fixed metal film melf resistors EU features • Higher stability in short and long term tests • Marking: Blue body color for “RN”, green for “RM” • Products with lead-free terminations meet EU RoHS and China RoHS requirements • AEC-Q200 Qualified: RN412ES, RN413AS only dimensions and construction L D3 C D1 D2 Insulation Coating Trimming Resistive Line Film Marking Type L (Inch/DIN Size Code) 2A (0805/0102) .079±.004 (2.0±0.1) .012 .049±.002 (0.3 min.) (1.25±0.05) .053 (1.35) 2ES (1406/0204) .126±.008 (3.2±0.2) .02 .061±.006 (0.5 min.) (1.55±0.15) .069 (1.75) .138±.008 .02 ~ .035 .055±.004 (3.5±0.2) (0.5 ~ 0.9) (1.4±0.1) .061 (1.55) .232±.008 (5.9±0.2) .094 (2.4) 2D (1206/0203) 2E, 2H, 3AS (2309/0207) End Cap Ceramic Core Dimensions inches (mm) C D1 D2 (max.) D3 (max.) .02 (0.5 min.) .087±.004 (2.2±0.1) .003 (0.07) .004 (0.1) .006 (0.15) ordering information New Part # RN41 2B Type Size RN41 2A: 0805 2D: 1206 2E: 2309 2ES: 1406 2H: 2309 3AS: 2309 T Termination Material T: Sn TE 1002 Packaging TE: 7" embossed plastic (2A, 2ES - 3,000 pieces/reel) (2D - 2,000 pieces/reel) (2E, 2H, 3AS - 1,500 pieces/reel) *T.C.R. noted for RN41 only New Part # RM41 2D Type Size RM41 2D: 1206 2H: 2309 T Termination Material T: Sn TE Packaging TE: Embossed plastic (2D - 2,000 pieces/reel) (2H - 1,500 pieces/reel) Nominal Resistance ±5%: 2 significant figures + 1 multiplier. “R” indicates decimal on values <10Ω ±1%: 3 significant figures + 1 multiplier. “R” indicates decimal on values <100Ω J 50* T.C.R. (ppm/°C) 25 50 100 200 Tolerance B: ±0.1% C: ±0.25% D: ±0.5% F: ±1% J: ±5% 1R0 J Nominal Resistance ±5%: 2 significant figures + 1 multiplier. “R” indicates decimal on values <10Ω Tolerance 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. 11/18/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 77 resistors RN41, RM41 resistors RN41, RM41 fixed metal film melf resistors applications and ratings Power Rating @ 70°C Part Designation RN412A 1/8W (.125W) RN412E 1/4W (.25W) RN412D 1/5W (.2W) RN412ES 1/4W (.25W) T.C.R. Resistance Range (ppm/°C) E-24, E-96 E-24, E-96 E-24, E-96 E-24, E-96 Max. (B±0.1%) (C±0.25%) (D±0.5%) (F±1%) E-24 (J±5%) — ±100 — — — 100Ω-100kΩ ±50 — — — 10Ω-604kΩ — ±25 — 100Ω-100kΩ 100Ω-1MΩ — — ±50 — — — 10Ω-1.0MΩ — — — — 1Ω-5.11MΩ 0.22Ω-0.91Ω — 1Ω-100Ω ±25 43Ω-511kΩ 100Ω-100kΩ 100Ω-604kΩ ±50 — — ±50 — — — Absolute Absolute Operating Maximum Maximum Temperature Working Overload Range Voltage Voltage 200V 150V 300V 250V 500V 200V 400V 0.22Ω-0.91Ω — — -55°C to +155°C RN412ES RN412H 2/5W (.4W)** RM412D 1/2W (.5W) ±200 — — — — 0.22Ω-100kΩ 250V 600V RM412H 1/5W (.2W) ±350 — — — — 1/2W (.5W) ±350 — — — — 0.22Ω-8.2Ω (E-12) √PxR √PxRx6.25 1W* ±50 — — — 1Ω-1MΩ 0.22Ω-0.91Ω 400V 600V RN413AS * A power rating shall be guaranteed with a method shown in the Performance Characteristics. Please contact factory prior to use. ** A power rating becomes a guarantee at terminal temperature environmental applications Derating Curve 100 80 40 20 Temperature Rise (°C) 60 2H 2ES (.4W) 80 % Rated Power % Rated Power 80 0 -60 -40 -55 Surface Temperature Rise 100 60 40 20 -20 0 20 40 60 80 100 70 Ambient Temperature (°C) 120 140 160 155 For resistors operated at an ambient temperature of 70°C or above, a power rating shall be derated in accordance with the above derating curve. 0 -60 -40 -55 -20 0 20 100 120 90 Terminal Part Temperature (°C) 40 60 80 140 160 155 60 2E 40 2D 20 2A 0 0 25 50 75 100 % Rated Power For resistors operated at a terminal part temperature of described for each size or above, a power rating shall be derated in accordance with the derating curve. Please refer to “Introduction of the derating curve based on the terminal part temperature” on the beginning of our catalog before use. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 78 3/09/15 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com fixed metal film melf resistors Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Intermittent Overload Resistance to Soldering Heat Rapid Change of Temperature Moisture Resistance Endurance at 70°C High Temperature Exposure Stability Class Requirement ∆ R ±(%+0.05Ω) Limit Typical Within specified — tolerance Within specified — T.C.R. ±0.5% ±0.3% 2ES ±1%: RN41 2A,2D,2H — ±0.5%: RM41 2E ±2%: 2H (10Ω>) ±1%: 2H (10Ω>) ±1%: 2H (10Ω≤) ±0.5%: 2H (10Ω≤) ±0.5%: RN 2A~2E ±0.3%: RN 2A~2E 2ES ±0.5%: RN41 2A~2E ±0.3%: RN41 2A~2E ±1%: RN41 2H ±0.7% RN41 2H ±1%: RM41 ±0.75%: RM41 ±1%: RN41 2D,2E ±0.75%: RN41 2D,2E ±3%: RN41 2A ±1.5%: RN41 2A ±5%: RN41 2H ±3%: RN41 2H ±5%: RM41 ±3%: RM41 2ES ±1%: RN41 2D,2E ±0.5%:RN41 2D,2E ±3%: RN41 2A ±1.5%:RN41 2A ±5%: RN41 2H ±3%: RN41 2H ±5%:RM41 ±3%: RM41 2ES ±1%: RN41 ±0.75%: RN41 2ES Stability Class Resistance Range A 1 1-<10Ω ±(0.25 + 0.05Ω) 0.22-<1Ω 0.25 0.5 2 10-332kΩ >332kΩ-≤11MΩ ±(0.50 + 0.05Ω) 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: 200V, 2D: 300V, 2E: 500V, RN2H: 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 +125°C, 100 hours Limit Resistance Changing Attests (Test Group) B C ±(0.50 + 0.05Ω) ±(1.00 + 0.05Ω) D ±(0.25 + 0.05Ω) ±(0.05 + 0.05Ω) ±(0.50 + 0.05Ω) ±(0.10 + 0.05Ω) ±(1.00 + 0.05Ω) ±(0.25 + 0.05Ω) ±(2.00 + 0.05Ω) ±(0.50 + 0.05Ω) Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/18/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 79 resistors RN41, RM41