Established Reliability Mil-Qualified Metal Glaze™ Resistor RLR Series • • • • • Spiraled or laser helixed to resistance value, tolerance High temperature soldered termination-lead assembly 1/8 watt to 1/2 watt TCR of ±100 ppm/°C 1% and 2% tolerance 4.3 ohms to 3.01M ohms MIL-R-39017 approved to "S" level Digital marking per MIL-R-39017 Tough molded jacket Metal Glaze thick film element fired at 1000°C to solid ceramic core Tin-lead electroplated copper leads Electrical Data MIL Type Marking Tolerance (±%) T.C. (ppm/°C) Power Rating (watts) Resistance Range (ohms) Nominal Size Max Voltage Rating RLR05/S* Stamp 1, 2 100 1/8 @ 70°C 10 to 301K 1/8W 200 RLR07/S Stamp 1, 2 100 1/4 @ 70°C 10 to 3.01M 1/4W 250 RLR20/S Stamp 1, 2 100 1/2 @ 70°C 4.3 to 3.01M 1/2W 350 * Conformally coated construction on all 1/8 nominal sizes. Environmental Data MIL-R-22684 Test Limits Allowed RL07 Max. %∆R (±3σ) ±100 ±100 Low Temperature Operation ±0.25% ±0.05% Thermal Shock ±0.25% ±0.15% Moisture Resistance ±1.00% ±0.50% Short Time Overload ±0.50% ±0.15% Load Life (70°C --- 1/4W) 1000 hours ±4.00% ±0.50% Terminal Strength ±0.25% ±0.05% Effect of Soldering ±0.25% ±0.10% Shock ±0.50% ±0.05% Vibration ±0.50% ±0.05% High Temperature Exposure (150°C No Load) ±2.00% ±0.50% - See Temperature Rise Chart ±0.25% ±0.05% Test Conditions Temperature Coefficient (ppm/°C) Temperature Rise @ 1/4W Power Load Dielectric Strength ESTABLISHED RELIABILITY MIL SPECIFICATIONS: RLR products listed above are qualified to the appropriate established reliability MIL Specification. In general, Metal Glaze units such as these are specified for all RLR requirements. General Note IRC reserves the right to make changes in product specification without notice or liability. All information is subject to IRC’s own data and is considered accurate at time of going to print. 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 A subsidiary of TT electronics plc RLR Series Issue November 2008 Sheet 1 of 3 Established Reliability Mil-Qualified Metal Glaze™ Resistor 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 0.187 (3.8 ±0.5) (1.7 ±0.2) (25.4 ±3.2) (0.41 ±0.05) (4.7) 0.250 ±0.015 0.090 ±0.008 1.50 ±0.125 0.025 ±0.002 0.300 (6.4 ±0.4) (2.3 ±0.2) (38.1 ±3.2) (0.64 ±0.05) (7.6) 0.390 ±0.010 0.140 ±0.008 1.50 ±0.125 0.032 ±0.002 0.450 (9.9 ±0.3) (3.6 ±0.2) (38.1 ±3.2) (0.81 ±0.05) (11.4) 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 RLR Series Issue November 2008 Sheet 2 of 3 Established Reliability Mil-Qualified Metal Glaze™ Resistor % Of MIL Spec. Rated Power MIL Spec. Power Derating Chart 100 80 60 RLR 40 20 0 0 125 150 165 175 Ambient Temperature (°C) Ordering Data Sample Part No. RLR 20 C 1001 F S MIL Style RL = Fixed Film Resistor. Established reliability. Power Rating 05 = 1/8 watt 07 = 1/4 watt 20 = 1/2 watt Lead Material C = Solderable/weldable leads Resistance First three digits represent significant figures; fourth digit is number of zeros. Tolerance F = ±1%, G = ±2% Failure Rate S = 0.001% for 1000 hours (60% confidence) 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 RLR Series Issue November 2008 Sheet 3 of 3