Cartridge Fuse Blocks 646 Series Molded Base Fuse Block For 5×20mm Fuses RoHS Pb Product Characteristics Compatible Fuse Sizes 648 Cover (Optional Cover) 640 Adapter (Optional Adapter) For 5×20mm Fuses Leadfree Holder: Black Thermoplastic, UL94 V-0 Polyamide PA 6.6 Cover: Transparent Thermoplastic,UL94 V-0, Polycarbonate PC Materials Adapter: Polyester PBT, UL94 V-0 Metal Parts: Tin plated opper alloy Rated Voltage: 250V Electrical Data (23ºC) 646 Series Holder Max. Current/Power: 6.3A/2.5W 5A/1W (with No. 648) 6.3A/1.6W (with No. 640) Mounting Solder pins 0.5mm×1.2mm Ø 3mm screw hole may be used optionally Minimum Cross Section Conducting path - 0.2mm2 Unit Weight 1.6g (Holder), 1.0g (Cover), 1.0g (Adapter) Dimensions Ordering Information Pic1 Pic2 Ordering PN Description Pic Meas. "A" for PCBthickness 646 0000 1003 Fuse Block 1 5mm 3mm 646 0000 1223 Fuse Block 1 3.2mm 1.5mm 646 0000 1233 Fuse Block 2 3.3mm 1.5mm Ordering PN Description Fuse PN 646 1200 7113 Fuse & Block Assy. 0215002.MXP 646 1200 7123 Fuse & Block Assy. 0219002.MXAP 646 1400 7143 Fuse & Block Assy. 0218004.MXP 646 1400 7183 Fuse & Block Assy. 0215004.MXP Ordering PN 6460001233 Description 640 0000 1003 Adaapter - Black 640 0000 1403 Adaapter - Brown 640 0000 1503 Adaapter - White 640 0000 1603 Adaapter - Yellow 640 0000 1703 Adaapter - Green 640 0000 1903 Adaapter - Blue 1 Recommended Hole Pattern Block PN 4.7 10.4 22.5 Additional Information 24.5 9 Datasheet ø2 16 Contact Littelfuse for an auto-insertable fuse, holder and adapter assembly. Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand. © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Application testing is strongly recommended. Revised: 06/15/15 Resources Samples