Littelfuse 443 Series Bedienungsanleitung
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© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Surface Mount Fuses
NANO
2®
> 250V > Time Lag > 443 Series
443 Series Fuse
Features
• 250VACvoltagerating
• Time-Lag
• Available0.50A–5.00A
• RoHSCompliant
• Fullycompatiblewith
lead-free solder alloys
and higher temperature
profiles associated with
lead-free assembly
% of Ampere
Rating
Opening Time
100% 4 hours, Minimum
250% 120 seconds, Maximum
Electrical Specifications by Item
Ampere
Rating
(A)
Amp Code
Max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I
2
t (A
2
sec)
Nominal
Voltage Drop
(mV)
Agency
Approvals
0.50 .500 250
50A @250VAC
0.600 1.61 448
x
0.75 .750 250 0.275 1.0 0 285 x
1 0 01. 250 0.180 10.17 234 x
1.50 01.5 250 0.100 14.72 196 x
2 002. 250 0.052 18.06 154 x
2.50 02.5 250 0.035 18.13 139 x
3 003. 250 0.028 51.44 113 x
3.50 03.5 250 0.019 53.14 98 x
4 004. 250 0.016 70.56 81 x
5 005. 250 0.0115 127.79 80
x
Notes:
1. Cold resistance measured at less than 10% of rated current at 23°C.
2. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved
3. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options.
The 250V Nano
2
Fuse is a small square surface mount
fuse that is designed to enable compliance with the RoHS
directive. This product is fully compatible with lead-free
solder alloy and higher temperature profiles associated
with lead-free assembly.
• AC/DCpoweradaptor
• Telecomequipment
system power
• Portablesystembuilt-in
AC/DC converter
• HighvoltageDC/DC
converter
• LightingSystem
• LEDLighting
Description
Applications
Agency Approvals
Electrical Characteristics for Series
AGENCY AGENCY FILE NUMBER AMPERE RANGE
E10480 0.500A - 5.00A
Additional Information
Datasheet
Samples
Resources
Inhaltsverzeichnis
Seite 1 - 443 Series Fuse
© 2013 Littelfuse, Inc.Specifications are subject to change without notice. Revised: 12/19/13Surface Mount FusesNANO2® > 250V > Time Lag > 443
Seite 2 - Temperature Rerating Curve
© 2013 Littelfuse, Inc.Specifications are subject to change without notice. Revised: 12/19/13Surface Mount FusesNANO2® > 250V > Time Lag > 443
Seite 3 - 0443 .500 D R
© 2013 Littelfuse, Inc.Specifications are subject to change without notice. Revised: 12/19/13Surface Mount FusesNANO2® > 250V > Time Lag > 443
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