power carbon film leaded resistor EU features • • • • • Fixed metal film resistor available (specify “SPRX”) Flameproof silicone coating equivalent to (UL94V0) High reliability performance Suitable for automatic machine insertion Marking: Light green body color Color-coded bands on 1/2W - 1W Alpha-numeric black marking on 2W - 5W • Products with lead-free terminations meet EU RoHS and China RoHS requirements • Surface mount style “N” forming is suitable for automatic mounting dimensions and construction L Ceramic Body D l d Marking End Cap Lead Wire Flame Retardant Coating C Dimensions inches (mm) C (max.) D d nominal Type L SPR1/4 SPRX1/4 .13±.012 (3.3±0.3) .138 (3.5) .067±.012 (1.7±0.3) .018 (0.45) SPR1/2 SPRX1/2 .244±.02 (6.2±0.5) .280 (7.1) .098±.02 (2.5±0.5) .024 (0.6) SPR1 SPRX1 .354±.039 (9.0±1.0) .437 (11.1) .138±.02 (3.5±0.5) SPR2 SPRX2 .472±.039 (12.0±1.0) .591 (15.0) .165±.031 (4.2±0.8) SPR3 SPRX3 .610±.039 (15.5±1.0) .709 (18.0) .236±.039 (6.0±1.0) SPR5 SPRX5 .965±.039 (24.5±1.0) 1.10 (28.0) .354±.039 (9.0±1.0) l* .787 Min. (20.0 Min.) .945 Min. (24.0 Min.) .031 (0.8) 1.18±.118 (30.0±3.0) 1.50±.118 (38.0±3.0) * Lead length changes depending on taping and forming type. ordering information New Part # SPR Type SPR SPRX 1/2 C Power Rating 1/4: 0.25W 1/2: 0.5W 1: 1W 2: 2W 3: 3W 5: 5W Termination Material C: SnCu T52 R Taping and Forming Packaging Axial: T26, T52, T521, T631 Stand-off Axial: L52, L521, L631 Radial: VT, VTP, VTE, GT L, U, M, N Forming A: Ammo R: Reel TEB: Embossed plastic (N forming) 103 J Nominal Resistance ±2%, ±5%: 2 significant figures + 1 multiplier “R” indicates decimal on value <10Ω ±1%: 3 significant figures + 1 multiplier “R” indicates decimal on value <100Ω Tolerance F: ±1% G: ±2% J: ±5% 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. 12/18/12 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 139 resistors SPR resistors SPR power carbon film leaded resistor applications and ratings Power Rating @ 70°C Minimum Dielectric Withstanding Voltage SPR1/4 0.25W 300V SPR1/2 0.5W Part Designation 1W SPR2 2W SPR3 3W SPR5 5W 800V SPRX1/4 0.25W 300V SPRX1/2 0.5W 1W SPRX2 2W SPRX3 3W SPRX5 5W Resistance Range E-24 (F±1%, G±2%) Resistance Range E-24* (J±5%) — 2.2Ω - 10KΩ 250V 500V 2.2Ω - 91KΩ 400V 800V 500V 1000V 500V SPR1 SPRX1 T.C.R. (ppm/°C) Absolute Maximum Working Voltage Absolute Maximum Overload Voltage Operating Temperature Range 2.2Ω - 91KΩ 10Ω - 91KΩ 2.2Ω - 91KΩ 700V 2.2Ω - 91KΩ ±350 10Ω - 100KΩ 2.2Ω - 110KΩ 600V 1200V — 0.1Ω - 2.0Ω E = √P x R E x 2.5 -55°C to +200°C 500V 700V 800V * High values may have electric corrosion. KOA recommends the RCR series. % Rated Power 80 60 40 20 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 180 200 220 240 -55 70 235 Ambient Temperature (°C) Load Life @ 70°C, 1000 Hr 250 +4 200 5W (L35A) 3W (L25A) 150 2W (L20A) 100 1W (L15A) 0.5W (L10A) 50 0.25W (L5A) 0 0 25 50 75 100 SPRX1 SPR1 +2 ∆ R/R (%) 100 Surface Temperature Rise (°C) environmental applications Surface Temperature Rise Derating Curve 0 -2 -4 0.1 12 10 % Rated Power 100 1k 10k 100k 330k Resistance (Ω) 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. Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Resistance to Solder Heat Terminal Strength Rapid Change of Temperature Requirement ∆ R ±(% + 0.05Ω) Limit Typical Within specified — tolerance Within specified — T.C.R. ±(1%+0.1Ω) ±0.5% ±1% ±0.5% No lead-coming off and loose terminals — Test Method Measuring points are at 10mm ±1mm from the end cap. Room temperature +100°C Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is lower 260°C ±5°C, 10 seconds ± 1 second Twist 360°C, 5 times ±1% ±0.5% Moisture Resistance ±(3%+0.1Ω):1/4W-2W ±(5%+0.1Ω):3W,5W 1.5: 1/4W-2W 2.5: 3W, 5W 40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Endurance at 70°C ±(3%+0.1Ω):1/4W-2W ±(5%+0.1Ω):3W,5W 1.5: 1/4W-2W 2.5: 3W, 5W 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Resistance to Solvent No abnormality in appearance. Marking shall be easily legible — Ultrasonic washing with isopropyl alcohol for 2 minutes. Power: 0.3W/cm3, f: 28kHz, Temp: 35°C ±5°C — Flame test: the test flame shall be applied and removed for each 15 seconds respectively to repeat the cycle 5 times. Overload flame retardant: power (AC) corresponding to 2, 4, 8, 16 and 32 times the power rating shall be applied for each 1 minute until disconnection occurs. However the applied voltage shall not exceed the value of 4 times of the maximum operating voltage Flame Retardant No evidence of flaming or self-flaming -55°C (30 minutes), +155°C (30 minutes), 5 cycles Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 140 12/18/12 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com