Littelfuse 436 Series Manual de usuario descargar pdf

SURFACE MOUNT FUSES

SMTelecom

Fuse 436 Series

• Surface mount overcurrent protection from lightning and

power cross.

• Meets UL 1459/1950 power cross requirements stand alone.

• Ideal for use in telecommunication equipment including

modems, fax machines, desk top phones, answering

machines and line cards.

• UL recognized, with a 250 V operating voltage.

• Top side marking allows visual verification of ampere rating.

• Complies with Bellcore GR-1089-CORE and FCC 47 part

68 Surge Specifications.

ELECTRICAL CHARACTERISTICS:

% of

Ampere Rating Opening Time

100% 4 Hours, Minimum

200% 5 Seconds, Min.; 30 Seconds, Max.

Short Circuit Capabilities:

UL 1459 / UL 1950 3rd. Edt.

40 Amperes @ 600 VAC

7 amperes @ 600 VAC

2.2 amperes @ 600 VAC

AGENCY APPROVALS: Recognized under the

Components Program of Underwriters Laboratories and

Certified by CSA .

AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.

INTERRUPTING RATINGS:

10,000 amperes @ 125V

100 amperes @ 250V

ENVIRONMENTAL SPECIFICATIONS:

Operating Temperature Range: –55°C to +125°C

PHYSICAL SPECIFICATIONS:

Materials: Body: Melamine Substrate

Terminations: Copper/Nickel/Tin-Lead (95/5)

Soldering Parameters:

Reflow Solder — 250°C, 10 sec. maximum.

Wave Solder — Not recommended.

PACKAGING SPECIFICATIONS: 24mm Tape and Reel

per EIA-RS481-2 (IEC 286, part 3); 2,000 per reel, add

packaging suffix, PR.

PATENTED

ORDERING INFORMATION:

3/4A

1 1/4A

1 1/2A

1.6A

TIME IN SECONDS

CURRENT IN AMPERES

100

0.1

0.01

0.001

0.3 1 10 100

Average Time Current Curves

Reference Dimensions

4 3 6

3 / 4 A

14.99 (.590")

13.21

(.520")

1.27

(.050")

PROTECTIVE

COATING

NICKEL/TIN-LEAD PLATED

COPPER TERMINATIONS

2.41 (.095")

MAX.

.64 (.025") REF.

10.29

(.405")

2.92

(.115")

4.57 (.180")

5.08 (.200")

4.19 (.165")

Catalog

Number

0436.750

0436 001.

0436 1.25

0436 01.5

0436 01.6

Ampere

Rating

(A)

3/4

Voltage

Rating

(V)

250

Nominal

Cold

Resistance (Ω)

0.850

0.475

0.305

0.210

0.165

Nominal

Melting I

sec.)

1.143

2.606

3.658

5.921

13.500

Recommended Pad Layout:

Catalog

Number

Repetitions

0436.750

0436 001.

0436 1.25

0436 01.5

0436

01.6

Longitudinal Surge

10x160µSec.

(1500 V)

50 2

82 A 88 A

102 A 117 A

120 A 135 A

175 A 200 A

200 A 200 A

Metallic Surge

10x560µSec.

(800 V)

50 2

29 A 32 A

44 A 48 A

87 A 95 A

100 A 115 A

134 A 156 A

10x1000µSec.

(1000 V)

22 A

37 A

56 A

80 A

100 A

2x10µSec.

(2500 V)

225A

350A

425A

500A

PERFORMANCE CHARACTERISTICS:

FCC 47 Part 68 Bellcore GR-1089-CORE

First Level Lightning

This Part is being obsoleted. Please use the 461 series for

all future designs.

SURFACE MOUNT FUSES 1

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38SURFACE MOUNT FUSESSMTelecom®Fuse 436 Series• Surface mount overcurrent protection from lightning andpower cross.• Meets UL 1459/1950 power cross re

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