Surface Mount Fuses
Subminiature Surface Mount
Lead-Free NANO2® Fuse Very Fast-Acting 448 Series
®
RoHS Pb
®
The lead free Nano2 SMF Fuse is a very small, square surface mount fuse
that is RoHS compliant and 100% Lead-Free. This product is fully compatible
with lead-free solder alloys and higher temperature profiles associated with
lead-free assembly.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Ampere
Rating
Opening
Time
100%
1/16–15
4 hours, Minimum
1/16–10
12–15
5 seconds, Maximum
20 seconds, Maximum
200%
AGENCY APPROVALS: Recognized under the Components Program of
Underwriters Laboratories and Certified by CSA. Approved by METI from 1
through 5 amperes.
6.10
(.240")
2.69
(.106")
6.86
(.270")
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
F
3.15
(.124")
2.69
(.106")
INTERRUPTING RATINGS:
7 A
1/16 – 8A
10A
50 amperes at 125 VAC/VDC
300 amperes at 32 VDC
35 amperes at 125 VAC/50 amperes at 125 VDC
300 amperes at 32 VDC
2.95
(.116")
1.45
(.057")
1.96
(.077")
12A – 15A 50 amperes at 65 VAC/VDC
300 amperes at 24 VDC
Recommended pad layout
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: –55°C to 125°C.
Shock: MIL-STD-202, Method 213, Test Condition I
(100 G’s peak for 6 milliseconds).
Vibration: MIL-STD-202, Method 201 (10–55 Hz).
Salt Spray: MIL-STD-202, Method 101, Test Condition B.
Insulation Resistance (After Opening): MIL-STD-202, Method
302, Test Condition A, (10,000 ohms minimum).
PHYSICAL SPECIFICATIONS:
Materials: Body: Ceramic, blue ink used for device marking
Terminations: Gold over nickel plated brass caps
Soldering Parameters(see page 3 for typical soldering profile):
Wave Solder — 260°C, 10 seconds maximum
Reflow Solder — 260°C, 30 seconds maximum
Solderability: MIL-STD-202, Method 208.
PACKAGING SPECIFICATIONS: 12mm Tape and Reel per
EIA-RS481-1 (IEC 286, part3); 1,000 pieces per reel, add packaging
suffix, MR; 5,000 per reel, add packaging suffix NR.
Resistance to Soldering Heat: MIL-STD-202,
Method 210, Test Condition B (10 sec. at 260°C).
Thermal Shock: MIL-STD-202, Method 107,
Test Condition B (–65 to 125°C).
Moisture Resistance: MIL-STD-202, Method 106, High Humidity
(90-98 RH), Heat (65°C).
PATENTED
Average Time Current Curves
ORDERING INFORMATION:
Nominal
Nominal
Ampere
Rating
Voltage Resistance Melting I2t
100
Catalog #
Rating Cold Ohms
A2 Sec.
0448.062
0448.080
0448.100
0448.125
0448.160
0448.200
0448.250
0448.315
0448.375
0448.400
0448.500
0448.630
0448.750
0448.800
0448 001.
0448 1.25
0448 01.5
0448 01.6
0448 002.
0448 02.5
0448 003.
0448 3.15
0448 03.5
0448 004.
0448 005.
0448 06.3
0448 007.
0448 008.
0448 010.
0448 012.
0448 015.
0.062
0.080
0.100
0.125
0.160
0.200
0.250
0.315
0.375
0.400
0.500
0.630
0.750
0.800
1.0
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
65
5.50
0.00023
0.00043
0.00082
0.00130
0.00280
0.00380
0.01520
0.0265
0.0240
0.0416
0.1000
0.121
4.42
2.90
2.58
10
1.76
1.40
1.05
0.7900
0.7300
0.4895
0.3800
0.2821
0.2475
0.1907
0.08630
0.06619
0.06514
0.06261
0.03529
0.02934
0.02445
0.02300
0.02100
0.01577
0.01531
0.01044
0.00900
0.00780
0.00700
0.00533
0.00394
1
0.206
0.272
0.441
1.25
1.5
0.900
0.1
0.900
1.6
1.122
2.0
0.812
2.5
1.156
3.0
1.720
3.15
3.5
1.810
0.01
2.300
4
3.970
5
4.490
6.3
12.10
7
13.92
8
18.33
10
28.00
0.001
0.1
1
10
100
1000
12
47.59
CURRENT IN AMPS
15
65
96.10
374
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