Datasheet > 044303.5

044303.5

更新时间： 2024-11-25 14:50:39

品牌	Logo	应用领域
力特 - LITTELFUSE		/
页数	文件大小	规格书
3页	752K
描述
250 NANO2保险丝是一款小型四方表面贴装保险丝，用于为支持更电压且对空间要求极为敏感的设备。符合RoHS指令，与无铅合金焊料完全兼容，且具有与无铅组件相关的更高温度曲线。

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044303.5 数据手册

Fuse Datasheet

443 Series

Slo-Blo^®Fuse

RoHS

Description

The 250V Nano2® Fuse is a small square surface mount fuse that

is designed to enable compliance with the RoHS directive. This

product is fully compatible with lead-free solder alloy and higher

temperature profiles associated with lead-free assembly.

Features

■ 250 VAC voltage rating

■ Recognized to UL/CSA/NMX

248-1 and UL/CSA/NMX

248-14

■ Slo-Blo® Fuse

■ Available 0.50A – 5.00A

■ Conforms to K60127-1 and

K60127-7

■ Halogen-free and RoHS

Compliant

■ Conforms to DENAN’s

Appendix 3

■ Fully compatible with

lead-free solder alloys and

higher temperature proﬁles

associated with lead-free

assembly

■ Conforms to IEC/EN 60127-1

and IEC/EN 60127-7

Additional Information

Applications

■ AC/DC power adaptor

■ Lighting System

■ LED Lighting

■ Telecom equipment system

power

Resources

Accessories

Samples

■ Portable system built-in AC/

DC converter

Electrical Characteristics for Series

Agency Approvals

Agency

Agency File/Certiﬁcate Numbers

Ampere Range

% of Ampere Rating

OpeningTime

E10480

0.500A - 5.00A

100%

250%

4 hours, Minimum

SU05024 -14004

SU05024 -14003

SU05024 -14002

0.500A - 0.750A

1.00A - 2.50A

3.00A - 5.00A

120 seconds, Maximum

NBK290416-JP1021

1.00A – 5.00A

0.500A - 5.00A

R50310551

N/A

Electrical Speciﬁcations by Item

Ampere

Rating

(A)

Max

Voltage

Rating (V)

Nominal Cold

Resistance

(Ohms)

Nominal

Melting

Nominal

Voltage Drop

(mV)

Agency Approvals

Amp

Code

Interrupting

Rating⁴

I²t (A²sec)

0.50

0.75

1.50

2.50

3.50

.500

.750

001.

01.5

002.

02.5

003.

03.5

004.

005.

250

0.600

0.275

0.180

0.100

0.052

0.035

0.028

0.019

0.016

0.0115

1.61

448

285

234

196

154

139

113

3.025

10.17

14.72

18.06

18.13

51.44

53.14

122.5

180.6

50A@250VAC

100A@125VDC

500A@60VDC

Notes:

1. Cold resistance measured at less than 10% of rated current at 23°C.

2. Agency Approval Table Key: X=Approved or Certiﬁed, P=Pending and Blank=Not Approved

3. Have special electrical characteristic needs? Contact Littelfuse to learn more about application speciﬁc options.

4. Interrupting Rating may differ based on Agency Approval. See Agency Approval certiﬁcate for more details.

Speciﬁcations are subject to change without notice.

Revised: GD.07/03/23

12 3

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