RSS 2W 240R J T/B

RSS series METAL OXIDE FILM RESISTORS, FLAMEPROOF (SMALL TYPE) ( ) Features 1. High power, Small body size. 2. Electrical and mechanical stability and high reliability. 3. Nonflame painting, Solvent proof, resistant to heat & humidity. 4. Annual shift is low for the strengthened metal oxide film. 5. Low noise can produce high resistance values which wire wound resistors can not reach. 1. 2. 3. 4. 5. ELECTRICAL AND MECHANICAL PERFORMANCE Characteristics Resistance Tolerance Resistance Temp. Coeff. Power Rating Load Short Time Overload Dielectric Withstanding Voltage Insulation Resistance Terminal Strength Test Methods Standards 5% ( J ) or - 2% ( G) 300 ppm / -55 Surface temp. 275 Max. 275 , R/R 1% ~ 155 Rated voltage for 30 minutes / 30 2.5 times of rated voltage for 5 seconds. 2.5 /5 2% No evidence of mechanical damage or insulation breakdown. 1,000MÙ Max. Working Voltage for 1 min. 1 DC100V or 500V megger No evidence of mechanical damage. Minimum 95% coverage 95% No evidence of mechanical damage. Resistance to Soldering Heat , R/R 1% Solder-ability < 1/2W 1 kg > 1W 2.5 kg 235 5 for 2 seconds 270 5 for 10 1 seconds 350 10 for 3.5 0.5 seconds ENVIRONMENTAL CHARACTERISTICS Characteristics Standards Temp. Cycle R/R 1% Load Life R/R 5% Moisture-proof Load Life R/R 5% Nonflammability Reference Standards IEC 60115-4 JIS C 5201-4 not flamed 25 Test Methods -55 ( 30 min.) Room Temp.( 3 min.) +155 ( 30 min.) Room Temp.( 3 min.) / ( 5 cycles) Rated power load 90 minutes ON 30 minutes OFF 70 1000 hours Rated power load 90 minutes ON 30 minutes OFF 40 95% RH 500 hours 16 times of rated wattage for 5 min. RSS series Dimensions Unit mm Rated Wattage D 1 H L H D H 3 Max. Working Voltage Max. Overload Voltage 2.6 0.5 6.8 28 0.6 0.22~33K 250V 400V 1W 3.5 9 28 0.65 0.22~50K 350V 600V 2W 4.5 11 28 0.8 0.22~50K 350V 600V 3W 5.0 15 28 0.8 0.22~50K 350V 600V 5W 8.5 24 38 0.8 0.22~100K 500V 800V 6W 8.5 32 33 0.8 0.22~150K 500V 800V 7W 8.5 41 38 0.8 0.22~200K 750V 1000V 10W 8.5 53 38 0.8 0.22~200K 800V 1500V 1/2W d L 1 Resistance d 0.1 (Ù) Note: 1. Too low or too high ohmic values can be supplied only case by case. 2. If high resistance values are required, we suggest using RDN series. 3. 0.22 ~ 9.1Ù are using alloy film. Rate Continuous Working Voltage ( RCWV ) shall be determined Rated Power X Resistance Value or Max. Working Voltage listed above, whichever less. Derating Curve Surface Temperature Rise For resistors operated in ambient temperatures above 70 , power rating must be derated in accordance with the curve below. -55 70 Surface Temperature Rise (OC) 100 Rated Load (%) 80 60 40 20 0 -50 0 50 100 155 150 200 250 300 10W 5~7W 200 3W 2W 1W 100 1/2W 275 0 0 Ambient Temp. (OC) 20 40 60 80 100 Rated Load (%) How to order It is composed by Type, Rated Wattage, Nominal Resistance, Tolerance and Package. e.g. RSS a. 1W b. 10R c. J d. T/B e. a. Type( ): Metal Oxide Film Resistors, Flameproof (Small Type) are called "RSS". b. Rated Wattage( ) : Shown by "W", such as 1/2W, 1W, 2W, 3W, 5W, 6W, 7W, 10W. c. Nominal Resistance( ) : 10Ù. d. Tolerance( ): G 2% , J 5% . e. Package ( ): T/R tape & reel ( ); T/B tape in box( ); Nil Bulk( ). 26