MF, MFS 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 l Dimensions inches (mm) Trimming Line Ceramic Core D Type L (ref.) C (max.) D d l +.007 .066 d -.004 .126 .133 .018 MFS1/4 +0.2 (3.2) (3.4) (0.45) (1.7 ) -0.1 .248 .280 .091.012 .024.002 MF1/4 (6.3) (7.1) (2.30.3) (0.60.05) 1.18.118 (30.03.0) .248 .280 .091.012 .024.002 Marking Resistive End Lead MFS1/2 (6.3) (7.1) (2.30.3) (0.60.05) Film Cap Wire .374 .437 .138.016 .031.002 Insulation Coating MF1/2 (9.5) (11.1) (3.50.4) (0.80.05) C .610 .721 .217.02 .031.002 1.50.126 MF1 (15.5) (18.3) (5.50.5) (0.80.05) (38.13.2) ordering information New Part MF 1/4 L C T52 R R20 J Power Termination Nominal Type T.C.R. Taping and Forming Packaging Tolerance Rating Material Resistance MF 1/4: 0.25mW E: 25 C: SnCu 1/4: T26, T52, VT, VTP, A: Ammo +2%: 2 signifi- B: 0.1% VTE, MT, M, U, cant figures + MFS 1/2: 0.50mW C: 50 L: SnPb R: Reel C: 0.25% M10, M25 1 multiplier 1: 1W D: 100 D: 0.5% 1/2: T26, T52, VTP, +0.5%,+1%: L: 200 F: 1% VTE, M12.5, M15 3 significant G:2% figures + 1 1: T521 multiplier J: 5% R indicates decimal on For further information on packaging, value <10 please refer to Appendix C. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 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 resistorsresistors MF/MFS 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 E-96 E-96 E-24 E-96 E-24 E-96 E-24 E-24 Voltage Voltage MFS1/4C C: 50 10 - 1M 49.9 - 562k 0.25W 300V 250V 300V *1.02-10M MFS1/4D D: 100 30.1 - 750K 30.1 - 1.0M MF1/4C C: 50 10- 2.21M 10 - 2.21M 24.3 - 750K 24.3 - 1.0M 0.20 - 33M MF1/4D D: 100 0.20 - 33M 0.25W 500V 250V 500V 30.1 - 750K 30.1 - 1.0M 30.1 - 1.0M 30.1 - 1.0M MF1/4E E: 25 1.0 - 10 0.51 - 10 MF1/4L L: 200 -55C 47.5- 1.0M 47.5 - 1.5M 10 - 4.99M to MF1/2C C: 50 10 - 5.05M +155C MF1/2D D: 100 10 - 5.11M 0.33 - 51M 0.33 - 51M 0.50W 700V 350V 700V 47.5- 1.0M 47.5 - 1.5M 47.5 - 2.0M 47.5 - 2.0M MF1/2E E: 25 1.0 - 10 0.51 - 10 MF1/2L L: 200 47.5 - 1.0M 47.5 - 2.49M MF1C C: 50 10 - 5.11M 1.0 - 6.81M 1.0 - 6.81M 1.0 - 6.81M MF1D 1W 700V 350V 700V D: 100 47.5 - 2.0M 7.5 - 2.49M 47.5 - 4.64M 47.5 - 5.11M 47.5 - 5.11M 47.5 - 5.11M MF1E E: 25 * 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 MF1/2 100 70 MFS1/2,MF1/4, 60 MF1/2 (+2%&+5%) 80 MF1/4 50 60 40 MF1 MFS1/4 30 40 20 20 10 0 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 025 50 75 100 -55 70 155 Ambient Temperature % Rated Power (C) Performance Characteristics Parameter Requirement Temperature Coefficient 200ppm/C Short Time Overload (0.30% + 0.05 ) Resistance to Solder Heat (0.20% + 0.05 ) Moisture Resistance 1.5% Load Life -5 Failure Rate <10 %/1000 hours Temperature Cycling (0.50% + 0.05 ) Vibration (0.20% + 0.05 ) Shock Terminal Strength 5 Minimum Current Noise <1.0v/v/decade Voltage Coefficient <20ppm/v Low Temperature Operation (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. 1/12/05 80 KOA Speer Electronics, Inc. Bolivar Drive P.O. Box 547 Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com % Rated Power Temperature Rise (C)