Revised: January 7, 2009

335

© 2009 Littelfuse, Inc.

Specifications are subject to change without notice.

Axial Lead & Cartridge Fuses

388 Series

Please refer to www.littelfuse.com/series/388.html for current information.

388 000P Series

388 000EP Series

6.35 (.25")

32.72

(1.288")

31.75

(1.25")

6.985 (.275")

38.1

(1.50")TYP.

Axial Lead Material:Tin coated copper.

0.813 (.032")

Packaging

Packaging Option

Packaging Specification

Quantity

Quantity &

Packaging Code

Reel Size

388 Series

Bulk

N/A

1000

MX

N/A

Bulk

N/A

1000

MXE

N/A

Part Numbering System

0388

M X E P

xxxx

Lead-free

Series

Packaging Code

X = Filler

Option Code

E

= Axial leaded fuses

Blank = Cartridge fuses

Quantity Code

M = 1000

Amp Code

Refer to Amp Code column of

Electrical Characteristics Table

Product Characteristics

Operating Temperature

-55ºC to +125ºC (consider de-rating)

Thermal Shock

MIL-STD-202G Method 107 G, Test

conditon B:(5 cycles - 65ºC to 125ºC)

Vibration

MIL-STD-202G, Method 201A

Humidity

MIL-STD-202G, Method 103B, Test

Condition A: High RH (95%) and

Elevated temperature (40°C) for 240

hours

Salt Spray

MIL-STD-202G, Method 101D, Test

Condition B

Materials

Body: Glass

End Caps: Nickel–plated brass

Leads: Tin–plated Copper

Terminal Strength

MIL-STD-202G, Method 211A,

Test Condition A

Solderability

Reference IEC 60127 Second Edition

2003-2001 Annex A

Product Marking

Cap1:

Brand logo, current and voltage

ratings

Cap2:

Series and agency approval

marks