Axial Lead & Cartridge Fuses PICO ll > Slo-Blo Fuse > 473 Series PS RoHS E 473 Series, PICO II Slo-Blo Fuse Description The PICO II Slo-Blo Fuse combines time-delay performance characteristics with the proven reliability of a PICO Fuse. Features Enhanced inrush Halogen free and RoHS withstand complaint Small size Wide operating temperature range Wide range of current ratings (0.375A - 7A) Low temperature Agency Approvals rerating Agency Agency File Number Ampere Range Applications Flatpanel Display TV Medical equipment E10480 0.375A - 7A LCD monitor Industrial equipment 29862 0.375A - 7A Lighting system PS NBK200416-JP1021 1A - 5A E Electrical Characteristics % of Ampere Opening Time Additional Information Rating 100% 4 Hours, Min. 200% 1 Sec., Min. 60 Sec., Max. 300% 0.2 Sec., Min. 3 Sec., Max. Datasheet Resources Samples 800% 0.002 Sec., Min. 0.1 Sec., Max. Electrical Characteristics Max Agency Approvals Ampere Nominal Cold Nominal Nom Amp Voltage Interrupting Rating Resistance Melting Voltage Drop PS Code Rating Rating 2 2 E (A) (Ohms) I t (A sec) (mV) (V) 0.375 .375 125 1.7550 0.085 0.840 X X 0.500 .500 125 1.1370 0.210 0.775 X X 125 0.750 .750 0.4900 0.760 0.429 X X 1.00 001. 125 0.3000 2.010 0.353 X X X 1.50 01.5 125 0.1170 3.940 0.208 X X X 2.00 002. 125 0.0720 7.600 0.180 X X X 2.25 2.25 125 50A 125VAC/DC 0.0640 9.280 0.164 X X X 2.50 02.5 125 0.0520 13.00 0.153 X X X 3.00 003. 125 0.0380 21.00 0.140 X X X 3.50 03.5 125 0.0240 26.80 0.094 X X X 4.00 004. 125 0.0200 35.00 0.086 X X X 5.00 005. 125 0.0133 54.80 0.074 X X X 7.00 007. 125 0.0092 105.00 0.070 X X 2018 Littelfuse, Inc. Application testing is strongly recommended. Specifications are subject to change without notice. Revised: 02/15/18Axial Lead & Cartridge Fuses PICO ll > Slo-Blo Fuse > 473 Series Temperature Re-rating Curve Average Time Current Curves 1000 100 10 1 Note: Rerating depicted in this curve is in addition to the standard derating of 25% for 0.1 continuous operation. Soldering Parameters 0.01 0.1 1 10 100 1000 Recommended Process Parameters: CURRENT IN AMPERES Wave Parameter Lead-Free Recommendation Preheat: (Typical Industry Recommendation) (Depends on Flux Activation Temperature) Temperature Minimum: 100C Temperature Maximum: 150C Preheat Time: 60-180 seconds Solder Pot Temperature: 260C Maximum Solder Dwell Time: 2-5 seconds Recommended Hand-Solder Parameters: Solder Iron Temperature: 350C +/- 5C Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/15/18 TIME IN SECONDS .375A .50A .75A 1.0A 1.5A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 7.0A