ROYALOHM Carbon Film Leadless Fixed Resistors Performance Specification Temperature Coefficient 2>1/4W: <10KQ = 0~350PPM/C 1/8W: <1KQ = 0-350PPM/C 11KQ ~ 150KQ = 0-600PPM/C 1.1KQ ~ 47KQ = 0-600PPM/C 160KQ ~ 2.2MQ = 0-1000PPM/C 51KQ ~ 470KQ = 0-1000PPM/C 51KQ ~ 1MQ = 0-1500PPM/C Short Time Overload +(1%+0.05Q) Max, with no evidence of mechanical damage. Resistance to Soldering +(1%+0.05Q) Max, with no evidence of mechanical damage. Pulse Overload +(1%+0.05Q) Max, with no evidence of mechanical damage. Load Life +(3%+0.05Q) Max, with no evidence of mechanical damage. Load Life in Humidity +(5%+0.05Q) Max, with no evidence of mechanical damage. Solderability 95% Coverage Min. Ordering Procedure: Ex.: MELF Carbon Film type 0204 1/4W-S +/-5% 75Q Tape/Reel 3000 M Cc 2 4 Ss 4 J 0 7 5 0 T 3 0 Type: Wattage: Resistance Value: MC24 = Carbon Film 0204 Normal size: E-24 series: MC27 = Carbon Film 0207 W8 = 1/8W 1% digit is O MC39 = Carbon Film 0309 W4 = 1/4W 2? & 3% digits are the significant W2 = 1/2W figures of the resistance Small size: 4* indicates the number of zeros: 84 = 1/4W-S J ~ 0.1, K ~ 0.01 Features 1S = 1w-s < . Extra Small size: i : SMD carbon resistor aU = 1w-SS Packing Type: . . = T = Tape/Reel High terminal strength 2U = 2W-SS << SSSSSSSSSSs Excellent solderability Packing Qty: : Tolerance: 2 = 2,000 pes. * Suitable for Flow, Reflow G =42% 2= 2,000 pes. and hand soldering J =+5% B=2.500 pes. __ Additional Information: Derating Curve O=NIL < SAA _ooa cr -55C +70C +155C 100 15t color band SI zg 80 o 2 40 ewE TE : 4 Sina 8 20 Cc Dr Bay im & L D2 wall -~60 -30 0 30 60 90 120 150 180 Ambient Temperature ( C) Power Dimension (mm) . Max. Max. Std Part No. Rating Resistance Working | Overload | Packing at 70C | 1+0.2 | C(Min) | D1 | D2(Max) g Voltage Voltage (Reel) Normal size MC24W8 1/8W (0.125W)| 3.5 05 | 1440.15) 1.55 | 1Q~ 1MQ 200V 400V 3,000 MC27W4 1/AW (0.25W)| 59 05 2.2+0.2 24 1Q ~ 1MQ 300V 600V 2,000 MC39W2 1/22W (0.50W)) 85 05 3.2+0.2 3.4 1Q ~ 1MQ 350V 700V 2,500 Small size MC24S4 1/AW (0.25W)) 3.5 05 | 1440.15) 1.55 | 1Q~1MQ 250V 500V 3,000 MC27S2 1/2W (0.50W)| 59 05 22+0.2 24 1Q ~ 1MQ 300V 600V 2,000 MC271U 1w 5.9 05 22+0.2 24 1Q ~ 1MQ 350V 700V 2,000 MC391S 1w 85 05 3.2+0.2 3.4 1Q ~ 1MQ 350V 700V 2,500 McC392U 2w 85 05 3.2+0.2 34 1Q ~ 1MQ 350V 700V 2,500 Ree Compliant) www.royalohm.com