Introduction to Circuit Protection

Introduction to Circuit Protection

Transientology

2

© 2009 Littelfuse, Inc.

Specifications are subject to change without notice.

Cartridge Fuses

3AB 1000Vac/dc High Voltage Fuse

508 Series

Please refer to www.littelfuse.com/series/508.html for current information.

Product Characteristics

Dimensions

Materials

Body:Ceramic

Cap:Nickel–platedbrass

Terminal Strength

MIL-STD-202G,Method211A,

TestConditionA

Solderability

NA

Product Marking

Cap1:Brandlogo,currentandvoltage

ratings

Cap2:Seriesandagencyapprovalmarks

Operating

Temperature:

–55ºCto125ºC.

Thermal

Shock:

MIL-STD-202G,Method107G,TestConditionB

(5Cycles-65ºCto+125ºC).

Vibration

MIL-STD-202G,Method201A

Humidity

MIL-STD-202G,Method103B,TestCondition

A:Highrelativehumidity(95%)andelevated

temp(40ºC)for240hours

Salt Spray

MIL-STD-202G,Method101E,TestConditionB

Packaging Option

Packaging Specification

Quantity

Quantity & Packaging

Code

Reel Size

508 Series

Bulk

N/A

1000

MX

N/A

Packaging

ø 6.3

32

Part Numbering System

0508

M X P

xxxx

Lead-free

Packaging Code

Quantity Code

Current Rating Code

Series

X = Filler

M = 1000

Refer to Amp Code column of

Electrical Characteristics Table

Average Time Current Curves

Temperature Rerating Curve

1

10

100

1000

10000

0.01

0.1

1

10

100

Amps