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456 Series - NANO²® Very Fast-Acting Subminiature Surface Mount Fuse
Brand: Littelfuse, IncThe High Current NANO2® Fuse is a small square surface mount fuse that is designed to support higher current requirements of various applications.
Features- Surface mount high current fuse
- Fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly
- RoHS compliant and Halogen Free
- Available in ratings of 20 to 40 Amperes
- UL Recognized UL/CSA/NMX 248-1 and UL/CSA/NMX 248-14
- Conforms to IEC/EN 60127-1 and IEC/EN 60127-7
- Conforms to DENAN’s Appendix 3
Specifications
Brand
Materials
- Body: Ceramic
- Cap: Silver-Plated Brass
Product Marking
- Body: Brand Logo, Current Rating
Insulation Resistance
- MIL-STD-202, method 302, Test Condition A (10,000 ohms, Min.)
Solderability
- MIL-STD-202, Method 208
Resistance to Soldering Heat
- MIL-STD-202, Method 210,Test Condition B (10 sec at 260° C)
PCB Recommendation for Thermal Management
- Minimum copper layer thickness = 100 μm
- Minimum copper trace width =20 A, 3010 mm (20 A, 30 A) / 15 mm (40 A)
- Alternate methods of thermal management may be used. In such cases, under normal operations, the Max. temperature of the fuse body should not exceed 90° C in a 25° C environment
Operating Temperature
- -55° to 125° C with proper derating
Thermal Shock
- MIL-STD-202, Method 107, Test Condition B (5 cycles -65° to 125° C)
Vibration
- MIL-STD-202, Method 201 (10-55 Hz)
Moisture Sensitivity Level
- J-STD-020, Level 1
Moisture Resistance
- MIL-STD-202 Method 106, High Humidity (90-98 % RH), Heat (65° C)
Salt Spray
- MIL-STD-202, Method 101, Test Condition B
Mechanical Shock
- MIL-STD-202, Method 213, Test Condition I (100 G’s peak for 6 ms)
Approvals
- UL
- CSA
- PSE
- TÜV
- Voltage Regulator Module for PC Server
- Cooling Fan System for PC Server
- Storage System Power
- Base Station Power Supply
