RCR anti-surge power type leaded resistor EU features leaded resistors * Excellent anti-surge characteristics * Stable characteristics of moisture resistance up to high resistance range * RCR50 +(1M - 12M), RCR50EN (1M - 12M) and RCR60 (1M - 12M) are discharge resistors recognized by UL1676 and c-UL(CSA-C22.2 No.1-M94) * RCR25EN (100k~33M), RCR50EN (100k - 33M) and RCR60 (100k - 56M) is approved by EN6234-68-1 G.10 safety * Products with lead-free terminations meet EU RoHS requirements. EU RoHS regulation is not intended for Pb-glass contained in electrode, resistor element and glass. * Surface mount style "N" forming is suitable for automatic mounting dimensions and construction Type L t Trimming Line l Ceramic Core d Marking Resistive Film End Cap Lead Wire ordering information RCR 50 EN C Type Power Rating Safety Appr. Marking RCR50+: + RCR25EN, RCR50EN: EN Blank: Others Termination Material C: SnCu RCR applications and ratings Part Designation Power Rating @ 70C RCR16 RCR25 RCR25EN -- RCR25 RCR25EN RCR50(+) RCR50EN .248.02 (6.30.5) .28 (7.1) -- .098.02 (2.50.5) .024 (0.6) -- .118 (3.0) .138.016 (3.50.4) .028 (0.7) .472.039 (121.0) -- .118 (3.0) .157.02 (4.00.5) .031 (0.8) RCR100 .610.039 (15.51.0) -- .118 (3.0) .374.039 (9.51.0) .374 +.039 -.004 .236 +.039 -.016 (6.0 +1.0 -0.4) .031 (0.8) A 105 J Taping and Forming Packaging Nominal Resistance Tolerance A: Ammo R: Reel TEB: Plastic embossed: N forming 2 significant figures + 1 multiplier for 5% 3 significant figures + 1 multiplier for 1% RCR16: T26, T52 RCR25, RCR25EN: T26, T52 RCR50(+, EN): T52 RCR60: T52 RCR75: T52 RCR100: T521, T631 L, M, N Forming 100k - 5.1M 100k - 5.1M 500V 1000V 100k - 33M DC 1600V AC 1150V DC 2000V AC 1500V 2000V 2500V 100k - 9.1M 3.3 - 910k 700V Absolute Maximum Working Voltage F: 1% J: 5% Absolute Maximum Overload Voltage 300V Operating Temperature Range 3.3 - 910k 13M - 33M 1M - 9.1M 1M - 12M 100k - 9.1M 100k - 33M RCR60 1.0W 100k - 9.1M 100k - 56M RCR75 2.0W 100k - 9.1M 100k - 100M RCR100 3.0W 100k - 9.1M 100k - 51M 1000V .787 Min. (20.0 Min.) T52 Resistance Range E-24 (J5%) RCR50EN .018 (0.45) l* (9.5 +1.0 -0.2 ) Resistance Range E-24, E-96 (F1%) 0.25W 0.5W .134 (3.4) Minimum Dielectric Withstanding Voltage RCR50 RCR50+ .126.008 (3.20.2) RCR75 * Lead length changes depending on taping and forming. 16: 0.25W 25: 0.25W 50: 0.5W 60: 1W 75: 2W 100: 3W RCR16 RCR60 Flame Retardant Coating C Dimensions inches (mm) D d (nom.) C (max.) t (max.) .067 +.008 -.004 (1.7 +0.2 -0.1 ) t D L -55C to +155C 4000V 5000V 5000V For further information on packaging, please refer to Appendix C. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 172 10/29/18 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com RCR anti-surge power type leaded resistor environmental applications Notice of Surge Load Derating Curve Surge withstanding load voltage for the resistors cannot be guaranteed when the undermentioned 4 items get to a remarkable overload in comparison with the conditions shown by surge withstanding voltage in Anti-surge characteristics. Please contact KOA in advance if such a case is anticipated. 10kV 1. Peak voltage to be applied 2. Pulse width 3. Conditions of protecting insulation around the resistor Discharge About 5mm 4. Situation of proximity conductivity object 100 60 40 20 0 -60 -40 -20 -55 Metal Wire 0 For example: In the figure, a metal wire is placed less than 5mm away from the resistor body, there is such a case that causes an electric discharge by a surge load 10kV and then destroys the outer coating. 20 40 60 80 100 120 140 160 70 155 Ambient Temperature (C) Approvals Awarded For resistors operated at an ambient temperature of 70C or above, a power rating shall be derated in accordance with the above derating curve. UL1676 & c-UL EN60065 14.1 EN62368-1 (CSA-C22.2 No.1-M94) Test a Test b G.10 Type RCR25EN -- -- m m RCR50+ -- -- -- m(1M~12M) RCR50EN m m m RCR60 m m m Performance Characteristics Parameter Resistance Requirement R (% + 0.05) Limit Within regulated tolerance Typical Test Method -- Measuring points are 10mm 1mm from the end cap Type T.C.R. Resistance Range RCR16 200ppm/C 100k - 5.1M RCR25 (EN) 350ppm/C 100k - 33M 500ppm/C 3.3 - 91k RCR50 (+) 350ppm/C 100k - 33M RCR50EN 350ppm/C 100k - 33M RCR60 350ppm/C 100k - 56M 350ppm/C 100k - 100M RCR75 RCR100 200ppm/C 100K - 51M -- Overload 1% 0.5% Rated voltage x 2.5 or maximum overload voltage for 5 seconds, whichever is less Resistance to Solder Heat 1% 0.5% 260C 5C, 10 seconds 1 second or 350C 10C, 3.5 seconds 0.5 seconds T.C.R. Terminal Strength +25C/+125C No mechanical damage -- Rapid Change of Temperature 1% 0.5% -55C (30 minutes)/+155C (30 minutes), 5 cycles Moisture Resistance 5% 2.5% 40C 2C, 90-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle RCR16, 25, 50 (+), 60: W; RCR75, 100: Wx0.1 Endurance @ 70C 5% 2.5% 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle No visible damage to protective coating and marking -- Isopropyl alcohol with ultrasonic washing, 2 minutes Power: 0.3W/cm 2, f: 28kHz, Temperature: 35C 5C Resistance to Solvent Twist 360, 5 times Discharge test: 2kV - 10kV, 0.01F capacitor discharge pulse, 10 times (1 pulse/5 seconds maximum) RCR25 Type RCR16 RCR25EN RCR50, RCR50+ Surge Withstanding 10% 2.5% Applied Voltage EN60065 Test (RCR50EN, RCR60 only) 20% -- 2kV 3kV RCR50EN, RCR60, RCR75, RCR100 3.3 - 6.2: 10kV 6.8 - 10: 7kV 11 - 9.1k: 5kV 10k - 91k: 7kV 100k - 33M: 10kV 10kV Discharge test: 10kV, 1000pF capacitor discharge pulse, 50 times (1 pulse/5 seconds maximum) Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 10/29/18 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 173 leaded resistors % Rated Power 80