A15433-002

Tgard™ 500 Thermally Conductive Insulators THICKER THERMAL INSULATOR PAD PREVENTS ELECTRICAL SHORTS IN AUTOMOTIVE ELECTRONICS APPLICATIONS Tgard™ 500 is a medium thermal performance insulator pad consisting of a ceramic filled high temperature silcone rubber coated on electrical grade fiberglass. Tgard 500 is designed for applications that require additional thickenss to prevent electrical shorts form stamped aluminum heatsinks used in switching mode power supplies (SMPS) and debris from aluminum castings used in automotive motor controls. Americas: +1.847 839.6907 IAS-AmericasEastSales@lairdtech.com Europe: +44.1628.858941 IAS-EUSales@lairdtech.com Asia: ++86.21.5855.0827.127 IAS-AsiaSales@lairdtech.com CLV-customerservice@lairdtech.com www.lairdtech.com/thermal FEATURES AND BENEFITS APPLICATIONS • • • • • Automotive motor controls • Switching mode power supplies - stamped aluminum heatsinks High breakdown voltage of > 6,000 volts AC Thermal resistance of 0.48º C-in2/watt at 50 psi Thermal resistance of 0.28º C-in2/watt at 400 psi Thick enough to encapsulate burrs of stamped heatskinks Tgard™ 500 Thermally Conductive Insulators PROPERTIES TEST METHOD METRIC VALUES IMPERIAL VALUES Dielectric with standard voltage 50mm probe for 30 sec ASTM D149 4,500 volts AC 4,500 volts AC Dielectric breakdown voltage 50mm probe ASTM D149 Avg >6,000 volts AC Avg >6,000 volts AC Volume resistivity ASTN D257 1012 ohm-cm 1012 ohm-in Dielectric constant @1Mhz ASTN D257 3.3 3.3 UL746D 150ºC 302ºF 0.23 mm 0.009 in ELECTRICAL PROPERTIES Electrical RTI temperature rating MECHANICAL PROPERTIES Thickness Hardness ASTM D2240 80 Shore A 80 Shore A Tensile strength ASTM D412 11.7 Mpa 1.7 Kpsi Elongation @ 45º to warp/fill ASTM D412 20% 20% Elongation along width or length ASTM D412 5% 5% -60º to 180ºC -76º to 356ºF Brown Brown V-0 V-0 Operating temperature range Color UL flammability rating PRESSURE UL 94 UNITS 10 (69) 25 (172) 50 (345) Modified ASTM D5470 ºC-in2/watt 0.81 0.70 0.48 Modified ASTM D5470 2 ºC-cm /watt 5.16 4.52 ºC/watt 1.29 1.01 100 (689) 200 (1379) 400 (2758) 0.33 0.30 0.28 3.21 2.13 1.94 1.80 0.95 0.79 0.77 0.76 TOTAL THERMAL RESISTANCE T0-220 Standard thickness: 9 mils (0.229 mm) Configurations available: • Sheet form, roll form and die-cut parts • Single-side, pressure-sensitive adhesive on request Standard options: • Without adhesive (A0): 12 x 18” sheets, 12” x 65M, 12” x 30M roll or custom configuration • With adhesive (A1): 11.75 x 18” sheets, 11.75” x 30M roll or custom configuration Data for design engineer guidance only. Observed performance varies in application. Engineers are reminded to test the material in application. THR-DS-Tgard-500_03_20_17 Any information furnished by Laird and its agents is believed to be accurate and reliable. All specifications are subject to change without notice. Responsibility for the use and application of Laird materials rests with the end user, since Laird and its agents cannot be aware of all potential uses. Laird makes no warranties as to the fitness, merchantability or suitability of any Laird materials or products for any specific or general uses. Laird, Inc or any of its affiliates or agents shall not be liable for incidental or consequential damages of any kind. All Laird products are sold pursuant to the Laird Terms and Conditions of sale in effect from time to time, a copy of which will be furnished upon request. © Copyright 2014 Laird, Inc. All Rights Reserved. Laird, the Laird Logo, and other marks are trademarks or registered trademarks of Laird, Inc. or an affiliate company thereof. Other product or service names may be the property of third parties. Nothing herein provides a license under any Laird or any third party intellectual property rights. Document A 15173-00 Rev C 07_31_2014