MCS Series Metal Element Current Sense Resistive Metal Alloy mOhm Technology, SMD FeatureS NiCu or MnCu resistive alloy material TCR 10ppm/K Marking epoxy UL-94-V0 conformal 96% alumina substrate thermo dissipation protec- tive layer Cu Terminal Electrode with Pb Free termination (60% Sn, 40% Ni) appliCationS Flame-retardant epoxy protective coat (UL-94-V0) Industrial electronics, power electronics: power Ultra low resistance value (0.005 ~ 0.050) supply, DC/DC converter, AC/DC converter, motor Precision resistance alloy (NiCr20AlSi, or CuMnNi) controller, automotive electronics material selected for low TCR (<50ppm/C) Batter y charger, PC, PDA, 3C products, Low inductance, low thermo EMF (<50V/C) Telecommunications, instruments, white goods SerieS SpeCiFiCationS Series Power Rating ( 70C) Resistance (m) Tolerance TCR (ppm/C) 3-9 100 MCS1320 0.75W 1% (F) 10-200 50 3-9 100 MCS1632 1W 1% (F) 10-400 50 2-9 100 MCS3264 2W 1% (F) 10-400 50 CharaCteriStiCS Resistance Range 0.005 - 0.05 Recommended Color white (top) / green (bottom) Derating Solder Profile Power 0.75, 1 and 2 watts at 70C 100 300 Soldering 10 sec. 5, 10, 15, 20, 25, 30, 35, 50 Standard resistance 250 80 values (m) 60 sec. 200 Preheating Cooling 60 120 sec. TCR 10m: 50ppm/C 150 <10m: 100ppm/C 40 100 Tolerance 1%, 3%, 5% 20 50 1/2 Rated voltage (PxR) 0 0 0 50 100 150 200 250 -55 0 50 70 100 150 Time (sec.) Ambient Temperature, Co Preheating: 145C 15, max. 120 sec. Soldering: min. 220C, max. 60 sec. Max. Temp.: 260C 5, 10 sec. Substrate Marking coating Alumina Flame-retardant epoxy Terminal ceramic meets UL-94-V0 (black) electrode Sn Ni Cu Adhesion Resistive Protective coating layer element Flame-retardant epoxy epoxy Cu-alloy meets UL-94-V0 (green) 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com 15 Percent Rated Power Temperature CMCS Series Metal Element Current Sense Resistive Metal Alloy mOhm Technology, SMD perForManCe CharaCteriStiCS Test Condition Maximum R JIS C 5201 4.13 Overload voltage 2.5x rated voltage for 5 sec. (0.5% +0.0005) Short Time Overload High Temp. Exposure JIS C 5202 7.11 Test chamber 155 3C for 1000 +48/-0 hours (0.5% +0.0005) Storage Two years under airtight conditions 10C~40C and relative humidity 75% 30 days at 10C~60C and relative humidity 95%. Low Temp. Storage JIS C 5202 7.1 Test chamber -55 3C for 96 4 hours (0.5% +0.0005) JIS C 5202 7.9 Temp. 60 2C, relative humidity 90-95%, rated DC voltage (0.5% +0.0005) Endurance under Damp applied 90 min. on, 30 min. off for 1000 +48/-0 hours and Load Thermal Shock JIS C 5202 7.4 -55 3C for 30 min. to room temp for 2-3 min. to +150 (0.5% +0.0005) 2C for 30 min. to room temp for 2-3 min., 100 cycles Load Life JIS C 5202 7.10 Temp. 70 2C, rated DC voltage applied 90 min. on, 30 (1% +0.0005) min. off for 1000 +48/-0 hours Solderability JIS C 5202 6.5 Solder temp. 235 5C, 2 0.5 sec. immersion New solder min. 90% of terminal JIS C 5202 6.4 Solder temp. 260 5C, 10 1 sec. immersion (0.5% +0.0005) Resistance to Solder Heat Mechanical Shock JIS C 5202 6.2 Load 10N (1.02kgf) for 10 1 sec., middle of specimen (0.5% +0.0005) pressurized Insulation Resistance JIS C 5202 5.6 DC 100 15V for 1 min. >102M diMenSionS (in./mm) L W T a Land Pattern L N 2 O Solder Thickness Type L W a T L2 O N (m) MCS1320 0.083/2.10.2 0.053/1.35.2 0.026/0.65.2 0.020/0.5.2 0.80mm 1.44mm 1.40mm 105 MCS1632 0.130/3.30.2 0.067/1.70.2 0.027/0.68.3 0.026/0.65.2 1.20mm 1.84mm 1.80mm 105 MCS3264 0.252/6.40.3 0.126/3.20.3 0.041/1.05.3 0.026/0.65.2 3.10mm 3.57mm 3.10mm 105 16 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com