0452004. datasheet, PDF - EEWORLD Datasheet

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0452004.: DescriptionElectric Fuse, Fast Blow, 4A, 125VAC, 125VDC, 50A (IR), Surface Mount,; CategoryCircuit protection Circuit protection; File Size144KB，1 Pages; ManufacturerLittelfuse; Websitehttp://www.littelfuse.com

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0452004. Overview

Electric Fuse, Fast Blow, 4A, 125VAC, 125VDC, 50A (IR), Surface Mount,

0452004. Parametric

Parameter Name	Attribute value
Maker	Littelfuse
Reach Compliance Code	unknown
ECCN code	EAR99
Other features	RATED BREAKING CAPACITY AT 125 VDC: 50 A
Fusing characteristics	FAST
body width	2.69 mm
body height	6.1 mm
Body length or diameter	2.69 mm
Circuit protection type	ELECTRIC FUSE
JESD-609 code	e0
Joule integral nominal	34 J
Installation features	SURFACE MOUNT
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
method of packing	TAPE AND REEL
physical size	2.69mm x 2.69mm x 6.1mm
Rated breaking capacity	50 A
Rated current	4 A
Rated voltage (AC)	125 V
Rated voltage (DC)	125 V
Guideline	CSA; METI; PSE; UL
surface mount	YES
Terminal surface	TIN LEAD
Terminal shape	END CAP

0452004. Preview

SURFACE MOUNT FUSES

SUBMINIATURE SURFACE MOUNT

NANO

2®

SMF

Slo-Blo

®

Type Fuse

®

The very small NANO

2

Fuse with time delay performance

characteristics. The unique time delay feature of this fuse

design helps solve the problem of nuisance “opening” by

accommodating inrush currents that normally cause a fast-

acting fuse to open.

ELECTRICAL CHARACTERISTICS:

% of Ampere

Rating

100%

200%

300%

800%

Opening

Time

4 hours,

Minimum

1 second,

Min.;

60 seconds,

Max.

0.2 seconds,

Min.;

3 seconds,

Max.

0.02 seconds,

Min.;

0.1 seconds,

Max.

6.86

(.270")

3.15

(.124")

2.95

(.116")

1.45

(.057")

6.10

(.240")

AGENCY APPROVALS:

Recognized under the

Components Program of Underwriters Laboratories and

Certified by CSA.

AGENCY FILE NUMBERS:

UL E10480, CSA LR 29862.

INTERRUPTING RATINGS:

50 amperes at 125 VAC

50 amperes at 125 VDC

300 amperes at 32 VDC

ENVIRONMENTAL SPECIFICATIONS:

Operating Temperature:

–55°C to 125°C.

Shock:

MIL-STD-202, Method 213, Test Condition I (100

G’s peak for 6 milliseconds).

Vibration:

MIL-STD-202, Method 201 (10–55 Hz, .06 in.

total excursion).

Salt Spray:

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

(48 hrs.).

Insulation Resistance (After Opening):

MIL-STD-202,

Method 302, Test Condition A, (10,000 ohms minimum).

Resistance to Soldering Heat:

MIL-STD-202, Method

210, (3 sec. at 260°C).

Thermal Shock:

MIL-STD-202, Method 107,

Test Condition B (–65 to 125°C).

Moisture Resistance:

MIL-STD-202, Method 106,

High Humidity (90-98 RH), Heat (65°C).

PHYSICAL SPECIFICATIONS:

Materials:

Body: Ceramic

Terminations: Tin-Lead Alloy or Silver

Plated Brass Caps.

Soldering Parameters:

Wave Solder — 260°C, 3 seconds maximum

Reflow Solder — 230°C, 30 seconds maximum

Solderability:

MIL-STD-202, Method 208.

PACKAGING SPECIFICATIONS:

12mm Tape and Reel per

EIA-RS481 (IEC 286, part 3); 1,000 per reel.

Marking:

The

452/454

series Slo-Blo fuse marking includes

the letter “T” to designate time delay characteristics.

PATENTED

ORDERING INFORMATION:

Tin-Lead

Plated

Catalog #

R452.375

R452.500

R452.750

R452

001.

R452

01.5

R452

002.

R452

02.5

R452

003.

R452

03.5

R452

004.

R452

005.

Silver

Plated Ampere

Catalog # Rating

0454.375

3/8

0454.500

1/2

0454.750

3/4

0454

001.

1

0454

01.5

1

/

2

0454

002.

2

0454

02.5

2

1

/

2

0454

003.

3

0454

03.5

3

1

/

2

0454

004.

4

0454

005.

5

Voltage

Rating

125

Nominal

Resistance Melting I

2

t

Cold Ohms

A

2

Sec.

1.60

0.101

0.940

0.240

0.460

0.904

0.270

1.98

0.116

3.65

0.0760

8.20

0.0540

15.0

0.0414

20.16

0.0224

26.53

0.0186

34.40

0.0136

53.72

F

L T

1A

2.69

(.106")

2.69

(.106")

1.96

(.077")

Recommended pad layout

Note: Metric dimensions shown.

Inch dimensions are in parentheses.

Average Time Current Curves

1000

100

TIME IN SECONDS

10

1

0.1

0.01

0.1

3/8A

1/2A

3/4A

1A

1 1/2A

2A

2 1/2A

3A

3 1/2A

4A

5A

1

10

100

CURRENT IN AMPERES

1000

Refer to pg. 102 for SMF Omni-Blok

®

Holder, Series

154

000T.

35

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Maker	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown	unknown	unknown	unknown
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
Other features	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A	RATED BREAKING CAPACITY AT 125 VDC: 50 A
Fusing characteristics	FAST	FAST	FAST	FAST	FAST	FAST	FAST	FAST	FAST
body width	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm
body height	6.1 mm	6.1 mm	6.1 mm	6.1 mm	6.1 mm	6.1 mm	6.1 mm	6.1 mm	6.1 mm
Body length or diameter	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm	2.69 mm
Circuit protection type	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE	ELECTRIC FUSE
JESD-609 code	e0	e0	e0	e0	e0	e0	e0	e0	e0
Joule integral nominal	34 J	-	20 J	1 J	3 J	15 J	26 J	-	-
Installation features	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT
Maximum operating temperature	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C
Minimum operating temperature	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C
method of packing	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL
physical size	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm	2.69mm x 2.69mm x 6.1mm
Rated breaking capacity	50 A	50 A	50 A	50 A	50 A	50 A	50 A	50 A	50 A
Rated current	4 A	0.75 A	3 A	1 A	1.5 A	2.5 A	3.5 A	0.5 A	0.38 A
Rated voltage (AC)	125 V	125 V	125 V	125 V	125 V	125 V	125 V	125 V	125 V
Rated voltage (DC)	125 V	125 V	125 V	125 V	125 V	125 V	125 V	125 V	125 V
Guideline	CSA; METI; PSE; UL	CSA; PSE; UL	CSA; METI; PSE; UL	CSA; METI; PSE; UL	CSA; METI; PSE; UL	CSA; METI; PSE; UL	CSA; METI; PSE; UL	CSA; PSE; UL	CSA; PSE; UL
surface mount	YES	YES	YES	YES	YES	YES	YES	YES	YES
Terminal surface	TIN LEAD	TIN LEAD	TIN LEAD	Tin/Lead (Sn/Pb)	TIN LEAD	TIN LEAD	Tin/Lead (Sn/Pb)	TIN LEAD	TIN LEAD
Terminal shape	END CAP	END CAP	END CAP	END CAP	END CAP	END CAP	END CAP	END CAP	END CAP

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