FUSE BLOCKS AND CLIPS
FOR NANO2® SURFACE MOUNT FUSES
SMF OMNI-BLOK® Fuse Block Molded Base Type
®
®
The SMF Omni-Blok® Fuseholder permits quick and easy
replacement of Nano2® SMF surface mount fuses. The fuse
block and pre-installed fuse combination can be placed on
the PC board in one efficient manufacturing operation. Fuse
replacement is accomplished without exposing the PC
board to the detrimental effects of solder heat. Refer to
notes 1 and 2, below, for fuse/fuseholder combinations
available.
APPROVALS: Recognized under the Components Program
of Underwriters Laboratories and Certified by CSA.
SPECIFICATIONS:
Electrical: 7 Amperes, 125 Volts.
Molded Parts: Thermoplastic (94V0).
Terminals: Tin/Lead Alloy Plated Beryllium Copper.
Ambient 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).
Thermal Shock: MIL-STD-202, Method 107, Condition A
(200 cycles: 30 minutes at –55°C, 30 minutes at 125°C).
Soldering Parameters (Fuse Installed):
Reflow — 154 000: 500°F (260°C), 30 sec.
154 000T: 445°F (230°C), 30 sec.
Solderability: MIL-STD-202, Method 208.
Packaging: 16mm Tape and Reel for use with automatic pick
and place equipment per EIA Standard 481; 1500 per reel.
PATENTED
ORDERING INFORMATION:
With Very Fast-Acting Fuse Installed
Catalog
Number
Ampere
Rating
Fuse
Furnished1
154.062
154.125
154.250
154.375
154.500
1/16
1/8
1/4
3/8
1/2
0453.062
0453.125
0453.250
0453.375
0453.500
154.750
154 001
154 01.5
154 002
154 02.5
3/4
1
1.5
2
0453.750
0453 001.
0453 01.5
0453 002.
0453 02.5
.150"
2.5
.084"
REF.
154 003
154 03.5
154 004
154 005
154 007
3
3.5
4
5
7
0453 003.
0453 03.5
0453 004.
0453 005.
0453 007.
.167"
.418"
Recommended Pad Layout
With Slo-Blo® Fuse Installed
Catalog
Number
Ampere
Rating
Fuse
F
7 A
L
Furnished2
154.375T
154.500T
154.750T
154 001T
154 01.5T
3/8
1/2
3/4
0454.375
0454.500
0454.750
0454 001.
0454 01.5
.383" REF.
1
1 /
1
FUSE
2
154 002T
154 02.5T
154 003T
154 03.5T
154 004T
154 005T
2
2 /
0454 002.
0454 02.5
0454 003.
0454 03.5
0454 004.
0454 005.
1
2
.150"
3
1
2
3 /
4
5
.198"
1 453 Series Fuse has silver plated end caps, installed to accommodate solder reflow
process. Use either 451 or 453 Series for replacement purposes, page 34.
2 454 Series Fuse has silver plated end caps, installed to accommodate solder reflow
process. Use either 452 or 454 Series for replacement purposes, page 35.
102