272.250 Littelfuse, 272.250 Datasheet

272.250

Manufacturer Part Number

272.250

Description

Fuse 0.25A 125V Very Fast Acting 2-Pin Bulk

Manufacturer

Littelfuse

Datasheet

1.272.250.pdf (3 pages)

Current page: 1 of 3
Download datasheet (236Kb)

Speciﬁcations are subject to change without notice.

Please refer to www.littelfuse.com/series/272.html, /273.html, /274.html,

272/273/274/278/279 Series,

/278.html or /279.html for current information.

Agency Approvals

Electrical Characteristics

QPL

Ampere

Agency

Rating

.002

.005

.200

.300

.400

.500

.600

.700

.800

.015

.031

.050

.062

.100

.125

.250

.750

.010

2.00

3.00

4.00

5.00

1.00

(A)

01.5

Amp Code

(for all

series)

above

Agency File Number

.002

.005

.031

.050

.062

.200

.250

.300

.400

.500

.600

.700

.750

.800

.010

.015

.100

.125

002.

003.

004.

005.

001.

01.5

LR 29862

E10480

FM02

Voltage

Rating

Max

125

(V)

10,000 amperes at

Ampere Range

125 VAC/VDC.

Interrupting

Radial Lead Fuses

MICRO™ > Very Fast-Acting > 272/273/274/278/279 Series

2mA - 5A

Rating

MICRO™ Very Fast-Acting Fuse

Revised: January 7, 2009

131

Resistance

Nominal

(Ohms)

0.0880

0.0578

0.0425

0.0275

0.0202

0.0156

0.227

0.430

0.324

0.293

0.271

0.167

Developed originally for the U.S. Space Program,

MICRO™ fuse provides reliability in a compact design.

The MICRO™ fuse is available in plug–in or radial lead

styles and a complete range of ampere ratings from

1/500 to 5A to suit a wide variety of design needs.

Cold

2200

Description

Features

Applications

Electrical Characteristics

80.0

44.0

16.0

3.20

2.32

2.30

280

1.25

1.75

1.25

1.0

% of Ampere

Military grade available

High breaking capacity

Clear cover option to view

fuse element status

Printed circuit boards

and similar equipment

Rating

100%

200%

0.00000000845

0.00000000810

0.000000462

0.00000123

0.00000810

0.0000666

0.000385

0.000691

Nominal

0.000115

Melting

0.00409

0.00640

0.00945

t (A

0.0251

0.0716

0.0710

0.0900

0.0648

0.0411

0.300

0.759

0.113

0.160

2.21

1.38

sec)

Ampere Rating

1/500–3/10

1/500–5

4/10-5

Available from very low

ampere of 2mA to 5A

Plug-in with short or long

leads option

Agency Approvals

Electronic components

272/273/274/278/279 Series

5 Seconds, Max.

2 Seconds, Max.

Opening Time

4 Hours, Min.

QPL

Related parts for 272.250

272.250 Summary of contents

Page 1

... Littelfuse, Inc. Speciﬁcations are subject to change without notice. Please refer to www.littelfuse.com/series/272.html, /273.html, /274.html, /278.html or /279.html for current information. Radial Lead Fuses MICRO™ > Very Fast-Acting > 272/273/274/278/279 Series MICRO™ Very Fast-Acting Fuse Description Developed originally for the U.S. Space Program, MICRO™ ...

Page 2

... Revised: January 7, 2009 1 10 100 0.1 CURRENT IN AMPERES Lead-Free Recommendation (Typical Industry Recommendation) ° 100 C ° 150 C 60-180 seconds ° 260 C Maximum 2-5 seconds © 2009 Littelfuse, Inc. Speciﬁcations are subject to change without notice. Please refer to www.littelfuse.com/series/272.html, /273.html, /274.html, /278.html or /279.html for current information. ...

Page 3

... Packaging Option Packaging Speciﬁcation Bulk Bulk © 2009 Littelfuse, Inc. Speciﬁcations are subject to change without notice. Please refer to www.littelfuse.com/series/272.html, /273.html, /274.html, /278.html or /279.html for current information. Radial Lead Fuses MICRO™ > Very Fast-Acting > 272/273/274/278/279 Series Dimensions 272 000 Series (Short Lead, Metal Cap) 5 ...

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