ROYALOHM Fusible Fixed Resistors Performance Specification Temperature Coefficient +350PPM/G 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. Terminal Strength No evidence of mechanical damage. Resistance to Soldering Heat +(1.0% + 0.052)Max, with no evidence of mechanical damage. Solderability Min. 95% coverage. Resistance to Solvent No deterioration of protective coating and markings. Temperature Cycling +(2.0% + 0.05Q)Max, with no evidence of mechanical damage. Humidity (Steady state) +(2.0% + 0.050)Max, with no evidence of mechanical damage. Load Life in Humidity +(5.0% + 0.05Q)Max, with no evidence of mechanical damage. Load Life +(5.0% + 0.05Q)Max, with no evidence of mechanical damage. Non-Flame Do not have any specimens which burn with flaming combustion after each application. Ordering Procedure: Ex.: FRN 1W, +/-5%, 10Q, T/B-1000 F R N 0 1 Ww J 0 1 0 0 A 1 0 Type: Wattage: Resistance Value: FRN = Fusible Film W4 = 1/4W E-24 series: W2 = 1/2W 1% digit is O 1wW = 1W 2" & 3" digits are the significant 2W = 2W figures of the resistance 3W = 3W 4" indicates the number of zeros: Feature: S2 = 1/2W-S ow ~ 0.1, "K" ~ 0.01 O= Standard N4 =0.4W Ex.: 4.70 ~ 47J, 4.7KO~ 472 75 = 3/4W 15 = 1.5W Packing Type: A= Tape/Box T = Tape/Reel Tolerance: B = Bulk/Box G=+2% P = Tape/Box of PT-26mm J = +5% K = +10% Packing Qty: 1 = 1,000 pcs. 5 = 5,000 pcs. A= 500 pcs. B= 2,500 pcs. 0 = Bulk/Box < Additional Information: 0=PT-52mm, PT-26mm 8=PT-58mm 9=PT-64mm a (Compliant) www.royalohm.com ROYALOHM Fusible Fixed Resistors Nickle or Metal film deposits in cylinder ceramic rods {a> e Non-flame coating db Ideal circuit opening controller, disconnecting units from overload rating specified * Too low or too high ohmic value can be supplied on a case to case basis $<$ TT T= ms Standard: 2%, 5% 10%---E 24 series } H L H pati, | ce | Seam Pierson Resins ye at70C = DMax | LMax | d+0.05 H+3 PT nge Voltage Qty FRNOW4 FRN 25 1/4W (0.25W) 25 6.8 0.54 28 52 0.22Q ~ 10KQ 300V 5,000 FRNOS2 -FRNS5OS | 12W(0.50W)) 25 68 | 054 28 52 | 0.222~10KQ) 300V 5,000 FRNON4 FRN 40 0.40W 25 68 0.54 28 52 0.220 ~ 10KQ 300V 5,000 FRNOW2 FRN 50 1/2W (0.50W) 3.0 9.0 0.54 28 52 0.22Q ~ 10KQ 350V 1,000 FRNO75 FRN 75 3/4W (0.75W) 3.5 10.0 0.54 28 52 0.220 ~ 10KQ 350V 1,000 FRNO1W FRN 100 Iw 35 10.0 0.54 28 52 0.30 ~ 10KQ 350V 1,000 FRNO15 FRN 150 1.5W 5.0 12.0 0.70 25 52 0.30 ~ 10KQ 600V 1,000 FRNO2W FRN 200 2w 5.0 12.0 0.70 25 52 0.30 ~ 10KQ 600V 1,000 FRNOSW FRN-300 3W 55 16.0 0.70 28 64 0.30 ~ 10KQ 600V 1,000 Derating Curve , 55C +70C +155C 3 100 1 I I Fusing Characteristics B 80}: - 1 i) 1 gy 60 Resistance Range | Magnification of Power Rating] Fusing Time (Maximum time) & a0 cc 1 i 1 0.220 ~0.992 32 ( Test by current } 60 sec 8 207; : a2 0 16 (1E~3E Test by current ) 60 sec 60 -30 0 30 60 90 120 150 180 20 40 sec Ambient Temperature (C) 10 ~10KQ 24 30 sec Overload Curve 15 Short time overload 28 20 sec 40 32 15 sec . x 5 we -10 45 <1 . i. 1 10 100 1K Fusing Characteristics Chart Nominal Resistance (0) FRN 1/4W FRN 1/2W FRN 1W FRN 2W, 3W 200+ & 2.00 ~ 9.19 200+ 2.02 ~ 9.10 200} 2.00 ~ 9.10 200} 2.09 ~ 9.10 400+ [ill 1002 ~ 5600 100} [ill 1002 ~ 5602 100} [ill 1002 ~ 5602 100} [iil 1000 ~ 5600 50} 50} 50 50 30F 30+ 30+ 30L 2 40 2 40 2 40 2 sof o oO o oO = 5} = 5} 5} = 5} ao a aD D> & & = wn n wn a ci 1, ,, , | C1 ii, . , Wt Ct rin, . , to) Od 1 te a 0 7912 16 20 25 30 0 7912 16 20 25 30 0 7912 16 20 25 30 0 7912 16 20 25 30 Magnified Power Rating Magnified Power Rating Magnified Power Rating Magnified Power Rating (Compliant) www.royalohm.com