Fuse Mounting Accessories Page 22 Fuse & Mounting Accessories

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/03/17 Surface Mount Fuses Ceramic Fuse > 438 Series Materials Body: Advanced Ceramic Terminations: Ag / Ni / Sn (100% Lead-free) Element Cover Coating: Lead-free Glass Moisture Sensitivity Level IPC/JEDEC J-STD-020, Level 1 Solderability IPC/EIC/JEDEC J-STD-002, Condition B Humidity MIL-STD-202, Method 103, Conditions D Resistance to Solder Heat MIL-STD-202, Method 210, Condition B Product Characteristics Moisture Resistance MIL-STD-202, Method 106 Thermal Shock MIL-STD-202, Method 107, Condition B-3 Mechanical Shock MIL-STD-202, Method 213, Condition A Vibration MIL-STD-202, Method 201 Vibration, High Frequency MIL-STD-202, Method 204, Condition D Dissolution of Metallization IPC/EIC/JEDEC J-STD-002, Condition D Terminal Strength IEC 60127-4 Dimensions 1.54 0.150 [0.061 0.006] 0.74 [0.029] 1.00 [0.039] 1.94 [0.076] 0.60 [0.024] 0.502 0.080 [0.020 0.003] 0.530 +/- 0.150 [0.021 +/- 0.006] 0.85 0.150 [0.033 0.006] 0.432 +/- 0.150 [0.017 +/- 0.006] Packaging Part Marking System Packaging Option Packaging Specification Quantity Quantity & Packaging Code 8mm Tape and Reel EIA-481, IEC 60286, Part 3 3000 WR Part Numbering System 0438 005. W R SERIES AMP CODE QUANTITY CODE PACKING CODE W = 3000 pcs R = Reel Pack Amp Code Marking Code .250 D .375 E .500 F .750 G 001. H 1.25 J 01.5 K 1.75 L 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. Amp Code Marking Code 002. N 02.5 O 003. P 03.5 R 004. S 005. T 006. U

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