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Littelfuse 649 Series User Manual

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© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Cartridge Fuse Blocks
22.6 ±.2 [.89]
12.0 +0/-.3
[.47]
3 [.12]
13
[.51]
.5 [.02]
15 ±.1 [.59]
9 [.354]
3.5 +.2/-0
[.138]
1.35
[.053]
1 [.04]
1
[.04]
17.8 ±.2
[.70]
4 [.16]
5.4
[.213]
7. 3
[.29]
Dimensions of holes in the printed circuit board.
Thickness of printed circuit board: 1.6 ±.14 [.063 ±.005]
15 +.25/-0
[.59 +.01/-0]
2.6 +.05/-0
[.102 +.004/-0]
1.3 ±.05
[.051 +.004/-0]
Dimensions in millimeter [inch]
Compatible
Fuse Size
5 × 20 mm standard cartridge fuse
Ordering Number 649 0000 1039 649 0000 3039
Materials
Holder:
White Thermoplastic, PBT
UL94 V-0
Holder:
Grey Thermoplastic, PA 66
UL94 V-0
Metal Parts: Tin Plated Copper Alloy
Electrical Data
Rated Voltage: 250V
Max. Current/Power: 6.3A/1.6W
Mounting Solder pins 0.5 x 1.0mm and plastic stud
Operating
Temperature
-25ºC to +70ºC (consider de-rating)
Stock Conditions
+10ºC to +60ºC relative humidity ≤ 75% yearly average,
without dew, maximum value for 30 days - 95%
Contact
Resistance
≤ 5mΩ
Isolation
Resistance
10
2
MΩ
Solderability 235ºC, 2 sec. (soldering bath; IEC 60068-2-20)
Soldering Heat
Resistance
260ºC, 10 sec. (soldering bath; IEC 60068-2-20)
Minimum Cross
Section
Conducting path - 0.2mm
2
Unit Weight 1.2g
Product Specifications
Dimensions
Agency Approvals
Agency Agency File Number
E14721
VDE
40015067
NOTES:
1) Ensure that proper fuse de-rating is factored in fuseholder selection.
2) The plastic material used in #649 0000 3039 is GWIT and GWFI compliant per EN-60335-1.
Ordering Information
Ordering PN Description Packaging
649 0000 1039 Block Holder for 5×20 big box Bulk (3000pcs)
649 0000 3039 Block Holder for 5×20 MM GW Bulk (3000pcs)
649 Series Molded Fuse Block, PC Mount for 5×20mm Fuses
Additional Information
Datasheet
Samples
Resources
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1

Summary of Contents

Page 1 - Cartridge Fuse Blocks

© 2013 Littelfuse, Inc.Specifications are subject to change without notice. Revised: 12/19/13Cartridge Fuse Blocks22.6 ±.2 [.89]12.0 +0/-.3[.47]3 [.12]

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