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| MOUNT FUSES SURFACE MOUNT FUSES This product is not recommended for new designs. Please refer to Littelfuse No. 154T. No. 425 / X-SMQ 125V, UL 248-14, 125V, T Holder with mounted fuse No. 420 Time-Current Characteristic Time Lag (T) Specifications Packaging 010: Blister tape 38 cm reel (1500pcs.) tape width 16 mm Housing: Terminals: Holder plastics UL94 V-O Copper alloy, Ni+Sn plated, lead free Standard Materials of the Holder UL 248-14 CSA C22.2 No. 248.14 cULus Recognized Approvals Temperature Operating Temperature Climatic Category Stock Conditions Features Dimensions (mm) Easy exchange of the fuse For line or low voltage applications Low voltage drop Internationally approved High pulse resistance For reflow soldering -55C to +125C (consider de-rating) -55C/+125C/21 days (IEC 60068-2-1...3) +10C to +60C relative humidity 75% yearly average, without dew, maximum value for 30 days-95% 24 cycles at 15 min. each (IEC 60068-2-6) 10 - 60Hz at 0.75mm amplitude 60 - 2000Hz at 10g acceleration 235C, 3 sec. (IEC 60068-2-58) 260C, 10 sec. (IEC 60068-2-58) 280C, 5 sec. Conducting path - 0.1mm 2 Thickness - 0.035mm W ebLinks Further info see: www.wickmanngroup.com Further application info see Fuseology: 3,7 V ibration Resistance Solderability www.wickmann.com/download/fuseology.pdf Soldering Heat Resistance 10 5 Minimum Cross Section, Copper Mounting Pad Layout 4,24+0,05 2,13+0,05 4,24+0,05 Avoid circuit traces below the fuse T, Current Rating 0.4g (approx.) 3,81+0,05 Marking on fuse Unit Weight Limits for Pre-arcing Time Rated Current 500mA ... 5.00A *) 2.0 x IN 1s ... 60s Permissible continuous operating current is 70% at ambient temperature of 23C (73.4F). Rated Amp Voltage Breaking Voltage Drop Power Dissipation Current code Rating Capacity 1.0 x IN 1.0 x IN typ. (mV) typ. (mW) 500mA 750mA 1.00A 1.50A 2.00A 2.50A 3.00A 3.50A 4.00A 5.00A 0500 0750 1100 1150 1200 1250 1300 1350 1400 1500 125V 125V 125V 125V 125V 125V 125V 125V 125V 125V 50A / 125VAC 50-60Hz cos = 1.0 50A / 80VDC 430 300 270 150 165 130 125 112 110 100 230 270 435 270 380 400 450 512 560 620 Melting Integral 10 x IN min. (A2s) typ. 0.22 0.75 1.60 3.20 5.50 8.50 11.0 21.0 30.0 50.0 0.29 1.0 2.2 5.0 6.8 11.0 14.5 28.0 40.0 74.0 Approvals cURus 35A / 125VAC 50-60Hz; cos = 1.0 50A / 80VDC * * * * * * * * * * *) Please note: The holder no. 425 is lead-free, but not the inserted fuse no. 420 Order Information 050912 Qty. OrderNumber Series 425 Amp Code Packaging Specifications are subject to change without notice China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk MOUNT FUSES SURFACE MOUNT FUSES No. 425 / X-SMQ I-t Characteristics (Min-Max Limit) Time (sec.) 050912 WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com 00 0,0 10 0 ,00 10 00 1,0 0 10 10 1 0.1 0.0 1 01 0.0 UL 248-14 Test value 1 1.5 2 3 4 5 6 7 8 9 10 15 I Fault / I Rated Contact WICKMANN for individual I-t curves Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn |
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