Surface Mount Fuses
FLAT-PAK Fast-Acting Fuse > 202 Series
202 Series Fuse
Description
Fast-Acting and Slo-Blo Fuse versions of the Flat-Pak
Fuse designs are available. Both designs are available
in either a gull-wing surface mount package or a DIP
configuration for through-hole mounting. These fuse
designs feature a 250 VAC rating in a low profile,
rectangular package.
Agency Approvals
AGENCY FILE
AGENCY
AMPERE RANGE
NUMBER
E10480 1/16mA - 5A
LR29862 1/16mA - 5A
Electrical Characteristics for Series
% of Ampere
Opening Time
Rating
100% 4 hours, Minimum
200% 2 seconds, Maximum
Electrical Specifications by Item
Agency Approvals
Ampere Max Nominal Cold Nominal
Interrupting
Rating Amp Code Voltage Rating Resistance Melting
Rating
2 2
(A) (V) (Ohms) I t (A sec)
0.062 .062 250 7.9000 0.000220 x x
0.125 .125 250 2.4500 0.00180 x x
0.250 .250 250 0.8800 0.0147 x x
0.500 .500 250 0.2980 0.0363 x x
0.750 .750 250 0.1660 0.0980 x x
1.00 001. 250 0.1190 0.192 x x
50 amperes
@250 VAC
1.50 01.5 250 0.0701 0.540 x x
2.00 002. 250 0.0469 1.07 x x
2.50 02.5 250 0.0455 1.76 x x
3.00 003. 250 0.0327 1.71 x x
4.00 004. 250 0.0244 3.00 x x
5.00 005. 250 0.0174 4.68 x x
2009 Littelfuse, Inc.
202 Series
115
Specifications are subject to change without notice.
Revised: March 17, 2009
Please refer to www.littelfuse.com/series/202.html for current information.
202 Series IntrIntroduction toduction tSurfoo Cir Cirace Mount Fcuit Prcuit Prototectionectionuses
FLAT-PAK Fast-Acting Fuse > 202 SeriesTransientology
Temperature Rerating Curve Average Time Current Curves
100
10
1
0.1
Note:
0.01
1. Derating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
0.001
0.05 0.1 1 10 100 1000
CURRENT IN AMPERES
Soldering Parameters
Wave Soldering 260C, 3 seconds max.
Reflow Soldering 215C, 30 seconds max.
2009 Littelfuse, Inc.
202 Series
116
Specifications are subject to change without notice.
Revised: March 17, 2009
Please refer to www.littelfuse.com/series/202.html for current information.
TIME IN SECONDS
1/16A
1/8A
1/4A
1/2A
3/4A
1A
1 1/2A
2A
2 1/2A
3A
4A
5A