Resistors OBSOLETE Make Possible Precision Mil-Qualified Metal GlazeTM Resistor Precision Mil-Qualified RN Series Metal GlazeTM Resistor 1/8 watt to 1/2 watt 10 ohms to 1M ohms 0.5% to 1% tolerance RNMIL-R-10509 Series 25 ppm/C to 100 High temperature soldered termination-lead assembly * 1/8 watt to 1/2 watt Spiraled or laser helixed to resistance value, tolerance Digital marking per MIL-R-10509 * 10 ohms to 1M ohms Tough molded jacket * 0.1% to 1% tolerance Metal Glaze thick film element fired at 1000C to solid ceramic core * MIL-R-10509 25 ppm/C to 100 Tin-lead electroplated copper leads Electrical Data Marking Tolerance (%) T.C. (ppm/C) Power Rating (watts) Resistance Range (ohms) Nominal Size Max Voltage Rating RN50C* Stamp 1 50 1/20 @ 125C 10 to 100K 1/8W 200 RN55D Stamp 1 100 1/8 @ 70C 10 to 301K 1/4W 200 Stamp 1 100 1/4 @ 70C 10 to 1M 1/2W 300 MIL Type RN55C RN55E RN60D RN60C RN60E * Conformally coated construction on all 1/8 nominal sizes. Environmental Data Test Conditions MIL-R-10509 Test Limits Allowed RN55 Max. %R (3) RN55 (D) RN55 (C) T0-55 T2-55 +200/-500 50 100 50 Low Temperature Operation 0.50% 0.25% 0.10% 0.10% Temperature Cycling 0.50% 0.25% 0.10% 0.10% Moisture Resistance 1.50% 0.50% 0.50% 0.50% Short Time Overload 0.50% 0.25% 0.10% 0.10% Load Life (70C-1/2W, 125C-1/100W) 1000 hours 1.00% 0.50% 0.30% 0.20% Terminal Strength 0.20% 0.20% 0.05% 0.05% Effect of Soldering 0.50% 0.10% 0.10% 0.10% Shock 0.50% 0.25% 0.05% 0.05% Vibration 0.50% 0.25% 0.05% 0.05% High Temperature Exposure (150C No Load) N/A N/A 0.50% 0.50% 2X Rated Power for 10,000 hours @ 70C N/A N/A 0.50% 0.50% - - 0.50% 0.25% Temperature Coefficient (ppm/C) Temperature Rise @ 1/4W Power Load Dielectric Strength See Temperature Rise Chart 0.05% 0.05% General Note IRC reserves the right to make changes in product specification without notice or liability. All informationNote is subject to IRC's own data and is considered accurate at time of going to print. General TT Electronics reserves the right to make changes inSouth product specification without or liability. Wire and Film Technologies Division * 4222 Staples Street * Corpus Christi notice Texas 78411 USA Telephone: 361 992is7900 * Facsimile: 992 3377 *own Website: www.irctt.com All information subject to TT 361 Electronics' data and is considered accurate at time of going to print. A subsidiary of TT electronics plc RN Series Issue March 2009 Sheet 1 of 2 www.ttelectronicsresistors.com (c) TT Electronics plc 10.14 Precision Mil-Qualified Metal GlazeTM Resistor RN Series Precision Mil-Qualified Metal GlazeTM Resistor Make Possible Physical Data BL LL LD BD Dimensions (Inches and (mm)) Nominal Size 1/8 watt 1/4 watt 1/2 watt Body Length BL Body Diameter BD Lead Length LL Lead Diameter LD Clean Lead 0.150 0.020 0.066 0.008 1.00 0.125 0.016 0.002 0.225 (3.8 0.5) (1.7 0.2) (25.4 3.2) (0.41 0.05) (5.7) 0.250 0.015 0.090 0.008 1.50 0.125 0.025 0.002 0.310 (6.4 0.4) (2.3 0.2) (38.1 3.2) (0.64 0.05) (7.9) 0.390 0.010 0.140 0.008 1.50 0.125 0.025 0.002 0.450 (9.9 0.3) (3.6 0.2) (38.1 3.2) (0.64 0.05) (11.4) % Of MIL Spec. Rated Power MIL Spec. Power Derating Chart Sample Part No. 100 RN55C, 60C & 50C, RN55E, 60E 80 60 RN 55 D 1002 F MIL Style RL = Fixed Film Resistor High stability Power Rating 50 = 1/20 watt 55 = 1/10 watt 60 = 1/8 watt RN55D, 60D 40 T.C. Characteristics 20 0 Ordering Data D = 100ppm/C C = 50ppm/C E = 25ppm/C 0 125 150 165 175 Ambient Temperature (C) Resistance First three digits represent significant figures; fourth digit is number of zeros. Tolerance F = 1%, D = 0.5% Wire and Film Technologies Division * 4222 South Staples Street * Corpus Christi Texas 78411 USA Telephone: 361 992 7900 * Facsimile: 361 992 3377 * Website: www.irctt.com RN Series Issue March 2009 Sheet 2 of 2 General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics' own data and is considered accurate at time of going to print. www.ttelectronicsresistors.com (c) TT Electronics plc 10.14