0491002.MAT1

0491002.MAT1 Datasheet


0491

Part Datasheet
0491002.MAT1 0491002.MAT1 0491002.MAT1 (pdf)
Related Parts Information
0491.400MAT1 0491.400MAT1 0491.400MAT1
0491001.MAT1 0491001.MAT1 0491001.MAT1
0491.250MAT1 0491.250MAT1 0491.250MAT1
0491.750MAT1 0491.750MAT1 0491.750MAT1
0491004.MAT1 0491004.MAT1 0491004.MAT1
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Axial Lead & Cartridge Fuses
ll > Very Fast-Acting > 491 Series
491 Series, II, Very Fast-Acting Fuse

Agency Approvals

Agency

Agency File Number E10480

LR 29862 JET 1896-31007-1001

Ampere Range 125mA - 10A 125mA - 10A
1A - 5A

The II Very Fast-Acting Fuse is designed to meet an extensive array of performance characteristics in a space-saving subminiature package.
range 125mA - 10A
temperature range
rating

Electrical Characteristics
% of Ampere Rating
100%
300%

Ampere Rating
1/8-10 1/8-10

Opening Time

Max.

Electrical Characteristics

Ampere Rating

Amp Code
Ordering Number

Std.
0491

Max Voltage Rating
125 86

Interrupting Rating

Nominal Cold Resistance Ohms
50A at 125Vac and

Agency Approvals

Note:
2009 Littelfuse, Inc.

Specifications are subject to change without notice. Please refer to for current information.
491 Series EC3051v1E-0902-CUST
491 Series

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Temperature Rerating Curve

Average Time Current Curves
1000
.125A .2A .25A .315A .375A .4A .5A .63A .75A .8A 1A 1.25A 1.5A 1.6A 2A 2.5A 3A 3.15A 3.5A 4A 5A

TIME IN SECONDS

Note:
continuous operation.

Soldering Parameters

Recommended Process Parameters:

Wave Parameter

Preheat:

Preheat Time:

Lead-Free Recommendation
100° C 150° C 60-180 seconds

Solder Pot Temperature Solder Dwell Time:
260° 2-5 seconds

Recommended Hand-Solder Parameters:

Note These devices are not recommended for IR or Convection Reflow process.

CURRENT IN AMPERES
1000
491 Series EC3051v1E-0902-CUST
2009 Littelfuse, Inc.

Specifications are subject to change without notice. Please refer to for current information.

Axial Lead & Cartridge Fuses
ll > Very Fast-Acting > 491 Series
More datasheets: HV5308PG-B-G-M919 | HV5308PJ-B-G-M903 | HV5308PG-B-G | HV5308PJ-B-G | DDMMV36X4SN | 0491.400MAT1 | 0491001.MAT1 | 0491.250MAT1 | 0491.750MAT1 | 0491004.MAT1


Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived 0491002.MAT1 Datasheet file may be downloaded here without warranties.

Datasheet ID: 0491002.MAT1 646400