Littelfuse 0455001.MR
Cross Number:
Item Description:
FUSE BRD MNT 1A 125VAC/VDC 2SMD
- Category: FUSE
- Is Military Spec.: No
- Availability: In Stock
- Qty Available: 5000
| Qty | Price |
|---|---|
| 1 - 470 | $0.31680 |
| 471 - 1,210 | $0.24720 |
| 1,211 - 2,540 | $0.21600 |
| 2,541 - 3,840 | $0.20160 |
| 3,841 + | $0.18720 |
Technical Document
DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.
376
Surface Mount Fuses
www.littelfuse.com
Subminiature Surface Mount
NANO
2®
UMF Fast-Acting Fuse 455 Series
• The Nano
2
UMF Fuse is a very small, square surface mount fuse design.
• Designed to International (IEC) Standards for use globally.
• Meets IEC 60127-4 UMF specifications for Fast-Acting Fuses
• RoHS Compliant version now available, use ordering suffix ‘L’
(see example on data sheet).
ELECTRICAL CHARACTERISTICS:
% of Ampere Opening
Rating Time
125% 1 hour, Minimum
200% 2 minutes, Maximum
1000% 0.001 sec, Min; .01 sec Max
AGENCY APPROVALS: Listed to IEC 60127-4, Universal Modular Fuse-
Links (UMF), 125V.
AGENCY FILE NUMBERS: UL E184655.
INTERRUPTING RATINGS: 50 amperes at 125 VAC/VDC
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).
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).
PHYSICAL SPECIFICATIONS:
Materials:
Body: Ceramic
Terminations: Tin-Lead Alloy
RoHS Compliant Terminations: Gold over Nickel Plated Caps
.
Soldering Parameters:
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.
Options: For RoHS Compliant devices add the letter ‘L’ to end of packag-
ing suffix. Example: 0455001.NRL (RoHS Compliant 1A, 5,000 per reel).
PATENTED
ORDERING INFORMATION:
100
10
1
0.1
0.01
0.001
.5A
1A
1.6A
0.05 0.1 1 10 100 1000
TIME IN SECONDS
CURRENT IN AMPERES
.4A
Average Time Current Curves
F
1 A
2.69
(.106")
2.69
(.106")
1.45
(.057")
6.10
(.240")
Nominal Nominal
Catalog Ampere Voltage Cold Resistance Melting I
2
t
Number Rating Rating (Ohms)
1
(A
2
sec)
0455.400 0.4 125 0.420 0.0795
0455.500 0.5 125 0.305 0.143
0455 001. 1.0 125 0.078 0.645
0455 01.6 1.6 125 0.0532 1.060
1
Measured at 10% of rated current, 25°C.
6.86
(.270")
3.15
(.124")
2.95
(.116")
1.96
(.077")
Recommended pad layout
RoHS
