Surface Mount Fuses
Subminiature Surface Mount
RoHS
NANO
2®
250V UMF FUSE
Fast-Acting 464 Series
• The Surface Mount Nano
2
250V UMF product family complies with IEC
Publication IEC 60127-4-Universal Modular Fuse-Links [UMF]. This
IEC standard has been accepted by UL/CSA making it the first global
fuse standard.
• The Nano
2
250V UMF fuse family is based on the proven NANO
2
Fuse product technology.
• Product is
RoHS Compliant
and compatible with lead-free solders and
higher temperature profiles.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
125%
200%
1000%
Opening
Time
1 hour,
Minimum
2 minutes,
Maximum
0.001 sec,
Min;
0.01 sec
Max
Reference Dimensions:
12.1
(.475")
6.7
(.264")
5.6
(.22")
6.9
(.27")
TOP VIEW
WAVE SOLDER
3.5
(.14")
AGENCY APPROVALS:
Listed to IEC 60127-4, Universal Modular Fuse-
Links (UMF), 250V. UL Listed. Approved by METI and CCC. K and VDE
AGENCY FILE NUMBERS:
UL E184655. METI NBK30502-E184655a,b.
INTERRUPTING RATINGS:
100 amperes at 250VAC
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature:
–55°C to 125°C.
Shock:
MIL-STD-202, Method 213, Test Condition A.
Vibration
:
MIL-STD-202, Method 201 (10–55 Hz).
Insulation Resistance (After Opening):
IEC60127-4 (0.1MΩ min
@ 500VDC).
4.5
(.177")
F
F500mAL
AC250V
2.8
(.11")
4.5
(.177")
Height
5.6
(.22")
6.8
(.264")
REFLOW SOLDER
Resistance to Soldering Heat:
IEC60127-4.
Thermal Shock:
MIL-STD-202, Method 107,
Test Condition B (–65 to 125°C, 5 cycles).
END CAP
Average Time Current Curves
.5 A
.63 A
.8 A
1A
1.25 A
1.6 A
2A
2.5 A
3.15 A
4A
5A
6.3 A
100
10
TIME IN SECONDS
1
Moisture Resistance:
MIL-STD-202, Method 106
PHYSICAL SPECIFICATIONS:
Materials:
Body: High Performance Ceramic
Terminations: Silver plated brass.
Soldering Parameters:
Wave Solder — 260°C, 10 seconds maximum
Reflow Solder — 260°C, 30 seconds maximum
Solderability
:
IEC60127-4.
PACKAGING SPECIFICATIONS:
24mm Tape and Reel per
EIA-RS481-1 (IEC 286, part 3); 1,500 per reel, add packaging suffix, DR.
PATENTED
ORDERING INFORMATION:
Nominal
Voltage Cold Resistance
Rating
(Ohms)
250
0.283
250
0.100
250
0.059
250
0.048
250
0.038
250
0.032
250
0.024
250
0.018
250
0.014
250
0.011
Nominal
Melting I
2
t
(A
2
sec)
0.3
0.8
1.2
1.9
2.8
4.5
9.4
15.1
23.1
40.0
0.1
Catalog
Number
0464.500
0464
001.
0464
1.25
0464
01.6
0464
002.
0464
02.5
0464
3.15
0464
004.
0464
005.
0464
06.3
Ampere
Rating
0.5
1.0
1.25
1.6
2.0
2.5
3.15
4.0
5.0
6.3
0.01
0.001
0.1
1
*For information and availability of additional ratings please contact Littelfuse
100
10
CURRENT IN AMPERES
1000
378
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