HIGH RESISTANCE RK RK1/2G Coat Insulated Glazed Metal Film Fixed Resistors Discharge Path Resistors Construction C d L Coating colorLight gray MarkingColor code D Marking Insulation coating Trimming line Ceramic core Electrode cap Lead wire Resistive film Features 1%,100x10-6/K UL1676c-UL(CSA-C22.2 No.1M94) File No. E159326 RoHS RoHS Respondable to resistance tolerance 1% and T.C.R. 100x10-6/K. Resistors up to high resistance range in small sizes are available. Highly stable against environmental conditions and overload. The discharge path resistor is recognized by UL1676 and c-UL (CSA-C22.2 No.1-M94). (File No. E159326) Products with lead free termination meet RoHS requirement. RoHS regulation is not intended for Pb-glass containd in electrode, resistor element and glass. High Voltage Type Resistors Dimensions Dimensionsmm Type L C Max. D RK 1/4 6.30.5 7.1 2.30.3 RK 1/2 9.51.0 11.1 3.50.4 15.51.0 18.3 9.51.0 11.1 RK 1 RK 1/2G Weightg d (Nominal) 1000pcs 250 0.6 24 Min. 5.50.5 0.8 383 1340 3.50.4 0.6 24 Min. 380 380 Discharge path resistor Reference Standards UL1676 -ULCSA-C22.2 No.1-M94(File No.E159326) Recognized. EIAJ RC-2128 Type Designation Example Old Type RK New Type RK 14 Product Code 1/4 B Power Rating 1/40.25W 1/20.5W 11W T.C.R. x10-6/K D100 L 200 G250 B350 B Terminal Style 14 14Axial lead 15 15U forming 16 16M forming 2E T.C.R. x10-6/K K100 L 200 G250 B350 Power Rating 2E0.25W 2H0.5W 3A1W T52 A 10M J C T52 A 106 J Terminal Taping & Forming See table below Packing Nominal Resistance F4 digits G, J3 digits Resistance Tolerance F1 G2 J5 Surface Material CSnCu LSn/Pb A AAMMO R RREEL APPENDIX CFor further information on taping, please refer to APPENDIX C on the back pages. Type RK1/4 RK1/2 RK1 RK1/2G T26 - - - Taping & Forming Matrix Axial Taping T52 T521 - - - - U U Forming U UC-5 - - - - - - L L Forming L10A L20A - - - - - - 10 M10F - - - M10R - - - M Forming M12.5 M12.5R M12.5F - M12.5F M15 - M15F - M15F - M15R - M15R :T.C.R. Type RK1/4 RK1/2 RK1 RK1/2G Ratings T.C.R. Power Rating x10-6/K 0.25W 0.5W0 1W0.0 0.5W0 D:100 L:200 B:350 D:100 L:200 B:350 B:350 G:250 F:1 E96E24 3.09M25M - 100k25M 5.11M33M - 100k35M 100k51M : Discharge path resistor Rated Ambient Temperature :70 Operating Temperature Range :-55155 - Resistance Range G:2 E24 J:5 E24 - - 3.3M33M 100k33M 3.3M33M 100k33M - - 6.2M33M 100k51M 100k100M - 6.2M33M 100k51M 100k100M 1M12M Max. Working Voltage Max. Overload Voltage Dielectric Withstanding Voltage 500V 700V 500V 700V 1000V 700V 1000V 350V 1500V 700V 1000V 700V / Taping & Q ty /AMMO pcs T26A T52A T521A 2,000 - - - - - - - 500 2,000 - 2,000 - - - - - x Rated voltage Power RatingxResistance value or Max. working voltage, whichever is lower. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. www.koanet.co.jp Derating Curve Percent rated power 100 80 60 40 20 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 -55 70 155 Ambient temperature () 70 For resistors operated at an ambient temperature of 70 or above, a power rating shall be derated in accordance with the above derating curve. Performance Test Items Performance Requirements R 0.05 Test Methods Typical Within specified tolerance 25 T.C.R. Within specified T.C.R. / 100 up Room temperature/100 up OverloadShort time 1RK 2.5RK1/2G 0.6RK 1RK1/2G x 2.5 5 Rated voltage x 2.5 or Max. overload vol., whichever is lower, for 5s Intermittent overload 2RK x 4 10,000 Overload Rated Voltage x 4 or Max. overload voltage. whichever is lower, for 10,000 cycles Resistance to soldering heat 1RK 5RK1/2G 0.5RK 1RK1/2G 2605, 10s1s or 35010, 3.5s0.5s Dielectric withstanding voltage No breakdown 1 min. Insulation resistance 10,000M Not less than 10,000M 100V, 1 min. Rapid change of temperature 1RK 5RK1/2G 0.5RK 1RK1/2G -55 30min. /155 30min.5 cycles Moisture resistance 5RK 10RK1/2G 2RK 5RK1/2G 402, 90%95%RH, 1000h 1.5 ON / 0.5 OFF 1.5h ON / 0.5h OFF cycle 70 Endurance at 70 5RK 10RK1/2G 2RK 5RK1/2G 702, 1000h 1.5 ON / 0.5 OFF 1.5h ON / 0.5h OFF Resistance to solvent Impulse No abnormality in appearance. Marking shall be easily legible. No such abnormalities as short-circuit, burnout, breakdown, etc. 5 The resistor shall be immersed for 5 sec in IPA. 1000pF1.25kVRK1/4 2.5kVRK1/2 6kVRK12.550 Discharge from 1000pF capacitor 50 pulses. Interval 2.5s. 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. www.koanet.co.jp High Voltage Type Resistors Limit Resistance