SURFACE MOUNT FUSES
SUBMINIATURE SURFACE MOUNT
PICO® SMF Slo-Blo® Type Fuse 460 Series
®
®
The PICO® SMF Slo-Blo® Fuse product provides Pico® fuse
reliability and performance in a standard rectangular sur-
face mount package.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Opening
Time
100%
200%
300%
800%
4 hours, Minimum
1 second, Min.; 120 seconds, Max.
0.2 second, Min.; 3 seconds, Max.
0.02 second, Min.; 0.1 second, Max.
AGENCY APPROVALS: Recognized under the
Components Program of Underwriters Laboratories and
Certified by CSA. Approved by MITI from 1 through 5
amperes.
5A 125V
.170"
.120"
F
L
4 60
.325"
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
T
B 3
®
®
.285"
REF.
.080"
INTERRUPTING RATINGS:
50 amperes at 125 VAC.
50 amperes at 125 VDC.
.117"
.065"
.195"
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).
RECOMMENDED
PAD LAYOUT
.051"
REF.
Vibration: MIL-STD-202, Method 201 (10–55 Hz).
MIL-STD-202, Method 204, Test Condition C (55–2000 Hz,
10 G’s peak).
Salt Spray: MIL-STD-202, Method 101, Test Condition B.
Insulation Resistance (After Opening): MIL-STD-202,
Method 302, (10,000 ohms minimum at 100 volts).
Resistance to Soldering Heat: MIL-STD-202,
Method 210, (3 sec. at 260°C).
Average Time Current Curves
Thermal Shock: MIL-STD-202, Method 107,
(–65 to 125°C).
1000
Moisture Resistance: MIL-STD-202, Method 106, High
Humidity (90-98 RH), Heat (65°C).
PHYSICAL SPECIFICATIONS:
100
10
Materials: Body: Molded Thermoplastic
Terminations: Tin-Lead Plated Copper
Soldering Parameters:
Wave Solder — 260°C, 3 seconds maximum
Reflow Solder — 230°C, 30 seconds maximum
Solderability: MIL-STD-202, Method 208.
PACKAGING SPECIFICATIONS: 12mm Tape and Reel
per EIA-RS481 (IEC 286, part 3); 500 per reel, add
packaging suffix, UR.
1
PATENTED
ORDERING INFORMATION:
Nominal
Resistance
Cold Ohms
Nominal
Melting I2t
A2 Sec.
Catalog
Number
Ampere
Rating
Voltage
Rating
0.1
0.01
R460.500
R460.750
R460 001
R460 01.5
R460 002
1/2
3/4
125
125
125
125
125
1.19
0.210
0.760
2.01
3.94
7.60
0.497
0.280
0.116
0.071
1
1 /
1
2
2
1
0.05 0.1
1
10
CURRENT IN AMPERES
100
1000
2
R460 02.5
R460 003
R460 03.5
2 /
125
125
125
0.052
0.038
0.024
13.0
21.0
26.8
3
3 /
1
2
R460 004
R460 005
4
5
125
125
0.0194
0.0133
35.0
54.8
37