050901 WebSite www.littelfuse.com
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
MINIATURE FUSEHOLDERS
Holder / No. 646
Cover / No. 648
PC Mount, for 5x20mm Fuses,
lead free
Optional Cover
Specifications
Mounting
Solder pins 0.5mm x 1.2mm
Ø 3mm screw hole may be used optionally
Materials
Holder: Black Thermoplastic, UL94 V-0
Polyamide PA 6.6
Metal Parts: Copper alloy,
solderable, tinned
Electrical Data (23ºC)
Rated Voltage: 250V
Max. current/power: 6.3A/2.5W
5A/1W (with No. 648)
6.3A/1.6W (with No. 640)
Minimum Cross Section
Conducting path - 0.2mm
2
Unit Weight
1.6g
Packaging
Bulk (1000 pcs.)
Materials
Cover: Transparent Thermoplastic,
UL94 V-0, Polycarbonate PC
Unit Weight
1.0g
Packaging
Bulk (2000 pcs.)
Specifications are subject
to change without notice
Adapter / No. 640
Contact Littelfuse for an auto-insertable
fuse, holder and adapter assembly.
Order Qty. Order Series Type
Information Number 646 0000
Type Pic Meas.“A” for PCB-Thickness
100 1 5mm 3mm
122 1 3.2mm 1.5mm
123 2 3.3mm 1.5mm
Pic 1 Pic 2
Order Qty. Order Series
Information Number 648 0000 100
Mounting
Hand adapter can be optionally used with
Holder No. 646 and 647
Materials
Adapter: Polyester PBT, UL94 V-0
Unit Weight
1.0g
Packaging
Bulk (5000 pcs.)
Colours
Adapter black 100
Adapter brown 140
Adapter white 150
Adapter yellow 160
Adapter green 170
Adapter blue 190
Optional Adapter
Order Qty. Order Series Colour
Information Number 640 0000