LCM0207SI Vishay Draloric Carbon Film, Cylindrical, Fusible Resistors FEATURES Fusible resistor for constant voltage designed for overload protection Specially spiralled to provide the fusible function Flame retardant coating Used in battery chargers, TV-sets, cordless phones, PC/CPU-cooler Pure tin termination on nickel barrier, plated on press fit steel caps Compatible with lead (Pb)-free and lead containing soldering processes Lead (Pb)-free and RoHS compliant STANDARD ELECTRICAL SPECIFICATIONS 1) POWER RATING P TEMPERATURE COEFFICIENT TOLERANCE RESISTANCE RANGE 70 MODEL E-SERIES ppm/K % W LCM0207SI 0.25 + 300/- 250 5 R22 - 1K0 24 Note 1. Permissible dissipation depends on the maximum temperature at Marking: According to IEC 60062 see also datasheet surface the solder point, the component placement density and the mount resistor marking (document number: 20020) substrate material. TECHNICAL SPECIFICATIONS PARAMETER UNIT LCM0207SI Rated Dissipation at 70 C W 0.25 > 1R0 4 Minimum Overload to Fuse W < 1R0 5 Time to Fuse (max) s 15 2) K/W 220 Thermal Resistance -1 7 Voltage Coefficient V 10 Category Temperature Range C - 55 to + 125 -9 Failure Rate 10 /h < 30 Weight/1000 pcs g 71 Note 2. Based on measurements on test board acc. to EN 140400. 3) PART NUMBER AND PRODUCT DESCRIPTION 4) PART NUMBER : LCM02070B01008JBP LC M 0 2 0 7 B 0 1 0 0 8 J B P 5) PACKING SPECIAL MODEL/SIZE SPECIAL CHARACTER TC VALUE TOLERANCE LCM0207 B = SI Fusible 0 = neutral 3 digit value J = 5 % BP up to 2 digits BS 00 = standard 1 digit multiplier see data sheet Multiplier for TC value -3 0 7 = *10 0 = *10 -2 1 8 = *10 1 = *10 -1 9 = *10 PRODUCT DESCRIPTION: LCM0207SI 1R0 5% BP 1R0 5 % BP LCM0207SI 5) MODEL RESISTANCE VALUE TOLERANCE PACKING LCM0207SI 1R0 = 1 5 % BP BS R22 = 0.22 Note 3. Products can be ordered using either the PRODUCT DESCRIPTION or the PART NUMBER. 4. The PART NUMBER is shown to facilitate the introduction of a unified part numbering system. Currently, this PART NUMBER is applicable in the Americas only. 5. Please refer to table PACKING, see below. www.vishay.com For technical questions contact: ff3bresistors vishay.com Document Number: 20002 54 Revision: 15-Feb-06LCM0207SI Carbon Film, Cylindrical, Fusible Resistors Vishay Draloric Dimensions DIMENSIONS in millimeters MODEL D d* L A A max max min LCM0207SI 2.2 D - 0.4 5.8- 0.3 1.2 0.6 * d measured in the middle of the resistor SOLDER PAD DIMENSIONS in millimeters MODEL REFLOW SOLDERING WAVE SOLDERING ab l a b l LCM0207SI 1.8 2.5 2.9 2.4 2.5 2.8 PACKING BLISTER TAPE ON REEL ACC. IEC 60286-3 MODEL DIAMETER PIECES/REEL CODE 180 mm/7 1500 BP LCM0207SI 330 mm/13 7500 BS Further information about PACKING see also datasheet surface mount resistor packing (document number: 20014). 120 50 40 100 30 20 80 10 60 7 5 40 4 3 2 20 1 0 12345678910 20 30 40 50 - 55 - 25 0 25 50 75 100 125 70 PoPowweer in r in WW Derating Ambient Temp In C Fusing Performance 500 300 200 100 50 30 20 10 0110001K 10K Resistance Resistance VValaluue in e in U in case of failure and max. pulse voltage max Document Number: 20002 For technical questions contact: ff3bresistors vishay.com www.vishay.com Revision: 15-Feb-06 55 VVoltage oltage U VV Power Rating P in % FFuusing Time in ssing Time in s