Littelfuse 452 Series Uživatelský manuál stáhnout pdf (Strana 3)

Speciﬁcations are subject to change without notice.

Revised: 01/17/14

Surface Mount Fuses

NANO

2®

> Slo-Blo

> 452/454 Series

Materials

Body:Ceramic

Terminations:

Gold-platedCaps/

Sn-dipped Silver Plated

Caps(

452

Series)

Silver-platedCaps(454Series)

Product Marking Brand,AmpereRating

Operating

Temperature

-55°Cto125°C

Moisture

Sensitivity Level

Level1,J-STD-020C

Solderability MIL-STD-202,Method208

Insulation

Resistance (after

Opening)

MIL-STD-202,Method302,TestCondition

A(10,000ohmsminimum)

Thermal Shock

MIL-STD-202,Method107,Test

ConditionB,5cycles,-65°C/

+125°C,15minutes@eachextreme

Mechanical Shock

MIL-STD-202,Method213,TestI:

Deenergized.100G’spkamplitude,

sawtoothwave6msduration,3

cyclesXYZ+xyz=18shocks

Vibration

MIL-STD-202,Method201:0.03”

amplitude,10-55Hzin1min.2hrs

eachXYZ=6hrs

Moisture Resistance MIL-STD-202,Method106,10cycles

Salt Spray

MIL-STD-202,Method101,Test

ConditionB(48hrs)

Resistance to Soldering

Heat

MIL-STD-202,Method210,Test

conditionB(10secat260°C)

Product Characteristics

1 A

6.86

(.270")

3.15

(.124")

2.95

(.116")

1.96

(.077")

2.69±.25

(.106")

2.69±.25

(.106")

1.45

(.057")

6.10 ± .20

(.240")

Recommended pad layout

Dimensions

Packaging

Part Numbering System

Packaging

Option

Packaging

Speciﬁcation

Quantity

Quantity &

Packaging

Code

12mm Tape

andReel

EIARS-481-1

(IEC286,part3)

5000 NR

12mm Tape

andReel

EIARS-481-1

(IEC286,part3)

1000 MR

0452 001. M R L

SERIES

AMP Code

QUANTITY Code

PACKAGING Code

M=1000pcs

N=5000pcs

R=TapeandReel

RoHS Compliant & Halogen Free

RefertoAmpCodecolumninthe

ElectricalSpecicationstable.

The dot is positioned at the end of the

number sequence with whole ratings

and within for fractional ratings.

Example:0.375Ampproductis

0452.375MRL(1ampproductshown)

452 series may be ordered as either“RoHS and HF” (“L” sufx)or non-RoHS (no

sufx)version.

454seriesisavailableonlyas“RoHSandHF”versionanddoesnotrequire“L”sufx.

Pleasedonotinclude“L”sufxwithin454seriesorderinginstructions.

SN-RoHS Compliant & Halogen Free

(Sn-dipped Caps)

452 Series

454 Series

452 Series

454 Series

452 Series

454 Series

Additional Information

Datasheet

Samples

Resources

Datasheet

Samples

Resources

1 2 3

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