fixed carbon film melf resistor EU features • • • • • Suitable for reflow and wave soldering Metal plate terminals Meets or exceeds IEC 60115-8, EIAJ RC-2131A Marking: Ivory body color with three color-coded bands Products with lead-free terminations meet EU RoHS and China RoHS requirements dimensions and construction L D3 C 2A (0805/0102) D1 D2 Insulation Coating Trimming Resistive Line Film Marking Type (Inch/DIN Size Code) Ceramic Core Dimensions inches (mm) C D1 D2 (max.) D3 (max.) 2D (1206/0203) .079±.004 (2.0±0.1) .012 .049±.002 (0.3 min.) (1.25±0.05) .053 (1.35) .126±.008 (3.2±0.2) .02 .061±.006 (0.5 min.) (1.55±0.15) .069 (1.75) 2E (2309/0207) .138±.008 .02 ~ .035 .055±.004 (3.5±0.2) (0.5 ~ 0.9) (1.40±0.1) .061 (1.55) .232±.008 (5.9±0.2) .094 (2.4) 2ES (1406/0204) End Cap L .02 (0.5 min.) .087±.004 (2.2±0.1) .003 (0.07) .004 (0.1) .006 (0.15) ordering information New Part # RD41 2A Type Size 2A 2D 2ES 2E T Termination Material T: Sn TE Packaging TE: 7" embossed plastic (2A, 2ES - 3,000 pieces/reel) (2D - 2,000 pieces/reel) (2E - 1,500 pieces/reel) 103 J Nominal Resistance 2 significant figures + 1 multiplier “R” indicates decimal on value <10Ω Tolerance G: ±2% J: ±5% For further information on packaging, please refer to Appendix A. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/17/12 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 75 resistors RD41 resistors RD41 fixed carbon film melf resistor applications and ratings Power Rating @ 70°C Part Designation RD412A RD412D RD412ES RD412E Resistance Range E-24* Absolute Maximum Working Voltage Absolute Maximum Overload Voltage 0.125W 2.2Ω - 1.0MΩ 0.2W 1.0Ω - 1.0MΩ 150V 200V 400V 0.25W 2.2Ω - 1.0MΩ 200V 400V 0.25W 1.0Ω - 2.2MΩ 300V 600V Resistance Tolerance Rated Ambient Temperature Operating Temperature Range G: ±2% J: ±5% +70°C -55°C to +155°C 200V * See Appendix D for available decade values. Derating Curve environmental applications 100 % Rated Power 80 60 40 For resistors operated at an ambient temperature of 70°C or above, a power rating shall be derated in accordance with the derating curve. 20 0 0 20 40 60 80 100 120 70 Ambient Temperature (°C) 140 160 155 Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Requirement ∆ R ±(%+0.05Ω) Limit Typical Within specified — tolerance Within specified — T.C.R. ±1.0% ±0.5% Intermittent Overload ±1.0% — Resistance to Solder Heat Rapid Change of Temperature Moisture Resistance Endurance at 70°C Low Temperature Exposure High Temperature Exposure ±1.0% ±1.0% ±5.0% ±2.0% ±1.0% ±2.0% ±0.5% ±0.75% ±2.5% ±1.0% ±0.75% ±1.0% Test Method 25°C +25°C/-55°C, +25°C/+125°C Rated voltage x 2.5 for 5 seconds Rated voltage x 4 (2Ax3) or Max. intermittent overload voltage, whichever is lower, 10,000 cycles. 2A: 300V, 2B: 400V, 2D: 500V, 2E: 600V 260°C ± 5°C, 10 seconds ± 1 second -55°C (30 minutes), +125°C (30 minutes), 5 cycles 40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle -55°C, 1 hour +125°C, 100 hours Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 76 12/04/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com