Fuse Mounting Accessories Page 15 Fuse & Mounting Accessories

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/03/17 FUSE Circuit Protection Products and Mounting Accessories Packaging and Part Numbering 1.-3. 4. 5.-7. 8. 9. 10. Stelle 3xx X XXX X X digit 0 4 3 TR3 0 303 370 1 2 372 3 382 4 385 5 391 6 950 Y 373 374 Variant 0 Standard, long leads 18,8 mm 1 long leads 18,8 mm, TR3 392 2 395 4 short leads 4,3 mm 396 5 TCP Version 397 0 Standard 1 MP S PIP Surface Mount (TR5 blister tape 2x500 pcs.) 398 Rated Current Specification IP 3-digit 399 062 = 62mA example 4.-7. digit 100 = 100mA / 1A / 10A Pico 125 = 125A 0062 = 62mA 275 0100 = 100mA 0 < 1A 1100 = 1A 1 1 - < 10A 2100 = 10A 2 10 - < 100A 3125 = 125A 3 100A tape in bulk 100 pcs., only Picofuse 275 bulk 2.500 pcs., only Picofuse 275 Tape, Ammopack Tape, Ammopack Tap, Rolle/ Reel varying production customized short leads 3,3 / 3,5 mm (special model) bulk 1.400 pcs., only TE5 / TCP / MP / IP bulk, 200 pcs., TR3 long leads / TR Packaging Tape, Ammopack 1.000 pcs. TR5 bulk, 1.000 pcs. TR5 bulk, 300 pcs., TR3 short leads Explanation TR5 TE5 Littelfuse Wickmann Products Part Numbering System 0 X X X X X X X X X X X X X X X Packaging Type * A Ammo packed B Bubble packed C Chip packed R Reeled X Filler A/X 1 V 5 T 10 S 20 L 50 H 100 F 200 G 250 U 500 M 1000 D 1500 P 2000 E 2500 W 3000 Y 4000 N 5000 K 10000 J 12000 Z Misc. Options Codes * RT1 Reel and Tape, 2.062in (52.4mm) lead spacing RT2 Reel and Tape, 2.50 in (63.5mm) lead spacing RT3 Reel and Tape, 2.874 in (73mm) lead spacing E Pigtail lead type fuse ID Indicating fuse L RoHS compliant P Lead-free Product Series Code * Not all options and codes listed here are available for all products. For information about the specific options available for any Littelfuse product, please refer to the packaging details information within each product data sheet or contact your Littelfuse products representative. Ampere Rating Code Decimal is to far right for whole number amp ratings, to far left for ratings less than one, and within center for fractional amp ratings. Examples: 10A fuse is "010." 1/4A or 0.25A fuse is ".250" 1 1/2A or 1.5A fuse is "01.5" 1 1/4A or 1.25A fuse is "1.25" Refer to the Electrical Characteristics tables presented in each product data sheet for specific amp rating codes Packaging Quantity Code * y x Tape and Reel packaging per EIA-296: Tape width is defined as the width of the tape and reeled fuse (x) as measured from inside tape to inside tape. Pitch is defined as the space between two tape and reeled fuses (y) as measured from lead to lead. Example: 437 series fuse is "0437" Littelfuse Fuse Products Traditional Part Numbering System

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