China 1r 1 Ohm 2W 1/4W 1% Metal Film Resistor Color Code 650 Ohm Metal Film Five-Color Ring 1% 5% 1W 2W 0.5W 500 50 40 Ohm Resistance, Find details about China Metal Film Fixed Resistor, Mf from 1r 1 Ohm 2W 1/4W 1% Metal Film Resistor Color Code 650 Ohm Metal Film Five-Color Ring 1% 5% 1W 2W 0.5W 500 50 40 Ohm Resistance
NO | Item | Specification | Test method | ||
1 | insulation resistance | 10000MΩ min | |||
2 | short time over load | ±(1%+0.05Ω) | 2.5 times rated voltage for 5 seconds | ||
3 | tempeature cycling | ±(1%+0.05Ω) | -30ºC ~ 85ºCfor 5 cycles | ||
4 | load life in moisture | ±1% | rated voltage 1.5hr"on",0.5hr"off"at 40ºC,95% RH for 1000hrs | ||
5 | heat resistance of solder | ±(0.25%+0.05Ω) | 350ºC for 3 seconds |