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Fuse Datasheet 370 Series TR5 ® Fuse, Fast Acting HF RoHS Pb PS E Description The 370 Series are sub-miniature TR5® fuses, fast acting type, 250V rated fuses, designed in accordance to IEC 60127-3. Features & Benefits ■ Reduced PCB space requirements ■ Available from 0.040A to 6.3A ■ Direct solderable or plug-in versions ■ UL Recognized to UL/CSA/ NMX 248-1 and UL/CSA/NMX 248-14 ■ Internationally approved ■ Low internal resistance ■ Shock safe casing ■ Vibration resistant ■ Lead-free, Halogen free and RoHS compliant Additional Information ■ Conforms to EN/J 60127-1 and EN/J 60127-3 ■ Conforms to GB/T9364.1 and GB/T9364.3 Applications Resources Accessories Samples ■ Battery Chargers ■ Power supplies ■ Consumer Electronics ■ Industrial Controllers Electrical Characteristics Agency Approvals Agency PS E Certificate Number Ampere Range % of Ampere Rating Opening Time 40021074 98941 40005316 40024532 0.050A - 0.080A 0.100A - 5A 6.3A 0.040A E67006 0.040A - 6.3A 150% 210% 275% 400% 1000% 1 Hour, Min. 30 Minutes, Max. 10 ms, Min. ; 3 Sec., Max. 3 ms, Min. ; 300 ms, Max. 20 ms, Max. JET1896-31007-2002 1A - 5A 2020970207000050 0.050A - 6.3A 1 © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 07/28/21 Fuse Datasheet 370 Series TR5 ® Fuse, Fast Acting Electrical Characteristics Amp Code Rated Current Voltage Rating 0040 0050 0063 0080 0100 0125 0160 0200 0250 0315 0400 0500 0630 0800 1100 1125 1160 1200 1250 1315 1400 1500 1630 40mA 50mA 63mA 80mA 100mA 125mA 160mA 200mA 250mA 315mA 400mA 500mA 630mA 800mA 1.00A 1.25A 1.60A 2.00A 2.50A 3.15A 4.00A 5.00A 6.30A* 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V 250V Nominal Cold Voltage Drop Resistance 1.0×IN (Ohms)2 max. (mV) Breaking Capacity3 35A @ 250VAC 40A / 250VAC 50A / 250VAC 63A / 250VAC 6.0000 4.0224 2.6740 2.0000 4.6100 3.2400 2.2520 1.6900 1.3420 0.9300 0.1610 0.1210 0.0920 0.0760 0.0676 0.0518 0.0420 0.0325 0.0246 0.0184 0.0129 0.0105 0.0073 Power Dissipation 1.5×IN max. (mW) Melting Integral 10×IN max. (A2s) 100 80 100 120 130 172 165 190 250 250 135 155 200 310 310 360 600 500 660 950 920 1000 1200 0.0002 0.0004 0.0005 0.0014 0.0038 0.0066 0.0140 0.0300 0.0510 0.1000 0.0250 0.0420 0.0760 0.1200 0.2000 0.3100 0.5300 0.9800 1.8000 3.1000 6.7000 12.0000 24.0000 900 320 350 370 600 550 500 465 400 380 120 120 115 120 110 100 100 85 80 90 80 80 70 Agency Approvals PS E X - X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X - X X X X X X X X X X X X X X X X X X X X X X Notes: 1) 1.00 means the number one with two decimal places. 1,000 means the number one thousand. 2) Resistance is measured at 10% of rated current, 25ºC. 3) Breaking Capacity may differ based on Agency Approval. See Agency Approval certificate for more details. Average Time Current Curves 0.040A 0.050A 0.063A 0.080A 0.100A 0.125A 0.160A 0.200A 0.250A 0.315A 0.400A 0.500A 0.630A 0.800A 1.00A 1.25A 1.60A 2.00A 2.50A 3.15A 4.00A 5.00A 6.30A Temperature Rerating Curve 140 100000 PERCENT OF RATING 120 100 10000 80 60 23°C 40 1000 20 -40 -20 0 20 40 60 TIME IN SECONDS 0 80 AMBIENT TEMPERATURE (°C) Note 1. Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 100 10 1 0.100 0.010 0.001 0.02 0.100 1 10 100 CURRENT IN AMPERES 2 © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 07/28/21 Fuse Datasheet 370 Series TR5 ® Fuse, Fast Acting Soldering Parameters - Wave Soldering Recommended Process Parameters: Wave Parameter 280 260 Lead-Free Recommendation Preheat: 240 220 200 180 160 140 120 100 (Depends on Flux Activation Temperature) (Typical Industry Recommendation) Temperature Minimum: Temperature Maximum: Preheat Time: Solder Pot Temperature: Solder Dwell Time: 100°C 150°C 60-180 Seconds 260°C Maximum 2-5 Seconds Recommended Hand-Solder Parameters: Solder Iron Temperature: 350°C +/- 5°C Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. 80 60 40 240 230 220 210 200 190 180 170 160 150 140 130 120 110 90 100 80 70 60 50 40 30 0 0 20 20 10 Temperature (°C) - Measured on bottom side of board 300 Time (Seconds) Cooling Time Preheat Time Dwell Time Product Characteristics Base/Cap: Brown Thermoplastic Polyamide PA 6.6, UL 94 V-0 Round Pins: Copper, Tin-plated 10 N (IEC 60068-2-21) 260ºC, ≤ 3s. (Wave) 350ºC, ≤ 1s. (Soldering Iron) 260ºC, 10s. (IEC 60068-2-20) 350ºC, 3s. (Soldering Iron) Materials Lead Pull Strength Solderability Soldering Heat Resistance Operating Temperature Climatic Category Stock Conditions Vibration Resistance -40ºC to +85ºC (consider de-rating) -40ºC to +85ºC/21 days (IEC 60068-1,-2-1,-2-2,-2-78) +10ºC to +60ºC RH ≤ 75% yearly average, without dew, maximum value for 30 days-95% 24 cycles at 15 min. each (IEC 60068-2-6) 10 - 60 Hz at 0.75 mm amplitude 60 - 2000 Hz at 10G acceleration Part Numbering System Dimensions (mm) 370 xxxx 0000 ∅ 8.5 ∅ 0.6 0.5 min L max. 8 Series Amp Code Long Leads (L=18.8mm) Short Leads (L=4.3mm) Refer to Amp Code column of Electrical Characteristics Table Packaging Code 0000 Tape/Ammopack (1,000 pcs.) 0410 Short Leads - Bulk (1,000 pcs.) 1 +0.1 5.08 Löcher in der Leiterplatte Holes in the printed circuit board Holes in PCB Packaging Packaging Option Packaging Specification Quantity Tape & Ammopack Short Leads N/A N/A 370 Series 1,000 1,000 Quantity & Packaging Code Taping Width 0000 0410 N/A N/A Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics. 3 © 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 07/28/21