Surface Mount Fuses
FLAT-PAK® Fast-Acting Fuse > 202 Series
202 Series Fuse
Description
202 Series
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
AGENCY FILE
NUMBER
AMPERE RANGE
E10480
1/16mA - 5A
LR29862
1/16mA - 5A
Electrical Characteristics for Series
% of Ampere
Rating
Opening Time
100%
4 hours, Minimum
200%
2 seconds, Maximum
Electrical Specifications by Item
Ampere
Rating
(A)
Amp Code
0.062
.062
0.125
.125
Max
Voltage Rating
(V)
Agency Approvals
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2sec)
250
7.9000
0.000220
x
x
250
2.4500
0.00180
x
x
Interrupting
Rating
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
x
50 amperes
@250 VAC
1.50
01.5
250
0.0701
0.540
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.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/202.html for current information.
115
Revised: June 29, 2011
202 Series
Mount
Fuses
IntroductionSurface
to Circuit
Protection
FLAT-PAK® Fast-Acting FuseTransientology
> 202 Series
1/2A
3/4A
1A
1 1/2A
2A
2 1/2A
3A
4A
5A
1/4A
1/8A
Average Time Current Curves
1/16A
Temperature Rerating Curve
100
TIME IN SECONDS
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
CURRENT IN AMPERES
1000
Soldering Parameters
Wave Soldering
260°C, 3 seconds max.
Reflow Soldering
215°C, 30 seconds max.
202 Series
116
© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/202.html for current information.
Surface Mount Fuses
FLAT-PAK® Fast-Acting Fuse > 202 Series
Product Characteristics
Materials
Body: Thermoplastic
Terminations: Tin/Lead Plated Copper
Cleaning
Board washable in most common
solvents.
Solderability
MIL-STD-202, Method 208.
Operating Temperature
–55OC to 125OC
Dimensions
Part Numbering System
202GFLAT- PAK
202 FLAT- PAK
LF
F 2A
250 V
9.45
(.372")
F 2A
250 V
Surface Mount Fuses:
9.45
(.372")
6.35
(.250")
4.19
(.165")
0.08 (.003")
1.40 (.055")
.135"
10.16
(.400")
0.53
(.021")
0.30 (.012")
0202 002. HXG
6.35
(.250")
4.19
(.165")
6o
Through Hole Fuses:
PAT 4563666
PAT 4563666
1.52
(.060")
SMF Configuration
("Gull Wing" Surface Mount)
DIP Configuration
(Thru-Hole) Mounting
Series
Amp Code
Amp Code
Quantity Code
HXG = 100
URG = 500
17.12 (.674)
4.06 (.160)
2.79 (.110)
Series
Refer to Amp Code column of
Electrical Characteristics Table
15.24 (.600")
0202 002. H
Refer to Amp Code column of
Electrical Characteristics Table
Quantity Code
H = 100
11.53 (.454)
Recommended Pad Layout
Packaging
Packaging Specification
Quantity
Quantity &
Packaging Code
Bulk
–
100
HXG
24mm Tape and Reel
EIA 481 (IEC60286, part 3)
500
URG
–
100
H
Packaging Option
Surface Mount Fuses
Through Hole Fuses
Antistatic Magazine
© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/202.html for current information.
117
202 Series
202 Series
LF