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| M25SI Vishay Draloric Thin Film, Rectangular, Fusible, Resistor Chips FEATURES * Metal film on high quality ceramic * Special protective top coat * Flame retardant * SnPb contacts on Ni barrier layer * Fusible resistor for constant voltage * Automatic placement compatibility STANDARD ELECTRICAL SPECIFICATIONS MODEL INCH M25SI 1206 SIZE METRIC 3216 POWER RATING W70C 0.25 LIMITING ELEMENT VOLTAGE V MAX PxR TEMPERATURE COEFFICIENT ppm/K 100 % 5 TOLERANCE RESISTANCE RANGE E-SERIES 1R - 3K9 24 * Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material. * Marking: 3 digits. * Ask about extended value ranges. * TC 50ppm/C, Tolerance 1% on special request. * Top coat: beige, transparent. Time to Fuse in Seconds 1000 100 10 1 0.1 0.01 0.001 TECHNICAL SPECIFICATIONS PARAMETER Rated Dissipation at 70C Insulation Voltage (1 min) Thermal Resistance 1) UNIT W Vdc/ac peak K/W C h-1 g M25SI 0.25 > 300 2201) Insulation Resistance Category Temperature Range Failure Rate Weight / 1000pcs 1) > 10 9 - 55 / + 125 1 *10-9 10 Measuring conditions in acc. with CECC 40401 0 1 2 3 4 5 6 7 8 Voltage in V Fusing Performance 1000 9 10 Power / Watt PULSE TEST DATA Pulse Power (Square Pulse) Pulse Duration ti Pulse Pause tp Number of pulses Drift after pulse test 0.9W 100s 100ms 105 < 0.1% 0.3W 100ms 1s 100 10 105 < 0.1% 1 1 10 100 1000 10000 Resistance Value in Ohm Maximum Applicable Voltage after Fusing ORDERING INFORMATION M25SI MODEL 100 TC ppm / K 91R 5% P5 PACKAGING P5-Papertape 5000 pcs Document Number 20031 Revision 05-Aug-02 RESISTANCE VALUE TOLERANCE % www.vishay.com 70 For Technical Questions, contact: ff2aresistors@vishay.com M25SI Thin Film, Rectangular, Fusible, Resistor Chips DIMENSIONS SIZE INCH METRIC 1206 3216 L DIMENSIONS in millimeters W H T1 T2 0.4 0.2 Vishay Draloric 0.10 3.2 + 0.20 1.6 0.15 0.55 0.05 0.45 0.2 - SIZE INCH METRIC 1206 3216 SOLDER PAD DIMENSIONS in millimeters* a 0.9 b 1.7 l 2.0 a 1.1 b 1.7 l 2.3 *Pads: recommendations only Rated Power In % Temperature Rise In C -25 0 25 50 75 100 125 150 175 70 Ambient Temperature in C 120 100 100 75 80 60 60 45 40 20 0 - 55 30 15 0 0 0.1 0.2 0.3 0.4 Power in Watt Derating Temperature Rise PERFORMANCE TEST Endurance Test at 70C IEC 60115-1 4.25.1 Endurance at UCT IEC 60115-1 4.25.3 Thermal Shock IEC 60115-1 4.19, IEC 60068-2-14 Damp Heat Steady State IEC 60115-1 4.24, IEC 60068-2-3 Resistance to Soldering Heat IEC 60115-1 4.18, IEC 60068-2-20 1) CONDITIONS OF TEST 1000 hours at 70C 1.5 hours "ON", 0.5 hours "OFF" 1000 hours at 125 C without load Rapid change between upper and lower category temperature 56 days at 40C and 93% relative humidity 10 seconds at 260C solder bath temperature REQUIREMENTS1) 1% 1% 0.2% 0.5% 0.2% Limits for change of resistance at test APPLICABLE SPECIFICATIONS * CECC40000 / 40400 * EN140400 / IEC 60115 - 1 For Technical Questions, contact: ff2aresistors@vishay.com Document Number 20031 Revision 05-Aug-02 www.vishay.com 71 |
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