KNPA2WJ0270A10 Royal Ohm

Anti-Surge Wire-Wound Fixed Resistors Performance Specification o o Temperature Coefficient <20: 400PPM/ C 20: 300PPM/ C Short Time Overload (2.0% + 0.05)Max, with no evidence of mechanical damage. Dielectric Withstanding Voltage No evidence of flashover, mechanical damage, arcing or insulation breakdown. Pulse Overload (5.0% + 0.05)Max, with no evidence of mechanical damage. Terminal Strength No evidence of mechanical damage. Resistance to Soldering Heat (1.0% + 0.05)Max, with no evidence of mechanical damage. Solderability Min. 95% coverage. Temperature Cycling (2.0% + 0.05)Max, with no evidence of mechanical damage. Load Life In Humidity (5.0% + 0.05)Max, with no evidence of mechanical damage. Load Life (5.0% + 0.05)Max, with no evidence of mechanical damage. Non-Flame No evidence of flaming or arcing Surge Immunity (IEC 61000-4-5) (5.0% + 0.05)Max. Ordering Procedure: Ex.: KNP 1W, +/-5% 100, T/B-1000, AntiSurge K N P A 1 W J 0 1 0 1 A 1 0 Wattage: Resistance Value: Type: Normal E-24 series: KNP = KNP st W2 = 1/2W 1 digit is 0 nd rd 1W = 1W 2 & 3 digits are the significant .. .. figures of the resistance th 9W = 9W 4 indicates the number of zeros: AW = 10W J ~ 0.1, K ~ 0.01 Feature: .: 4.7 ~ 47J, 4.7K ~ 472 A = Anti-Surge E-96 series: st rd 1 to 3 digits are the significant Small figures of the resistance and th 1S = 1W-S the 4 digit indicates the number .. .. of zeros: 9S = 9W-S . 1.33K = 1331 AS = 10W-S Packing Type: A = Tape/Box T = Tape/Reel B = Bulk/Box Tolerance: Packing Qty: F = 1% 1 = 1,000 pcs. G = 2% A = 500 pcs. J = 5% B = 2,500 pcs.(for T/R) K = 10% 0 = Bulk/Box Additional Information: 0 = PT-52mm, PT-26mm, Standard lead wire for Bulk/Box 8 = PT-58mm 9 = PT-64mm 43 www.royalohm.comAnti-Surge Wire-Wound Fixed Resistors Features Color coating is Green Excellent flame resistance Too low or too high ohmic value can be supplied on a case to case basis Special Fusing Wire-Wound Resistors can be supplied on a case to case basis Special Anti-Surge function items available (per IEC 61000-4-5) d H L H D Power Dimension (mm) Std High Max Part No. Style rating at Resistance Resistance Surge o D(max) L(max) H3 d0.05 PT Range Range Voltage 70 c Normal Size KNPAW2 KNP 50 1/2W (0.50W) 3.5 10.0 28 0.54 52 10~39 40~560 4KV KNPA1W KNP 100 1W 5.0 12.0 25 0.70 52 10~50 51~1K 5KV KNPA2W KNP 200 2W 5.5 16.0 28 0.70 64 10~120 121~2K 6KV KNPA3W KNP 300 3W 6.5 17.5 28 0.75 64 10~200 201~3K 7KV KNPA5W KNP 500 5W 8.5 25 38 0.75 B/B 10~470 471~5K 9KV KNPA7W KNP 700 7W 8.5 30 38 0.75 B/B 10~470 471~6K 10KV KNPA8W KNP 800 8W 8.5 40 38 0.75 B/B 10~1.5K 1.6K~10K 10KV KNPA9W KNP 900 9W 8.5 53 38 0.75 B/B 10~1.5K 1.6K~15K 10KV Note: For KNPA Series Max. Working Voltage: 500V Max. Overload Voltage: 1,000V Dielectric Withstanding Voltage: 1/2W : 350V, >1/2W : 500V The following are available on case to case basis: Low and high resistance Small size Higher surge voltage Derating Curve Heat Rise Chart Surge Waveform (1.2/50s) 10W V O O O +70 C +155 C +275 C 200 8W 100 V max 80 5W, 7W 150 60 1/2W, 1W, 100 2W, 3W 40 0.5V 50 20 -55 0 50 100 150 200 250 300 0 50 100 O Ambient Temperature ( C) t Rated Load (%) 1.2 s 50 s 44 www.royalohm.com Percent Rated Load (%) O Temperature Rise ( C)