MELF Resistors manufactured by Vishay are small, cylindrical surface mount resistors, marked with the Vishay logo and the MELF identifier. The SMM02040D5629BB300 is a thick-film, low-cost, high-precision resistor rated at 0.02 ohm, ±0.15 % tolerance, 25 W power dissipation, 5000 V surge power, and 10 ppm/K T-C. Its size is 0204 (L x W) inches. It features operating temperature range from -55 to +125 °C and high-temperature stability with pre-ageing. It has 400 V rated voltage and provides good thermal stability for applications.