Flat Type Chip Fuse Resistor Hokuriku Electric Industry Co.,Ltd [Model No.] FCR** [Features] ■While it works as resistor at normal use, this resistor fuses rapidly and protects circuit. ■Reflow, Flow solderings are applicable. ■Europe RoHS compliant product. [Dimensions] （Unit：ｍｍ） Model No. L FCR16 1.60±0.15 W t c d 0.80+0.20/-0.10 0.50+0.15/-0.05 0.25±0.20 0.25±0.20 FCR20 2.00+0.20/-0.10 1.25+0.20/-0.10 0.50+0.15/-0.05 0.40±0.20 0.40±0.20 FCR32 3.20+0.10/-0.15 1.60+0.10/-0.15 0.55+0.15/-0.05 0.50±0.20 0.50±0.20 FCR35 3.20+0.10/-0.15 2.60+0.10/-0.15 0.55+0.15/-0.05 0.50±0.20 0.50±0.20 0.60±0.25 0.60±0.25 FCR50 5.00±0.15 2.50±0.15 0.56+0.15/-0.05 Model No. Rated power (W) Tolerance Range (Ω) TCR (ppm/℃) FCR16 FCR20 FCR32 FCR35 FCR50 0.063 0.100 0.125 0.250 0.500 J(±5.0%) J(±5.0%) J(±5.0%) J(±5.0%) J(±5.0%) 5.6～33 10～100 10～100 10～300 10～100 ±500 ±500 ±500 ±500 ±500 Model No. Resistance (Ω) Fusing power (W) Fusing time 5.6～33 10～100 10～100 5.1～27 30～300 10～100 2.00 2.50 2.50 5.00 4.50 4.50 1sc.<t≦60sec. [Specification] FCR16 FCR20 FCR32 FCR35 FCR50 Max.Working Voltage Max.Overload Voltage 50V 100V 100V 200V 200V 400V 200V 400V Fusing characteristic [Structure] No. 1 2 3 4 5 6 7 8 9 10 Element Name Ceramic substrate Back electrode Top electrode Resistive element Protective coat Ⅰ Protective coat Ⅱ Marking Side electrode Ni plating Sn plating 3 4 6 5 7 8 1 9 2 * Design・specification are subject to change without prior notice. Please check before purchase and use. HOKURIKU Hokuriku Electric Industry Co.,Ltd [Power rating] ■For resistors operated in ambient temperature above 70 ℃,power rating must be derated in accordance with the derating curve. FCR Power rating (%) 100 80 60 40 20 0 -55 0 70 125 Ambient temperature (℃) 【Surface temperature】 ■Surface temperature rise is shown in this figure. Surface temperature （℃） FCR 160 FCR50 140 120 100 80 FCR35 60 FCR32 40 FCR20 20 FCR16 0 0 50 100 150 200 Power rating （%） [Fusing Characteristic] FCR 100 ◆FCR50 Fusing time (s) 80 ■FCR35 60 □FCR32 ▲FCR10 40 ○FCR16 20 0 0 1 2 3 4 5 6 7 Fusing power (W) * Design・specification are subject to change without prior notice. Please check before purchase and use. HOKURIKU 8 9