general purpose metal film leaded resistor features * * * * * Semi-precision metal film resistors Meets requirements of MIL-R-22684 Suitable for automatic machine insertion MFS two times the power rating of the standard body type Marking: Blue-gray body color with color-coded bands dimensions and construction L D l Trimming Line Ceramic Core Type d Marking Resistive Film End Cap Lead Wire Insulation Coating C L (ref.) Dimensions inches (mm) C (max.) D d +.007 -.004 +0.2) -0.1 l MFS1/4 .126 (3.2) .133 (3.4) .066 MF1/4 .248 (6.3) .280 (7.1) MFS1/2 .248 (6.3) .280 (7.1) .091.012 .024.002 (2.30.3) (0.60.05) 1.18.118 (30.03.0) .091.012 .024.002 (2.30.3) (0.60.05) MF1/2 .374 (9.5) .437 (11.1) .138.016 .031.002 (3.50.4) (0.80.05) MF1 .610 (15.5) .721 (18.3) .217.02 (5.50.5) (1.7 .018 (0.45) .031.002 1.50.126 (0.80.05) (38.13.2) ordering information New Part # MF Type MF MFS 1/4 Power Rating 1/4: 0.25mW 1/2: 0.50mW 1: 1W For further information on packaging, please refer to Appendix C. L T.C.R. E: 25 C: 50 D: 100 L: 200 C Termination Material C: SnCu L: SnPb T52 R Taping and Forming Packaging 1/4: T26, T52, VT, VTP, VTE, MT, M, U, M10, M25 1/2: T26, T52, VTP, VTE, M12.5, M15 1: T521 A: Ammo R: Reel R20 J Nominal Resistance +2%: 2 significant figures + 1 multiplier +0.5%,+1%: 3 significant figures + 1 multiplier "R" indicates decimal on value <10 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. Tolerance B: 0.1% C: 0.25% D: 0.5% F: 1% G: 2% J: 5% 12/29/04 KOA Speer Electronics, Inc. * Bolivar Drive * P.O. Box 547 * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 79 resistors MF, MFS MF/MFS resistors general purpose metal film leaded resistor applications and ratings Minimum Absolute Absolute Resistance Range () Power Operating Part Dielectric T.C.R. Maximum Maximum Rating Temperature Designation Withstanding (ppm/C) (B0.1%) (C0.25%) (D0.5%) (F1.0%) (G2.0%) (J5.0%) Working Overload @ 70C Range Voltage Voltage Voltage E-24 E-96 E-96 E-24 E-96 E-24 E-96 E-24 MFS1/4C MFS1/4D C: 50 0.25W 300V D: 100 -- -- 49.9 - 562k 10 - 1M *1.02-10M 10- 2.21M 10 - 2.21M 30.1 - 1.0M MF1/4C C: 50 30.1 - 750K 30.1 - 1.0M MF1/4D D: 100 24.3- 750K 24.3 - 1.0M E: 25 30.1 - 750K 30.1 - 1.0M 30.1 - 1.0M -- MF1/4E 0.25W 500V -- -- 250V 300V 0.20 - 33M 250V 500V 0.20 - 33M 1.0 - 10 0.51 - 10 MF1/4L L: 200 -- -- MF1/2C C: 50 47.5- 1.0M 47.5 - 1.5M MF1/2D D: 100 -- -- E: 25 47.5- 1.0M 47.5 - 1.5M 47.5 - 2.0M 47.5 - 2.0M -- -- -- 1.0 - 10 0.51 - 10 -- 10 - 5.11M 1.0 - 6.81M 1.0 - 6.81M 1.0 - 6.81M 47.5 - 4.64M 47.5 - 5.11M 47.5 - 5.11M 47.5 - 5.11M MF1/2E 0.50W 700V MF1/2L L: 200 MF1C MF1D C: 50 1W 700V 10 - 5.05M 10 - 5.11M 0.33 - 51M 0.33 - 51M 350V 700V 350V 700V 47.5 - 1.0M 47.5 - 2.49M D: 100 -- -- E: 25 47.5 - 2.0M 7.5 - 2.49M MF1E -55C to +155C 10 - 4.99M * Note: MFS1/4, 1.0% Resistance Range: 1.02-10M is available in C(SnCu) termination material only environmental applications Derating Curve Surface Temperature Rise 80 % Rated Power MF1/2 MFS1/2,MF1/4, MF1/2 (+2%&+5%) MF1/4 70 Temperature Rise (C) 100 60 40 20 0 -60 -40 -20 -55 0 20 40 60 80 100 120 140 70 Ambient Temperature (C) 60 50 30 20 10 0 160 155 MF1 MFS1/4 40 0 25 50 75 100 % Rated Power Performance Characteristics Parameter Temperature Coefficient Short Time Overload Resistance to Solder Heat Moisture Resistance Load Life Failure Rate Temperature Cycling Vibration Shock Terminal Strength Current Noise Voltage Coefficient Low Temperature Operation Requirement 200ppm/C (0.30% + 0.05) (0.20% + 0.05) 1.5% <10 -5 %/1000 hours (0.50% + 0.05) (0.20% + 0.05) 5 # Minimum <1.0v/v/decade <20ppm/v (0.30% + 0.05) Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 80 1/12/05 KOA Speer Electronics, Inc. * Bolivar Drive * P.O. Box 547 * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com