CMF-RL55A [BOURNS]

Telecom CPTC Resettable Fuses; 电信CPTC自恢复保险丝


型号：	CMF-RL55A
厂家：	BOURNS ELECTRONIC SOLUTIONS
描述：	Telecom CPTC Resettable Fuses 电信CPTC自恢复保险丝电信
文件：	总2页 (文件大小：319K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

Features

Applications

■ Radial leaded devices

Used as a secondary overcurrent protection

device in:

■ Aids compliance with:

- ITU-T K.20/21/45

- Telcordia GR-1089-CORE

- UL 60950, 3rd Ed.

■ Narrow resistance tolerance

■ Agency recognition:

■ RoHS compliant*

■ Customer Premise Equipment (CPE)

■ Central Ofﬁce (CO)

■ Access equipment

CMF-RL Series - Telecom CPTC Resettable Fuses

Electrical Characteristics

Rated

Resistance

(RN)

Induction

Voltage

Packaging

Resistance

Matching

Time to Trip

@ Imax / 220

VAC

Rated

Hold

Trip

Imax @

Model

Withstand Voltage

Current

220 VAC

Ohms

Amps

Seconds

@ 25 °C

VAC

600

Volts

220

Ohms

Tolerance

20 ꢀ

10 ꢀ

20 ꢀ

10 ꢀ

20 ꢀ

10 ꢀ

20 ꢀ

10 ꢀ

20 ꢀ

10 ꢀ

20 ꢀ

10 ꢀ

@ 25 °C

CMF-RL10

0.5

0.15

0.30

≤ 0.45

≤ 0.3

CMF-RL10-10

CMF-RL25

0.15

0.30

0.100

0.060

0.075

0.065

0.050

0.065

0.050

0.200

0.150

0.100

0.150

0.100

CMF-RL25U

CMF-RL35

0.9

≤ 0.25

≤ 0.15

≤ 0.1

CMF-RL35-10

CMF-RL35A

CMF-RL35A-10

CMF-RL50

CMF-RL50-10

CMF-RL50A

CMF-RL50A-10

CMF-RL55

≤ 0.1

≤ 0.15

≤ 0.1

CMF-RL55-10

CMF-RL55A

CMF-RL55A-10

≤ 0.1

Operating Temperature Range: -40°C to +125 °C

Test Procedures And Requirements For Model CMF-RL Series

Primary

Test

Protection

Test Condition

Requirements*

Mains Power Contact - ITU-T K.20, K.21 .... None .............. 230 V rms, 10 ohms, 15 Min......................................................(Ri-Rf) / Ri < 10 ꢀ

Power Induction - ITU-T K.20, K.21............. None .............. 600V rms, 600 ohms, 0.2 seconds, 10 cycles, every 1 Min.......(Ri-Rf) / Ri < 10 ꢀ

Power Induction - ITU-T K.20, K.21............. GDT ............... 600 V rms, 600 ohms, 1 second, 10 cycles, every 1 Min. .........(Ri-Rf) / Ri < 10 ꢀ

Power Induction - ITU-T K.20, K.21............. GDT ............... 600 V rms, 200 ohms, 1 second, 10 cycles, every 1 Min. .........(Ri-Rf) / Ri < 10 ꢀ

Lightning Surge - ITU-T K.20, K.21 ..................................... 10/700 μs, 25 ohms, 1.0 kV, 10 Tests, every 1 Min. .................(Ri-Rf) / Ri < 10 ꢀ

Lightning Surge ................................................................... 10/1000 μs, 40 ohms, 1.0 kV, 30 Tests, every 3 Min. ...............(Ri-Rf) / Ri < 10 ꢀ

Ri = R initial Rf = R ﬁnal

Test

Model

Test Condition

Passing Criteria

UL 1950..........................................CMF-RL50* ................. 600 V / 2.2 A for 30 minutes..............................No charring cheesecloth indicator

600 V / 7 A for 5 seconds

600 V / 40 A for 1.5 seconds

*For other models, please contact Bourns.

