Littelfuse 462 Series User Manual
Surface mount fuses, 462 series fuse, Nano
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Surface Mount Fuses
NANO
2®
Fuse > 250V/350V VAC/VDC Time Lag > 462 Series
462 Series Fuse
Description
Agency Approvals
Electrical Characteristics for Series
Features
• Heat resistant plastic
housing, UL 94 V-0
• Designed for line or low
voltage applications
• Low voltage drop
• Internationally approved
• High pulse resistance
• Lead-free -- compatible
with lead-free solders
and higher temperature
profiles
• Available in ratings of
500mA to 5A
% of Amp Rating
Opening Time
125%
1 hour, Minimum
200%
2 minutes, Maximum
1000%
10 milliseconds, Minimum
100 milliseconds, Maximum
AgeNCy
AgeNCy FIle NumbeRS
AmpeRe RANge
®
e67006
500mA - 4A
40022235 40027839
1A, 1.6A, 2A, 3.15A, 4A
e242325
1A - 5A
Electrical Specifications by Item
Ampere
Rating
(A)
Amp
Code
max
Voltage
Rating
(V)
5
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
1
Nominal
melting
I
2
t (A
2
sec)
Nom
Voltage
Drop
(mV)
Nom
power
Dissipation
(mW)
Agency Approvals
3
®
0.500
0500
250
100A @
350VAC/VDC
4
150A @
250VAC/VDC
0.2270
0.43
160
200
X
X
0.630
0630
0.1570
0.80
160
200
X
X
0.800
0800
0.1300
1.40
160
250
X
X
1.00
1100
0.0867
2.70
140
250
X
X
X
1.25
1125
0.0602
5.20
130
250
X
X
1.60
1160
0.0443
9.70
130
280
X
X
X
2.00
1200
0.0335
5.44
120
300
X
X
X
2.50
1250
0.0278
8.00
120
450
X
X
3.15
1315
0.0204
14.00
110
600
X
X
X
4.00
1400
0.0158
21.00
110
800
X
X
X
5.00
1500
150A @
250VAC/VDC
0.0124
40.00
110
1000
X
X
1. Cold resistance measured at less than 10% of rated current at 23°C
2. l
2
t values slated for 8ms opening time
3. Agency Approval Table Key: X = Approved or Certified, P = Pending
4. UL Recognition - IR at 100A @ 350 VAC/VDC
5. Rated at 350VAC/VDC per UL Recognition under UL248 (up to 4A only).
Rated at 250VAC/VDC per VDE under IEC standard 60127-4.
The 462 series Nano
2®
Surface Mount Fuse has time-lag
current characteristics with interrupting ratings rated at
250V and 350V. It complies with IEC 60127-4 Universal
Modular Fuse-Links.
Applications
• Lighting ballast
• AC/DC adaptor primary
protection
• Transformerless AC/DC
converter circuit
• High DC voltage power
distribution system
®
If you have special electrical characteristic needs, please contact Littelfuse to discuss application specific options.
Additional Information