www.littelfuse.com
ATOF® BLADE FUSE RATED 32V
Description
Developed by Littelfuse for the automotive industry, the ATOF®
fuse has become the original equipment circuit protection
standard for foreign and domestic automobiles and trucks.
Readily identifiable and easily replaced, this fuse can be
specified for a variety of low voltage electronic applications.
Specifications
Voltage Rating: 32 VDC
Interrupting Rating: 1000A @ 32 VDC
Operating Temperature Range: -40˚C to +105˚C (Ag=-40˚C to +125˚C)
Terminals: Sn plated zinc alloy
Housing Material: PA66
Complies with: ISO 8820-3
UL Listed: File AU1410
CSA Certified: File No. 29862
Ordering Information
Part Number Package Size
0287xxx.PXCN 2000
0287xxx.U 500
0287xxx.H 100
0287xxx.L 50
ATO® Ag Fuse
0287xxx.PXS 2000
Ratings
Part Number Current Rating Housing Material Color Typ. Voltage Drop Cold Resistance I2t
0287001._ 1A 176 mV 123 mΩ0.4 A²s
0287002._ 2A 141 mV 53.5 mΩ1.4 A²s
0287003._ 3A 137 mV 31.1 mΩ7.4 A²s
0287004._ 4A 136 mV 22.8 mΩ14 A²s
0287005._ 5A 128 mV 17.85 mΩ26 A²s
028707.5_ 7.5A 116 mV 10.91 mΩ60 A²s
0287010._ 10A 109 mV 7.70 mΩ115 A²s
0287015._ 15A 102 mV 4.80 mΩ340 A²s
0287020._ 20A 98 mV 3.38 mΩ520 A²s
0287025._ 25A 92 mV 2.52 mΩ1080 A²s
0287030._ 30A 84 mV 1.97 mΩ1510 A²s
0287035._ 35A 87 mV 1.61 mΩ2280 A²s
0287040._ 40A 96 mV 1.44 mΩ3310 A²s
Corresponding holder see Section “Fuse Holders.”
Blade Fuses
Also available:
ATO® Ag Fuse
(silver plated)
www.littelfuse.com
Time-Current Characteristics
% of Rating Current Rating Opening Time
Min / Max (s)
100 35A & 40A 360,000 s / –
110 1A-30A 360,000 s / –
135 1A & 2A
3A-40A
350 ms / 600 s
0.750 s / 600 s
160 1A-40A 250 ms / 50 s
200 1A & 2A
3A-40A
100 ms / 5.0 s
0.150 s / 5.0 s
350 1A & 2A
3A-40A
20 ms / 500 ms
80 ms / 500 ms
600 1A-30A
35A & 40A
– / 100 ms
– / 150 ms
ATOF® BLADE FUSE RATED 32V
Temperature Rerating Curve
Dimensions
Dimensions in mm
Time-Current Characteristic Curves
Blade Fuses
