473003. [LITTELFUSE]

Electric Fuse, Slow Blow, 3A, 125VAC, 125VDC, 50A (IR), Through Hole,;


型号：	473003.
厂家：	LITTELFUSE
描述：	Electric Fuse, Slow Blow, 3A, 125VAC, 125VDC, 50A (IR), Through Hole, 电路保护
文件：	总1页 (文件大小：66K)
中文：	中文翻译
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Axial Lead and Cartridge Fuses

Subminiature

PICO^®II Slo-Blo^®Fuse 473 Series

RoHS

The PICO^®II Slo-Blo^®fuse combines time delay performance

characteristics with the proven reliability of a PICO^®fuse.

• RoHS Compliant version now available, use ordering suffix ‘L’

(see example on data sheet).

ELECTRICAL CHARACTERISTICS:

% of Ampere

Rating

Opening

Time

100%

200%

300%

800%

4 hours, Minimum

1 second, Min.; 60 seconds, Max.

0.2 second, Min.; 3 seconds, Max.

0.02 second, Min.; 0.1 second, Max.

AGENCY APPROVALS: Recognized under the Components Program

of Underwriters Laboratories and Certified by CSA. Approved by METI

from 1 through 5 amperes.

AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.

INTERRUPTING RATING:

38.1

(1.5")

7.11 (.280")

REF.

(1.5")

3.175 (.125")

DIA. REF.

1 A

50 amperes at 125 VDC/VAC

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).

0.64 (.025")

DIA.

Vibration: MIL-STD-202, Method 201 (10–55 Hz); MIL-STD-202,

Method 204, Test Condition C (55–2000 Hz at 10 G’s Peak).

Salt Spray: MIL-STD-202, Method 101, Test Condition B.

Insulation Resistance (After Opening): MIL-STD-202,

Method 302, (10,000 ohms minimum at 100 volts).

Resistance to Soldering Heat: MIL-STD-202,

Method 210, Test Condition C (20 sec at 260°C).

Thermal Shock: MIL-STD-202, Method 107,

Test Condition B (–65°C to 125°C).

PACKAGING SPECIFICATIONS: Tape and Reel per EIA-296;

T1: 2.062" (52.4mm) taped spacing; 4,000 per reel.

Options: For RoHS Compliant devices add the letter ‘L’ to end of

packaging suffix. Example: 473001.YRT1L (RoHS Compliant 1A,

4,000 per reel).

Average Time Current Curves

Moisture Resistance: MIL-STD-202, Method 106

(90–98% RH), Heat (65°C).

PHYSICAL SPECIFICATIONS:

1000

Materials: Encapsulated, Epoxy-Coated Body; Solder Coated Copper

Wire Leads. RoHS Compliant Product: Pure Tin coated copper

wire leads.

Soldering Parameters:

100

Wave Solder — 260°C, 3 seconds maximum.

Solderability: MIL-STD-202, Method 208.

Lead Pull Force: MIL-STD-202, Method 211, Test Condition A (will

withstand a 10 lb. axial pull test).

PATENTED

ORDERING INFORMATION:

Nominal

Resistance

Cold Ohms

Nominal

Melting I²t

A²Sec.

Catalog

Number

Ampere

Rating

Voltage

Rating

0473.375

0473.500

0473.750

0473 001.

0473 01.5

3/8

1/2

3/4

125

1.74

1.13

0.460

0.300

0.116

0.0850

0.210

0.760

3.05

1 /

3.94

0.1

0473 002.

0473 2.25

0473 02.5

0473 003.

0473 03.5

125

0.0712

0.0630

0.0520

0.0380

0.0240

7.60

9.28

13.0

21.0

26.8

2 /

3 /

0473 004.

0473 005.

0473 007.

125

0.0194

0.0133

0.0092

35.0

54.8

105.0

0.01

0.1

100

1000

CURRENT IN AMPERES

391

www. lit t elf us e. c om

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