LPS300

www.DataSheet4U.com LPS 300 Vishay Sfernice Power Resistor for Mounting onto a Heatsink Thick Film Technology FEATURES 300 W at 85 °C bottom case temperature Wide resistance range: 0.3 Ω to 900 kΩ E24 series Non inductive Easy mounting Low thermal radiation of the case Compliant to RoHS directive 2002/95/EC DIMENSIONS in millimeters 25.8 ± 1 60 36 LPS 300 6K8 5 % V2 25.2 21.2 15.2 64.7 2 x Ø 4.2 34 57 2 x M4 useful depth: 8 Ø 20 13.6 Note Tolerances unless stated: ± 0.2 mm MECHANICAL SPECIFICATIONS Mechanical Protection Resistive Element Substrate End Connections Tightening Torque - On Connections - On Heatsink Maximum Torque Weight Insulated case UL 94 V-0 Thick film Alumina Screws M4 2 Nm 2 Nm 2.5 Nm 83 g ± 10 % ELECTRICAL SPECIFICATIONS Resistance Range Tolerances (Standard) Power Rating and Thermal Resistance Temperature Coefficient - 55 °C/120 °C IEC 60115-1 Standard 0.3 Ω to 900 kΩ ± 1 % to ± 10 % 300 W at + 85 °C bottom case temperature RTH (j - c): 0.112 °C/W R ≤ 1 U: ± 500 ppm/°C 1 U < R ≤ 10 U: ± 300 ppm/°C 10 U < R: ± 150 ppm/°C 5 kV 7 kVRMS or 12 kVRMS ≥ 104 MΩ ≤ 0.1 µH 83.33 kΩ Limiting Element Voltage UL ENVIRONMENTAL SPECIFICATIONS Temperature Range Climatic Category - 55 °C to 120 °C 55/120/56 Dielectric Strength IEC 60115-1, 1 min, 10 mA max. Insulation Resistance Inductance Critical Resistance Document Number: 50052 Revision: 09-Jun-10 For technical questions, contact: [email protected] www.vishay.com 61 LPS 300 Vishay Sfernice...