general purpose metal film leaded resistor EU 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 Products with lead-free terminations meet EU RoHS and China RoHS requirements dimensions and construction L D Trimming Line l Ceramic Core Type d Marking Resistive Film End Cap Lead Wire Insulation Coating C L (ref.) Dimensions inches (mm) C (max.) D d l MFS1/4 .126 (3.2) .133 (3.4) .066 +.007 -.004 (1.7 +0.2 -0.1 ) MF1/4 .248 (6.3) .280 (7.1) .091.012 .024.002 (2.30.3) (0.60.05) MFS1/2 .248 (6.3) .280 (7.1) .091.012 .024.002 1.18.118 (2.30.3) (0.60.05) (30.03.0) MF1/2 .374 (9.5) .437 (11.1) .138.016 .024.002 (3.50.4) (0.60.05) MF1/2L .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) RK1/4 .248 (6.3) .280 (7.1) RK1/2 .374 (9.5) .437 (11.1) .091.012 .024.002 (2.30.3) (0.60.05) 1.18.118 .138.016 .031.002 (30.03.0) (3.50.4) (0.80.05) .018 (0.45) .031.002 1.50.126 (0.80.05) (38.13.2) ordering information New Part # MF Type MF MFS RK 1/4 C L Power Rating 1/4: 0.25W 1/2: 0.50W 1: 1W T.C.R. E: 25 C: 50 D: 100 L: 200 For further information on packaging, please refer to Appendix C. Termination Material C: SnCu (Other termination styles may be available, please contact factory for options) 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 applications and ratings R20 J Nominal Resistance +2%: 2 significant figures + 1 multiplier +0.5%,+1%: 3 significant figures + 1 multiplier "R" indicates decimal on value <100 Tolerance B: 0.1% C: 0.25% D: 0.5% F: 1% G: 2% J: 5% 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 MFS1/4L C: 50 0.25W 300V D: 100 L: 200 -- -- 49.9 - 562k 10 - 1M *1.02M - 10M -- -- 250V -55C to +155C 300V 2.2 - 2.2M * Note: MFS1/4, 1.0% Resistance Range: 1.02M-10M is available in C(SnCu) termination material only Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 9/09/08 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 99 resistors MF, MFS, RK resistors MF, MFS, RK 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 MF1/4C MF1/4D MF1/4E 0.25W 500V MF1/4L MFS1/2C MFS1/2D C: 50 30.1 - 750K 30.1 - 1.0M D: 100 24.3- 750K 24.3 - 1.0M E: 25 30.1 - 750K 30.1 - 1.0M 30.1 - 1.0M 30.1 - 1.0M L: 200 -- -- -- 1.0 - 10 -- -- -- 10 - 2.21M 500V D: 100 C: 50 47.5- 1.0M 47.5 - 1.5M D: 100 -- -- E: 25 47.5- 1.0M -- 0.50W 700V MF1/2L L: 200 MF1C C: 50 MF1D 1W 700V MF1E RK1/2D RK1/2L 0.25W 500V 0.50W 500V 10 - 5.05M 10 - 4.99M 47.5 - 1.5M 47.5 - 2.0M 47.5 - 2.0M -- -- 10 - 5.11M 47.5 - 1.0M 47.5 - 2.49M -- 0.20 - 2.2M 0.20 - 2.2M -- -- -- -- 1.0 - 10 0.33 - 5.6M 0.33 - 5.6M 1.0 - 6.81M -- -- 47.5 - 4.64M 47.5 - 5.11M -- -- D: 100 -- -- E: 25 47.5 - 2.0M 7.5 - 2.49M D: 100 -- -- -- 3.09M - 25M -- -- L: 200 -- -- -- -- 3.3M - 33M 3.3M - 33M D: 100 -- -- -- 5.11M - 33M -- -- L: 200 -- -- -- -- 6.2M - 33M 6.2M - 33M environmental applications Derating Curve Temperature Rise (C) 60 40 20 0 -60 -40 -20 -55 0 20 40 60 80 100 120 140 70 Ambient Temperature (C) 500V 350V 700V 350V 700V 350V 700V 500V 700V 700V 1000V -55C to +155C MF1/2 MFS1/2,MF1/4, MF1/2 (+2%&+5%) MF1/4 70 80 250V Surface Temperature Rise 100 % Rated Power -- L: 200 MF1/2D RK1/4L 1.0 - 3.01M 2.2 - 2.2M MF1/2C RK1/4D 1.0 - 2..21M C: 50 0.50W MFS1/2L MF1/2E 10- 2.21M 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. 100 3/06/07 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com