UL File Number ........................................... E307915 ....... http://www.ul.com/ Follow link to Certiﬁcations, then UL File No., enter E307915

How to Order

Typical Part Marking

Represents total content. Layout may vary.

CMF - RL 50 __ A -10 - 0

PART

MANUFACTURER'S

TRADEMARK

Product Designator

IDENTIFICATION:

Style

10 = CMF-RL10

RL = Telecom Radial Leaded CPTC

25 = CMF-RL25

BI-WEEKLY

DATE CODE:

WEEK 13-14 = G

25U = CMF-RL25U

35 = CMF-RL35

Rated Resistance (RN)

506G

10-55 (10 Ohms - 55 Ohms)

50 = CMF-RL50

Uncoated Option

55 = CMF-RL55

YEAR CODE:

6 = 2006

U = Uncoated Part

Blank = Standard Part

Blank = Standard Size

10K = CMF-RL10-10

35K = CMF-RL35-10

50K = CMF-RL50-10

55K = CMF-RL55-10

35A = CMF-RL35A

50A = CMF-RL50A

55A = CMF-RL55A

35AK = CMF-RL35A-10

50AK = CMF-RL50A-10

55AK = CMF-RL55A-10

Size Option

A = Reduced Size

NOTE:

Rated Resistance Tolerance

UNCOATED PARTS ARE UNMARKED.

-10 = 10 ꢀ

Blank = 20 ꢀ (Standard)

Packaging Options

- 0 = Bulk Packaging - Plastic Tray

Alternative tolerances, resistances and lead lengths available on request.

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Speciﬁcations are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their speciﬁc applications.

CMF-RL Series - Telecom CPTC Resettable Fuses

Product Dimensions

Max.

Nom.

Characteristics

Model

Material

Style

9.5

4.5

13.5

3.5

0.6 0.05

5.0 0.2

CMF-RL10

CMF-RL25

CMF-RL25U

CMF-RL35

CMF-RL35A

CMF-RL50

CMF-RL50A

CMF-RL55

Sn/Cu

(0.374)

(0.177)

(0.531)

(0.138)

(0.024 0.019) (0.197 0.008)

9.8

5.0

13.5

3.0 - 3.5

0.6 0.05

5.0 0.3

Sn/Cu

(0.386)

(0.197)

(0.531)

(0.118 - 0.138) (0.024 0.019) (0.197 0.012)

5.2

3.5

5.2

3.8

0.6 0.05

5.0 0.2

(0.205)

(0.138)

(0.205)

(0.150)

(0.024 0.019) (0.197 0.008)

9.8

5.0

13.5

3.0 - 3.5

0.6 0.05 5.08 0.3

(0.386)

(0.197)

(0.531)

(0.118 - 0.138) (0.024 0.019) (0.200 0.012)

7.5

5.6

13.0

3.5

0.6 0.05

5.0 0.2

(0.295)

(0.220)

(0.512)

(0.138)

(0.024 0.019) (0.197 0.008)

9.8

5.0

13.5

3.0 - 3.5

0.6 0.05 5.08 0.3

(0.386)

(0.197)

(0.531)

(0.118 - 0.138) (0.024 0.019) (0.200 0.012)

7.5

5.6

13.0

3.5

0.6 0.05

5.0 0.2

(0.295)

(0.220)

(0.512)

(0.138)

(0.024 0.019) (0.197 0.008)

9.8

5.0

13.5

3.0 - 3.5

0.6 0.05 5.08 0.3

(0.386)

(0.197)

(0.531)

(0.118 - 0.138) (0.024 0.019) (0.200 0.012)

7.5

5.6

13.0

3.5

0.6 0.05

5.0 0.2

CMF-RL55A

Packaging:

(0.295)

(0.220)

(0.512)

(0.138)

(0.024 0.019) (0.197 0.008)

(INCHES)

DIMENSIONS:

BULK: CMF-RL25U & CMF-RL50A = 700 pcs. per bag; all other models = 600 pcs. per tray.

Style 1

Style 2

Style 3

CMF-RL SERIES, REV. S, 03/13

Speciﬁcations are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their speciﬁc applications.

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