precision surface mount resistors wirewound or metal film technologies www.vishay.com for technical ques tions, contact: sf er@vishay.com document number: 50003 1 revision: 01-may-06 msp vishay sfernice features ? wide range of ohmic values ? low temperature coeffi cient ? good electrical insulation ? good mechanical strength ? high power specially designed for surface mounting, the msp series uses either wirewound or metal fi lm technology. the molded package ensures mechanical and climatic protection as well as high dielectric insulation. the msp design is compatib le with surface mounting equipment and can withstand wave and refl ow soldering techniques. dimensions in millimeters msp c d a b f f e recommended soldering areas z w x x technical specifications resistive technology wirewound metal film vishay sfernice series msp 1b msp 2b msp 3b msp 1c msp 2c power dissipation at + 25 c 1 w 2 w 2.5 w 0.5 w 1 w ohmic range in relation to tolerance 5 % 0.04 2.2k 0.04 4.7k 0.04 13k - - 2 % 0.04 2.2k 0.04 4.7k 0.05 13k - - 1 % 0.04 2.2k 0.04 4.7k 0.05 13k 10 332k 10 1m 0.5 % 0.4 2.2k 0.4 4.7k 0.3 13k 10 332k 10 1m 0.1 % consult vishay sfernice 10 332k 10 332k limiting element voltage 50v 120 v 200 v 300 v 350v critical resistance - - - 180k 122.5k average weight (in g) 0.2 0.8 1.5 0.2 0.8
msp precision surface mount resistors wirewound or metal film technologies vishay sfernice document number: 50003 for technica l questions, contact: sfer@vishay.com www.vishay.com revision: 01-may-06 2 msp b - wirewound technology msp c - metal film technology surface mounting soldering cycle: 2 minutes at 215 c or 10 seconds at 260 c or with an iron 40 w: 3 seconds at 350 c. soldering is possible by wave, reflow and vapor phase. non inductive winding non inductive (ayrton perry) winding available. please consult vishay sfernice. performance tests conditions wirewound metal film requirements wirewound nf c 83-210 metal film nf c 83-230 test results dielectric w/s voltage 500 v rms (0.1 % + 0.05) 0.25 % 0.05 % short time overload 5 pr/5 s (0.25 % + 0.05) 0.25 % 0.15 % climatic sequence 5 cycles - 55 c + 200 c - 55 c + 125 c (0.5 % + 0.05) ins. resistance > 100m 0.5 % ins. resistance > 100m 0.2 % ins. resistance > 103m humidity (steady state) 56 days 95 % rh 10 days low load (0.5 % + 0.05) ins. resistance > 100m 1 % ins. resistance > 100m 0.3 % ins. resistance > 103m vibration 10/ 2000 hz 10/ 500 hz (0.25 % + 0.05) 0.25 % 0.05 % load life pr + 25 c 2000 h 1000 h pr + 25 c 90/30 cycle (0.5 % + 0.05) ins. resistance 1g 1 % 0.5 % thermal shock 260 c 10 s (0.25 % + 0.05) 0.25 % + 0.05 0.2 % temperature coefficient in the te mperature range - 55c + 200c ohmic range nf c 83-210 limits typical value < 1 100 ppm/c 50 pm/c 1 to < 10 50 ppm/c 10 25 ppm/c + 0 to - 20 ppm/c temperature coefficient in the tem perature range - 55 c + 155 c ohmic range msp 1c msp 2c 10 to 332k k3: 50ppm/c k4: 25ppm/c > 332k - k3: 50 ppm/c
www.vishay.com for technical ques tions, contact: sf er@vishay.com document number: 50003 3 revision: 01-may-06 msp vishay sfernice precision surface mount resistors wirewound or metal film technologies power rating chart temperature rise marking sfernice trademark, ohmic value (in ), tolerance (in %), series and style, technology , manufacturing date. packaging in bulk (plastic bag of 10 units or multiples). in tube : msp1 70 units per tube msp2 50 units per tube msp3 40 units per tube in reel of 500 units for msp1 and msp2. ordering information msp 1 b ni 1.6k 1% series style technology b: wirewound c: metal film non inductive winding optional ohmic value tolerance packaging optional ambient temperature in c % rated power 125 100 75 50 25 0 0 50 100 150 200 250 300 msp b msp c rated power in watts hot spot temperature in c 250 200 150 100 50 0 0 0.5 1 1.5 2 2.5 3 m s p 1 c m sp 1 b m s p 2 b m s p 3 b m s p 2 c
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