CEMENT THERMAL FUSIBLE RESISTORS Derating Curve: Type Power Rating at 70C FWI Resistance W1 D1 L1 H5 Range 2W +0.02 d1 d2 0.05 -0.05 0.5 ~ 470 9 10 25 36 0.6 0.75 * More details, please see pages 78-79. Temperature coefficient 20 350PPM/C; <20 400PPM/C Max. Short-time overload R/R (5.0% + 0.05) Max., with no evidence of mechanical damage. Terminal strength No evidence of mechanical damage. Resistance to soldering heat R/R (1.0% + 0.05) Max., with no evidence of mechanical damage. Solderability Min. 95% coverage Load life in humidity R/R (5.0% + 0.05) Max., with no evidence of mechanical damage. Load life R/R (5.0% + 0.05) Max., with no evidence of mechanical damage. THERMAL FUSING POWER FILM FIXED RESISTORS Dimension (mm): Type L (Max.) W (Min.) W1 (Min.) H (Min.) Od1 0.02 Od2 0.02 TFRC 17 17 5 7.5 0.7 1.0 Type Power Rating at 70C Resistance Range T.C.R. (PPM/C) TF (C) Ir (A) Ur (V) TFRC 2W 360+360 350 91 10 250 *** other value can be supplied on a case to case basis. Remark : TF (C) = Rated Functioning Temperature Ir (A) = Rated Current Ur (V) = Rated Voltage 2007 - 2008 Derating curve Page 45 THERMAL FUSING WIRE-WOUND FIXED RESISTORS Type Power Rating at 70C Resistance Range TF (C) TH / TC (C) TM (C) Ir (A) Ur (V) TFR 1W 47 5% 130 102 180 2 250 D L H (Min.) h1 (Min.) d 0.02 Current rating 5.5 0.5 14 1 12 3.5 0.53 2A 11(Max.) 12 3.5 0.53 1A 5.5 + 1 - 0.5 Remark: TH / TC (C) = Holding Temperature TM(C) = Max. Temperature Limit TF (C) = Rated Functioning Temperature Ir (A) = Rated Current Ur (V) = Rated Voltage Ordering Procedure: (Ex.: TFR 1W 5%, 47, B/B) T F R 0 1 W J Product Type: TFR0 = TFR FWI0 = FWI TFRC = TFRC W 4 7 J B 0 0 Resistance Value: Wattage: 1W = 1W 2W = 2W Tolerance: J = 5% K = 10% E-24 series: the 1st digit to denote product type: W = Wire wound type P = Power film type The 2nd and 3rd digits are for the significant figures of the resistance and the 4th digit denotes number of zeros: "J" ~ 0.1, "K" ~ 0.01 Ex. 4.7 ~ 47J, 4.7K ~ 472 * More explanation on part no, please see details on pages 80-81. Packing Type: B = Bulk in poly - bag Packing Quantity: Temperature coefficient Short time overload Insulation Resistance Dielectric withstanding voltage Terminal strength Humidity (steady state) 400 PPM/C 0 = for Bulk/Box packing R/R (2% + 0.05) Max. with no evidence of mechanical damage. 20M Max., with no evidence of mechanical damage. No evidence of flashover, mechanical damage, arcing or insulation break down. Special Feature: 0 = Standard product 1 = Non-Inductive with no evidence of mechanical damage. R/R (3% + 0.05) Max. with no evidence of mechanical damage. Load life in humidity R/R (5% + 0.05) Max. with no evidence of mechanical damage. Load life R/R (5% + 0.05) Max. with no evidence of mechanical damage. * More details, please see pages 78-79. Page 46 2007 - 2008