MF, MFS, RK 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 Products with lead-free terminations meet EU RoHS and China RoHS requirements * AEC-Q200 Qualified: MF1/4, MFS1/4, MFS1/2 dimensions and construction L Trimming Line D Type l Ceramic Core d Marking Resistive Film End Cap Lead Wire Insulation Coating C Derating Curve Surface Temperature Rise Temperature Rise (C) 100 % Rated Power 80 60 40 20 0 -60 -40 -20 -55 0 20 40 60 80 100 120 140 160 70 155 Ambient Temperature (C) 70 MFS1/2 60 MF1/2 MF1 MFS1/4 50 MFS1/4 .126.008 (3.20.2) .133 (3.4) MF1/4 .248.02 (6.30.5) .280 (7.1) .091.012 (2.30.3) .024 (0.6) MFS1/2 .248.02 (6.30.5) .280 (7.1) .091.012 (2.30.3) .024 (0.6) MF1/2C MF1/2D .354.04 (9.01.0) .437 (11.1) .138.016 (3.50.4) .024 (0.6) MF1/2L .354.04 (9.01.0) .437 (11.1) .138.016 (3.50.4) .024/.031 (0.6)/(0.8) MF1 .610.02 (15.50.5) .721 (18.3) .217.02 (5.50.5) .031 (0.8) RK1/4 .248.02 (6.30.5) .280 (7.1) .091.012 (2.30.3) .024 (0.6) RK1/2 .374.04 (9.51.0) .437 (11.1) .138.016 (3.50.4) .024 (0.6) RK1 .610.04 (15.51.0) .720 (18.3) .217.02 (5.50.5) .031 (0.8) MF1/4 30 20 10 0 25 50 75 +.007 -.004 +0.2) -0.1 .066 40 0 Dimensions inches (mm) C (max.) D d (nom.) L (ref.) 100 % Rated Power (1.7 l* .018 (0.45) 1.10.118 (28.03.0) 1.50.118 (38.03.0) 0.94 min. (24.0 min.) 1.50.118 (38.03.0) * Lead length changes depending on taping and forming. ordering information MF Type MF MFS RK 1/4 Power Rating 1/4: 0.25W 1/2: 0.50W 1: 1W For further information on packaging, please refer to Appendix C. L T.C.R. E: 25 C: 50 D: 100 L: 200 G: 250 B: 350 C T52 8 Termination Material C: SnCu Taping and Forming 1/4: T26, T52, VT, VTP, VTE, MT, M, U, M10, M12.5 1/2: T26, T52, VTP, VTE, M12.5, M15 1: T521 Lead Diameter MF1/2L: T52 & Bulk Only: 6: 0.6mm 8: 0.8mm Blank: All others sizes & packaging R Packaging 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 <100 Tolerance B: 0.1% C: 0.25% D: 0.5% F: 1% G: 2% J: 5% 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-192 E-24 E-96 E-24 -55C MFS1/4C C: 50 49.9 to 0.25W 300V -- -- 10 - 1M -- -- 250V 500V 562k MFS1/4D D: 100 +155C Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 8/08/18 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 169 resistors EU MF, MFS, RK general purpose metal film leaded resistor resistors applications and ratings (continued) 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-192 E-24 E-96 E-24 MF1/4C C: 50 -- -- D: 100 -- -- L: 200 -- 10- 2.21M 10 - 2.21M -- -- -- 1.0 - 10 0.51 - 10 -- -- 10 - 1M 10 - 2.21M 10 - 2.2M C: 50 -- -- D: 100 -- -- MF1/2L L: 200 -- -- MF1C C: 50 47.5 - 1.0M 47.5 - 2.49M MF1/4D 500V 0.25W MF1/4L MFS1/2C MFS1/2D 0.50W 500V MF1/2C MF1/2D 700V 0.50W MF1D 1W 700V MF1E C: 50 D: 100 RK1/4D RK1/4L 0.25W 500V -- 350V 700V -- 350V 700V 10 - 4.99M 10 - 5.05M 10 - 5.11M -- 1.0 - 10 0.51 - 10 10 - 5.11M 1.0 - 6.81M -- -- 47.5 - 1.0M 47.5 - 2.49M 47.5 - 4.64M 47.5 - 5.11M -- -- 3.09M - 25M -- -- -- -- D: 100 -- -- -- L: 200 -- -- -- -- 3.3M - 33M 3.3M - 33M RK1/4B B: 350 -- -- -- 100k - 25M 100k - 33M 100k - 33M RK1/2D D: 100 -- -- -- 5.11M - 33M -- -- RK1/2L 500V 250V -- D: 100 E: 25 -- 700V 0.50W RK1/2B L: 200 -- -- -- -- 6.2M - 33M 6.2M - 33M B: 350 -- -- -- 100k - 35M 100k - 51M 100k - 51M 100k - 100M 100k - 100M RK1BC 1W 1000V B: 350 -- -- -- 100k - 51M RK1/2G* 0.50W 700V G: 250 -- -- -- -- -- 1M - 12M 350V 700V 500V 700V 700V 1000V 1000V 1500V 350V 700V -55C to +155C * Discharge path resistor environmental applications Performance Characteristics Parameter Resistance T.C.R. Requirement R (% + 0.05) Limit Typical Within specified -- tolerance Within specified -- T.C.R. Overload (Short Time) RK: 1%, RK1/2G: 2.5% RK: 0.6%, RK1/2G: 1% MF: 0.5% MF: 0.3% Resistance to Solder Heat RK: 1%; RK1/2G: 5%; RK: 0.5%; RK1/2G: 1% MFS: 0.75%; MF1/4, MFS1/4: 0.4%; MF1/4, MFS1/2, MF1/2: 0.5%, MFS1/2, MF1/2: 0.25% Dielectric Withstanding Voltage Insulation Resistance Rapid Change of Temperature Moisture Resistance Endurance at 70C Resistance to Solvent Impulse Not less than 10,000M No breakdown -- -- RK,MF: 1%; RK1/2G: 5% MF: 0.3%; RK: 0.5%, RK1/2G: 1% RK: 5%; RK1/2G: 10%; MFS1/4: 1.5%; MF1/4, MFS1/2, MF1/2: 1% RK: 5%; RK1/2G: 10%; MFS1/4: 1.5%; MF1/4, MFS1/2, MF1/2: 1% No abnormality in appearance. Marking shall be easily legible No such abnormalities as short-circuit, burnout, breakdown, etc. RK: 2%; RK1/2G: 5%; MFS1/4: 1%; MF1/4, MFS1/2, MF1/2: 0.75% RK: 2%; RK1/2G: 5%; MFS1/4: 1%; MF1/4, MFS1/2, MF1/2: 0.75% Test Method 25C Room temperature, +100C, RK: +25C/+125C Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is less; MFS1/2: Rated voltage x 2 or max. overload voltage for 5 seconds, whichever is less 260C 5C, 10 seconds 1 second or 350C 10C, 3.5 seconds 0.5 second 1 minute 100V, 1 minute -55C (30 minutes), +155C (30 minutes), 5 cycles 40C 2C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle -- The resistor shall be immersed for 5 seconds in IPA -- Discharge from 1000pF capacitor 50 pulses. Internal 2.5 seconds. Charge voltage: 1.25kV (RK1/4), 2.5kV (RK1/2) and 6kV (RK1) Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 170 2/20/17 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: KOA Speer: MFS1/4DLT52R1004F MF1/4CLT52R4992F MF1/2DLT52R2213F MF1/2DLT52R2212F MF1/2CLT52R2201F MF1/4DL3324F MF1/4CLT52R4990F MF1/4DL33R2F MF1/4CL33R2F MF1/4DL3163F MF1/4CL3322F MF1/4DLT52R1152F MF1/4CL3321F MF1/4DL3322F MF1/4DL3162F MF1/4DL3161F MF1/4DLT52R1151F MF1/2DL3162F MF1/2CL3162F MF1/2DL3321F MF1/2DL33R2F MF1/2DL3322F MF1/2CL3321F MF1/2CL33R2F MF1/4CL3162F MF1/2CL3322F MF1/2CLT52R1473F MF1/2DLT52R2493F MF1/2DL2801F MF1/4DLT52R4750F MF1/4DLT52R4752F MF1/4DLT52R4751F MF1/2DL2210F MF1/2CL2210F MF1/4DLT52R4754F MF1/4CL2210F MF1/4CL2801F MF1/2CLT52R5101F MF1/4DL2R20F MF1/4DL2210F MF1/2CLT52R6982F MFS1/4DLT52R1001F MF1/4CL2214F MF1/2CL2214F MF1/4DL2801F MFS1/4DLT52R1002F MF1/4DCT52R3011F MF1/2DL2214F MF1/4DL2214F MF1/4DLT52R4753F MF1/2CLT52R6980F MF1/2CLT52R6981F MF1/4DLT26A4642F MFS1/4DLT52R1003F MF1/4DLT52R1R00F MF1/2CL2801F MF1/2DLT52R2491F MF1/4CLT52R1022F MF1/4DL2213F MF1/4DCT52R3013F MF1/2DLT52R2492F MF1/2DL2212F MF1/2CL2212F MF1/2DL2803F MF1/4DL5603F MF1/2CL2803F MF1/2CLT52R4532F MF1/4CL2213F MF1/2CL2213F MF1DLT521R27R4F MF1/2DL2213F MF1/4CLT52R10R0F MF1/4CLT52R1023F MF1/4DL2212F MF1/4DL2R21F MF1/4DL2211F MF1/2DLT52R2490F MF1/4CL2802F MF1/4CL2212F MF1/4DL2802F MF1/2CLT52R2001F MF1/4DLT26A3652F MF1/4CL2803F MF1/2DL2802F MF1/2DL2211F MF1/2CL2802F MF1/2CL2211F MF1/4CL2211F MF1/4DL2803F MF1/2CLT52R1471F MF1/4DLT52R3603F MF1/4DLT52R1R82F MF1/4CL51R1F MF1/4DL51R1F MF1/4DCT52R1243F MF1/2DLT52R2371F MF1/2CLT52R68R1F MF1/2DLT52R2370F MF1/4DLT52R2874F MF1/2CLT52R1433F