1570 Reader's Spreads pg1-188 3/26/07 2:27 PM Page 96 LF, LFF, RK26 resistors radial metal film leaded resistors features * Lead frame construction * High density assembly and excellent self-standing strength * Marking: Blue body color with color dot marking for resistance and tolerance values * Products with lead-free terminations meet RoHS requirements. Pb located in glass material, electrode and resistor element is exempt per Annex 1, exemption 5 of EU directive 2005/95/EC dimensions and construction L Trimming Line D Ceramic Core Type L (max.) .197 (5.0) LF1/8 h LF1/4 .295 (7.5) LF1/4L Marking t Resistive Film Insulation Coating End Cap .02.004 (0.50.1) LFF1/4 P .100.008 .236.039 (2.540.2) (6.01.0) .098 (2.5) RK26B2E .285 (7.25) .200.008 (5.080.2) .300.012 (7.620.3) .413 (9.6) LF1/2 H Lead Frame Dimensions inches (mm) D (max.) P H .100 (2.54) h (max.) t .200 (5.08) .010 (0.25) .217 (5.5) .012 (0.3) .118.020 (3.00.5) .217.020 (5.50.5) .200.012 .197.039 (5.080.3) (5.01.0) ordering information - LF, LFF New Part # LF Type LF LFF 1/4 C T Power Rating 1/8: 0.125W 1/4: 0.25W 1/4L: 0.25W 1/2: 0.5W T.C.R. (ppm/C) C: 50 D: 100 L: 200 Termination Material T: Sn (Other termination styles may be available, please contact factory for options) T A Taping Packaging T: Taping (1/8W, 1/4W only) Blank: Bulk Ammo (1/8, 1/4 only) T A Taping Packaging T: Taping Blank: Bulk Ammo 1000 Nominal Resistance 2%, 5%: 2 significant figures + 1 multiplier "R" indicates decimal on value <10 0.5%, 1%: 3 significant figures + 1 multiplier "R" indicates decimal on value <100 D Tolerance D: 0.5% F: 1% G: 2% J: 5% ordering information - RK26 New Part # RK26 Type RK26 For further information on packaging, please refer to Appendix C. B 2E T T.C.R. (ppm/C) B: 350 Power Rating 2E: 0.25W Termination Material T: Sn (Other termination styles may be available, please contact factory for options) 1003 Nominal Resistance 2%, 5%: 2 significant figures + 1 multiplier "R" indicates decimal on value <10 0.5%, 1%: 3 significant figures + 1 multiplier "R" indicates decimal on value <100 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 98 F Tolerance F: 1% G: 2% J: 5% 2/19/07 KOA Speer Electronics, Inc. * Bolivar Drive * P.O. Box 547 * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 1570 Reader's Spreads pg1-188 3/26/07 2:27 PM Page 97 radial metal film leaded resistors applications and ratings Part Designation Power Rating LF1/8 0.125W T.C.R. (ppm/C) Max. D0.5% F1% E-96 E-24,E-96 G2% E-24 J5% E-24 Absolute Maximum Working Voltage 44.9 - 562k 4.7 - 1M 1 - 1M 1 - 1M 200V 400V 10 - 1M 10 - 1M 1 - 1M 1 - 1M 250V 500V Resistance Range () Absolute Maximum Overload Voltage Rated Operating Ambient Temperature Temperature Range C: 50 D: 100 L: 200 C: 50 LF1/4 LF1/4L 0.25W D: 100 L: 200 +70C C: 50 LF1/2 D: 100 0.5W -55C to +150C 10 - 1M 10 - 1M 1 - 1M 1 - 1M 350V 700V -- 10 - 100k 10 - 100k -- 250V 500V -- 100K - 22M 100K - 33M 100K - 33M 500V 700V L: 200 LFF1/4 0.25W RK26B2E 0.25W C: 50 D: 100 B: 350 -55C to +155C environmental applications Derating Curve 100 % Rated Power 80 60 LFF, RK26 40 LF 20 0 -60 -40 -20 -55 0 20 80 100 120 140 160 70 150 155 Ambient Temperature (C) 40 60 Performance Characteristics Parameter Short Time Overload Effects of Solder Moisture Resistance Load Life Temperature Cycling Vibration Requirement (0.5% + 0.05) (1.0% + 0.05) (0.5% + 0.05) (0.2% + 0.05) Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 1/03/05 KOA Speer Electronics, Inc. * Bolivar Drive * P.O. Box 547 * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 99 resistors LF, LFF, RK26