Surface Mount Fuses
NANO2® > 458 Series 1206 Size Inrush Withstand Fuse
RoHS
458 Series Fuse
Description
The 458 Series Nano2® Fuse is an ultra-small, square
surface mount fuse designed to support a variety of space
constrained overcurrent protection applications. Offering a
1206 size footprint, it is the smallest wire-in-air type surface
mount fuse offered by Littelfuse.
Features
• Surface Mount Fuse
• RoHS Compliant and
Halogen-Free
• Available in ratings of
1 to 10 Amperes
• Fully compatible with
lead free soldering
profiles
Agency Approvals
Applications
• Notebook PC
• LCD backlight inverter
• LCD Panel
• DC/DC converter
• Battery Pack
• Car Navigation System
• Network Equipment
• Telecom Equipment
• Electronic Signage
• Portable Consumer
Electronics
AGENCY
AGENCY FILE NUMBER
E10480
AMPERE RANGE
1A–10A
Electrical Characteristics for Series
Additional Information
% of Ampere
OpeningTime
Rating
100%
4 hours, Minimum
5 seconds, Maximum
250%
Datasheet
Resources
Samples
Electrical Specifications by Item
Agency
Approvals
Ampere
Amp
Max
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
Interrupting
Rating
Rating
(A)
Marking
Voltage
Code
Rating (V)
I2t (A2sec)
1.0
1.25
1.5
1.6
2
001.
1.25
01.5
01.6
002.
02.5
003.
3.15
03.5
004.
005.
06.3
0 0 7.
008.
010.
1
1.25
1.5
1.6
2
0.180
0.125
.168
.313
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0.099
0.092
0.0695
0.06
.548
.562
50A @ 75VDC
50A @ 48VAC
.952
2.5
3
2.5
3
1.408
2.289
2.457
4.00
75V
0.049
0.045
0.0375
0.032
0.027
0.0192
0.0175
0.0058
0.00465
3.15
3.5
4
3.15
3.5
4
4.832
7.938
14.37
20.48
13.448
15.0
50A @ 75VDC
50A @ 32VAC
5
5
6.3
7
6.3
7
50A @ 63VDC
50A @ 32VAC
8
8
63V
10.0
10
Notes:
1. l2t values stated for 8 msec opening time
2. Cold resistance measured at less than 10% of rated current at 25°C.
3. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved
4. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options.
© 2015 Littelfuse, Inc.
Specifications are subject to change without nSoptieccei.ficAaptpiolincsataiorensteusbtjiencgtitsosctrhoannggley rweicthoomumt neontdiceed.
Revised: 04/30/15