consists of a high-performance PTC ceramic disc mounted in a lead-frame for direct soldering onto a printed-circuit board (PCB) or substrate.