1218 Reader's Spreads 6/20/02 8:29 PM Page 181 MFS reduced size metal film leaded resistor features * Two times the power rating of the standard body size * Suitable for automatic machine insertion * Marking: Blue-gray body color with color-coded bands dimensions and construction L D Trimming Line l Ceramic Core d Marking Resistive Film End Cap Dimensions inches (mm) C (max.) D d Type L (ref.) MFS1/4 .126 (3.2) .165 (4.2) MFS1/2 .248 (6.3) .280 (7.1) l .067.008 .018.002 (1.70.2) (0.450.05) 1.18.118 .091.012 .024.002 (30.03.0) (2.30.3) (0.60.05) Lead Wire Insulation Coating C leaded resistors ordering information Old Part # New Part # SN2C, MS5OSS D 1001 F T52 Type T.C.R. Resistance Tolerance Packaging MFS 1/4 D L T52 Termination Material L: SnPb C: SnCu Taping and Forming 1/4: T52, T26, VT, MT, M, U 1/2: VTP, VTE, T52, T26 Type For further information on packaging, please refer to Appendix C. Power Rating 1/4: 0.25W 1/2: 0.5W T.C.R. C: 50 D: 100 R Packaging A: Ammo R: Reel 1001 Nominal Resistance 3 significant figures + 1 multiplier "R" indicates decimal on value <10 F Tolerance D: 0.5% F: 1.0% G: 2.0% J: 5.0% Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 182 KOA Speer Electronics, Inc. * Bolivar Drive * P.O. Box 547 * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 1218 Reader's Spreads 6/20/02 8:29 PM Page 182 PMS 300 neg. Black neg. MFS reduced size metal film leaded resistor applications and ratings Part Designation Power Rating @ 70C MFS1/4 0.25W MFS1/2 0.50W Minimum Dielectric Withstanding Voltage 500V Resistance Range E-96 (F1%) Absolute Maximum Working Voltage Absolute Maximum Overload Voltage 10 - 1.0M 250V 500V 10 - 12.21M 350V 700V Operating Temperature Range -55C to +155C environmental applications Derating Curve Surface Temperature Rise 80 50 Temperature Rise (C) 60 % Rated Power 100 60 40 20 0 -60 -40 -20 -55 0 20 40 60 80 100 120 140 70 Ambient Temperature (C) MFS1/2 40 30 MFS1/4 20 10 0 160 155 0 25 50 75 100 % Rated Power Parameter Resistance T.C.R. Requirement R (% + 0.05) Limit Typical Within regulated tolerance -- Within specified T.C.R. Overload 0.5 0.3 Resistance to Solder Heat Rapid Change of Temperature 0.75 1.0 0.4 0.3 1.5 1.0 1.0 0.5 Moisture Resistance Endurance @ 70C High Temperature Exposure Test Method 25C +25C/-55C and +25C/+125C Rated voltage x 2.5 or maximum overload voltage for 5 seconds, whichever is less 260C 5C for 10 seconds 1 second -55C (30 minutes)/+155C (30 minutes), 5 cycles 40C 2C, 90 - 95% RH, 1000 hours, 1.5 hour ON, 0.5 hr OFF cycle 70C 2C, 1000 hours, 1.5 hour ON, 0.5 hr OFF cycle +125C, 100 hours Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. KOA Speer Electronics, Inc. * Bolivar Drive * P.O. Box 547 * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 183 leaded resistors Performance Characteristics