Surface Mount Fuses PICO® SMF Fuse > 459 Series 459 Series PICO® Very Fast-Acting Surface Mount Fuse RoHS PS E Description The 459 Series Very Fast-Acting SMF Fuse is based on Littelfuse PICO® fuse technology, though offered in a surface mount package. This series of devices meets the requirements of the RoHS directive. Features • Very Fast-Acting • Wide current rating range: 62mA to 5A • Wide operating temperature range Agency Approvals • Low temperature re-rating AGENCY AGENCY FILE NUMBER AMPERE RANGE • RoHS compliant E10480 0.062 - 5A Applications 29862 0.125 - 5A • Wireless basestation PS NBK030205-E10480B 1A - 5A E • Network equipment • Telecom equipment Electrical Characteristics for Series Additional Information % of Ampere Opening Time Rating 100% 4 hours, Minimum 200% 1 second, Maximum 300% 0.1 second, Maximum Datasheet Resources Samples Electrical Specifications by Item Max Agency Approvals Ampere Amp Voltage Interrupting Nominal Cold Nominal Melting Rating (A) Code Ra(Vtin)g Rating Resistance (Ohms) I2t (A2sec) PES 0.062 .062 125 7.0000 0.000075 x 0.125 .125 125 1.7000 0.00163 x x 0.250 .250 125 0.6650 0.0106 x x 0.375 .375 125 0.3950 0.0254 x x 0.500 .500 125 0.3020 0.0546 x x 0.750 .750 125 0.1750 0.155 x x 1.00 001. 125 50 A @125 VAC 0.1280 0.281 x x x 1.50 01.5 125 300 A @125 VDC 0.0816 0.650 x x x 2.00 002. 125 0.0468 0.421 x x x 2.50 02.5 125 0.0350 0.721 x x x 3.00 003. 125 0.0290 1.23 x x x 3.50 03.5 125 0.0233 1.65 x x x 4.00 004. 125 0.0197 2.35 x x x 5.00 005. 125 0.0151 3.90 x x x © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Application testing is strongly recommended. Revised: 11/11/15

Surface Mount Fuses PICO® SMF Fuse > 459 Series Temperature Re-rating Curve Average Time Current Curves .062A .125A .25A.375A.500A.750A1A1.5A2A2.5A3A3.5A4A5A 100 10 S D N CO 1 E S N E I M TI 0.1 Note: 1. Re-rating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.01 Soldering Parameters Wave Soldering 260°C, 10 seconds max. 0.001 0.05 0.1 1 10 100 Reflow Soldering 260°C, 30 seconds max. CURRENT IN AMPERES Product Characteristics Dimensions Body: Molded Thermoplastic Materials Terminations: 100% Tin-plated Copper 5 A 1 2 5 V 4.32 Solderability MIL-STD-202, Method 208 LF 4 5 9 (.170") 8.26 B 3 (.325") Body: Brand Logo, Current Rating, ® ® 2.03 Product Marking Voltage Rating, Series Code, Date 7.24(.285") (.080") 2.97 Code, Agency Approved Logo REF. 1.65 (.117") (.065") 3.05 Moisture Sensitivity Level 1 J-STD - 020 (.120") 4.95 (.195") Operating Temp. –55OC to 125OC (Consider re-rating) RECOMMENDED 1.30(.051") PAD LAYOUT MIL-STD-202, Method 213, Test REF. Shock Condition I (100 G’s peak for 6 msecs.) MIL-STD-202, Method 201 Part Numbering System Vibration (10–55 Hz, 0.06 inch total excursion) 0459 .500 UR MIL-STD-202, Method 101, Salt Spray Test Condition B (48 hours) SERIES Insulation Resistance MIL-STD-202, Method 302, (After Opening) (10,000 ohms minimum at 100 volts) AMP Code MIL-STD-202, Method 107, Refer to Electrical Thermal Shock Test Condition B (–65 to 125°C) Characteristics table MIL-STD-202, Method 106, High QUANTITY Code Moisture Resistance Humidity (90-98 RH), Heat (65°C) UR = 500 pcs ER = 2500 pcs Packaging PACKAGING Code Example: 0.62 Amp product is R = Tape and Reel 0459 .062 UR (.5 Amp Packaging Packaging Quantity & Quantity product shown above). Option Specification Packaging Code 500 UR 12mm EIA RS-481-1 Tape and Reel (IEC 286, part 3) 2500 ER © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/11/15