© 2016 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 07/14/16

Axial Lead & Cartridge Fuses

3AB > 507 Series Fuse

Packaging Option

Packaging Specification

Quantity

Quantity & Packaging

Code

Reel Size

507 Series

Bulk

N/A

1000

MX

N/A

Bulk

N/A

1000

MXE

N/A

Packaging

Product Characteristics

Materials

Body : Ceramic

Cap : Nickel–plated brass

Leads : Tin-plated Copper

Terminal Strength

MIL-STD-202, Method 211,

Test Condition A

Solderability

MIL-STD-202 Method 208

Product Marking

Cap1 : Brand logo, current and voltage

ratings

Cap2 : Series and agency approval marks

Operating

Temperature:

–55ºC to 125ºC.

Thermal

Shock:

MIL-STD-202, Method 107, Test Condition B: (5

cycles -65ºCto +125ºC)

Vibration

MIL-STD-202, Method 201

Humidity

MIL-STD-202, Method 103, Test Condition A:

High relative humidity (95%) and elevated tem-

perature (40ºC) for 240 hours

Salt Spray

MIL-STD-202, Method 101, Test Condition B

0507XXX.MX E

Series

Quantity Code

M = 1000

Amp Code

Refer to Amp Code column of

Electrical Characteristics Table

Option Codes

Blank: Cartridge Type Fuse

E : Axial Leaded Fuse

Lead-Free

Packaging Code

X = Filler

P

Part Numbering System

Dimensions

Measurements displayed in millimeters (inches)

507 000P Series

(cartridge)

507 000P Series

(axial leaded)

6.35±0.3

(.25")

32.72±1.12

(1.288")

31.75±1.12

(1.25")

6.985±0.3

(.275")

Axial Lead Diameter:

0.81±0.05 (.032")

Axial Lead Length:

38.1±3.15 (1.50") TYP.

Axial Lead Material:

Tin-coated copper