Littelfuse 459 Series User Manual
Surface mount fuses, 459 series pico, Very fast-acting surface mount fuse
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Surface Mount Fuses
PICO
®
SMF Fuse > 459 Series
459 Series PICO
®
Very Fast-Acting Surface Mount Fuse
Description
Electrical Characteristics for Series
Features
% of Ampere
Rating
Opening Time
100%
4 hours, Minimum
200%
1 second, Maximum
300%
0.1 second, Maximum
Electrical Specifications by Item
Ampere
Rating
(A)
Amp
Code
max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance (Ohms)
Nominal melting
I
2
t (A
2
sec)
Agency Approvals
PS
E
0.062
.062
125
50 A @125 VAC
300 A @125 VDC
7.0000
0.000075
x
x
0.125
.125
125
1.7000
0.00163
x
x
0.250
.250
125
0.6650
0.0106
x
x
0.375
.375
125
0.3950
0.0254
x
x
0.500
.500
125
0.2800
0.0546
x
x
0.750
.750
125
0.1750
0.155
x
x
1.00
001.
125
0.1250
0.281
x
x
x
1.50
01.5
125
0.0800
0.650
x
x
x
2.00
002.
125
0.0468
0.421
x
x
x
2.50
02.5
125
0.0350
0.721
x
x
x
3.00
003.
125
0.0290
1.23
x
x
x
3.50
03.5
125
0.0240
1.65
x
x
x
4.00
004.
125
0.0200
2.35
x
x
x
5.00
005.
125
0.0155
3.90
x
x
x
The 459 Series Very Fast-Acting SMF is based on Littelfuse
PICO
®
fuse technology, though offered in a surface mount
package.
This series of devices meets the requirements of the
RoHS directive.
Applications
• Very Fast-Acting
• Wide current rating range: 62mA to 5A
• Wide operating temperature range
• Low temperature rerating
• RoHS compliant
• Wireless basestation
• Network equipment
• Telecom equipment
PS
E
Agency Approvals
AgeNCy
AgeNCy FIle NumbeR
AmpeRe RANge
e10480
62mA - 5A
lR29862
62mA - 5A
PS
E
NbK030205-e10480b
1A - 5A
Additional Information