1733 Reader's Spreads pg1-203:document 1/27/09 4:08 PM Page 97 general purpose metal film leaded resistor EU features • Semi-precision metal film resistors • The discharge path resistor is recognized by UL 1676 and c-UL (CAS-C22.2 No.1-M94). (File No. E159326) (RK only) • 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 Trimming Line D l Ceramic Core Type L (ref.) Dimensions inches (mm) C (max.) D d (nom.) d Marking Resistive Film End Cap Derating Curve Temperature Rise (°C) 80 % Rated Power .133 (3.4) MF1/4 .248±.02 (6.3±0.5) .280 (7.1) .091±.012 (2.3±0.3) .024 (0.6) MFS1/2 .248±.02 (6.3±0.5) .280 (7.1) .091±.012 (2.3±0.3) .024 (0.6) MF1/2 .374±.04 (9.5±1.0) .437 (11.1) .138±.016 (3.5±0.4) .024 (0.6) MF1 .610±.02 (15.5±0.5) .721 (18.3) .217±.02 (5.5±0.5) .031 (0.8) RK1/4 .248±.02 (6.3±0.5) .280 (7.1) .091±.012 (2.3±0.3) .024 (0.6) RK1/2 .374±.04 (9.5±1.0) .437 (11.1) .138±.016 (3.5±0.4) .031 (0.8) RK1 .610±.04 (15.5±1.0) .720 (18.3) .217±.02 (5.5±0.5) .031 (0.8) MF1/2 MFS1/2,MF1/4, MF1/2 (+2%&+5%) MF1/4 70 60 40 20 0 .126±.008 (3.2±0.2) Surface Temperature Rise 100 0 -60 -40 -20 -55 MFS1/4 Lead Wire Insulation Coating C 60 50 30 20 10 0 20 40 60 80 100 120 140 160 70 155 Ambient Temperature (°C) MF1 MFS1/4 40 0 25 50 75 +.007 -.004 +0.2) -0.1 .066 100 (1.7 l .018 (0.45) 1.18±.118 (30.0±3.0) 1.50±.118 (38.0±3.0) 0.94 min. (24.0 min.) 1.50±.118 (38.0±3.0) % Rated Power ordering information New Part # MF Type MF MFS RK 1/4 For further information on packaging, please refer to Appendix C. 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 G: ±250 B: ±350 T52 Termination Material C: SnCu 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 <100Ω Tolerance B: ±0.1% C: ±0.25% D: ±0.5% F: ±1% G: ±2% J: ±5% Minimum Absolute Absolute Resistance Range (Ω) Power Operating Part Dielectric T.C.R. Maximum Maximum Rating Temperature Designation Withstanding (ppm/°C) (B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%) Working Overload @ 70°C 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 — — 250V -55°C to +155°C 300V 2.2 - 2.2M Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 1/13/09 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 1733 Reader's Spreads pg1-203:document 1/27/09 4:08 PM Page 98 PMS 300 neg. Black neg. MF, MFS, RK resistors general purpose metal film leaded resistor applications and ratings Minimum Absolute Absolute Resistance Range (Ω) Power Operating Part Dielectric T.C.R. Maximum Maximum Rating Temperature Designation Withstanding (ppm/°C) (B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%) Working Overload @ 70°C Range Voltage Voltage Voltage E-24 E-96 E-96 E-24 E-96 E-24 E-96 E-24 MF1/4C C: ±50 30.1 - 750K 30.1 - 1.0M 10 - 2.21M 10- 2.21M D: ±100 24.3Ω- 750K 24.3 - 1.0M E: ±25 30.1 - 750K 30.1 - 1.0M 30.1 - 1.0M 30.1 - 1.0M MF1/4L L: ±200 — — — 1.0 - 10 MFS1/2C C: ±50 — — 10 - 1M 10 - 2.21M MF1/4D 0.25W MF1/4E MFS1/2D 500V 0.50W 500V 1.0 - 3.01M MF1/2C C: ±50 47.5- 1.0M D: ±100 — — E: ±25 47.5- 1.0M 47.5 - 1.5M 47.5 - 2.0M 47.5 - 2.0M L: ±200 — — — 10Ω - 5.11M MF1/2E 700V MF1/2L MF1C C: ±50 MF1D 1W 700V MF1E RK1/4D RK1/4L 0.25W 500V RK1/4B RK1/2D RK1/2L 500V 0.50W 0.51 - 10 0.20 - 2.2M — 47.5 - 1.5M 500V 350V 700V 350V 700V 350V 700V 500V 700V 700V 1000V 1000V 1500V 350V 700V 10 - 4.99M 10 - 5.05M 10 - 5.11M — — 1.0 - 10 0.51 - 10Ω 0.33 - 5.6M 1.0 - 6.81M — — 47.5 - 4.64M 47.5 - 5.11M — — 3.09M - 25M — — -55°C to +155°C 47.5Ω - 1.0M 47.5 - 2.49M D: ±100 — — E: ±25 47.5 - 2.0M 7.5 - 2.49M D: ±100 — — — L: ±200 — — — — 3.3M - 33M 3.3M - 33M B: ±350 — — — 100k - 25M 100k - 33M 100k - 33M D: ±100 — — — 5.11M - 33M — — L: ±200 — — — — 6.2M - 33M 6.2M - 33M 100k - 51M 700V B: ±350 — — — 100k - 35M 100k - 51M RK1BC 1W 1000V B: ±350 — — — 100k - 51M 100k - 100M 100k - 100M RK1/2G* 0.50W 700V G: ±250 — — — — RK1/2B 250V 2.2 - 2.2M L: ±200 0.50W — 10 - 2.2M D: ±100 MFS1/2L MF1/2D — — 1M - 12M * Discharge path resistor environmental applications Performance Characteristics Parameter Resistance T.C.R. Requirement ∆ R ±(% + 0.05Ω) Limit Typical Within specified — tolerance Within specified — T.C.R. Overload (Short Time) RK: ±1%, RK1/2G: ±2.5% RK: ±0.6%, RK1/2G: ±2.5% 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 70°C Resistance to Solvent Impulse No breakdown Not less than 10,000MΩ — — 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 25°C Room temperature, +100°C 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 260°C ± 5°C, 10 seconds ± 1 second or 350°C ± 10°C, 3.5 seconds ± 0.5 second 1 minute 100V, 1 minute -55°C (30 minutes), +155°C (30 minutes), 5 cycles 40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70°C ± 2°C, 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. 100 1/09/09 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com