04611.25ERT

更新时间： 2024-11-03 12:51:35

品牌	Logo	应用领域
力特 - LITTELFUSE		电信
页数	文件大小	规格书
3页	201K
描述
Telecom NANO2Â®Fuse and Teccor TeleLinkÂ® Fuse

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04611.25ERT 数据手册

Surface Mount Fuses

Miniature Surface Mount

Telecom NANO^2®Fuse 461 Series and Teccor TeleLink^®Fuse

RoHS

• Surface mount surge resistant Slo-Blo fuse.

• Meets UL 60950 3rd Edition power cross requirements stand

alone.

• Designed to allow compliance with Telcordia GR-1089-CORE

and TIA-968-A (formerly FCC Part 68) Surge Specifications.

• Provides coordinated protection with Littelfuse SIDACtor^®

Protection Thyristors without series resistors.

• Ideal for use in telecommunication equipment including line

cards, modems, fax machines, phones, answering machines,

caller ID devices and other products connected to phone

network.

• 2A rating has improved temperature rise performance under

Reference Dimensions:

2.2A surge current testing when compared with 1.25A rating.

• Product is RoHS Compliant and compatible with lead-free

solders and higher temperature profiles when ordered with

Standard Silver Plated Brass Caps.

3.25

10.10

(.128")

• Standard product is RoHS Compliant and compatible with

lead-free solders and higher temperature profiles.

(.397")

6.10

(.240")

3.12

(.123")

3.43

1.25A

AGENCY APPROVALS: Recognized under the Components

(.135")

Program of Underwriters Laboratories and Certified by CSA.

12.6

(.496")

3.12

(.123")

Littelfuse:

UL E10480

CSA LR29862

1.70 typ

(.067")

Recommended Pad Layout

Teccor:

UL E191008

CSA LR702828

PHYSICAL SPECIFICATIONS:

Materials: Body: Ceramic

RoHS Compliant Terminations: Silver Plated Brass Caps

Terminations: Tin-Lead Alloy also available, add suffix, T.

100

Soldering Parameters:

Reflow Solder — 230°C, 30 seconds maximum.

Wave Solder — 260°C, 3 seconds maximum.

PACKAGING SPECIFICATIONS: 24mm Tape and Reel

per EIA-RS481-2, (IEC 286 part 3); 2500 fuses per reel,

add suffix, ER.

ORDERING INFORMATION:

Telecom

Teccor

Nano

TeleLink

Nominal

Catalog

Number

0461.500

0461 1.25

0461 002.

Catalog Ampere Voltage Resistance Melting I²t

Number Rating Rating Cold Ohms

F0500T

F1250T

F1251T

A²Sec.

0.5

1.25

2.00

250

.560

.110

.050

.840¹

16.5¹

17.5¹

0.1

0.01

Notes:

¹I²t is calculated at 10 msec or less. I²t at 10 times rated current has a typical value of:

24 A²sec (2.0A), 22 A²sec (1.25A), 1.3 A²sec (0.5A).

• Typical inductance < 40nH up to 500 MHz.

• Resistance changes 0.5% for every ˚C.

• Resistance is measured at 10% rated current.

0.001

0.1

CURRENT IN AMPERES

100

1000

377

www. lit t elf us e. c om

12 3

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