MF-RX014250-T

更新时间:2024-10-29 21:50:35
品牌:BOURNS
描述:Telecom PTC Resettable Fuses

MF-RX014250-T 概述

Telecom PTC Resettable Fuses

MF-RX014250-T 数据手册

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Features  
Applications  
Radial leaded devices  
Fast tripping resettable PTCs  
Customer Premise Equipment (CPE)  
Central Office / Telecom Centers (CO)  
Access equipment  
RX012  
Binned and sorted narrow resistance  
ranges available  
24001K  
RoHS compliant*  
Agency recognition:  
MF-RX/250 Series - Telecom PTC Resettable Fuses  
Electrical Characteristics  
Model  
One Hour  
Max. Interrupt  
Ratings  
Hold Current  
Initial Resistance  
Post-Trip  
Max.  
Operating  
Voltage  
(Vdc)  
Resistance  
Ohms  
at 23 °C  
Volts  
Amps  
(A)  
Amps  
at 23 °C  
Ohms  
Ohms  
(Vrms)  
Max.  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
at 23 °C  
Min.  
4.0  
at 23 °C  
Max.  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
3.0  
10.0  
10.0  
I
Max.  
8.0  
Max.  
16.0  
16.0  
14.0  
16.0  
16.0  
16.0  
16.0  
16.0  
14.0  
12.0  
14.0  
14.0  
12.0  
4.0  
H
MF-RX012/250  
60  
60  
60  
60  
60  
60  
60  
60  
60  
60  
60  
60  
60  
60  
60  
0.12  
0.12  
MF-RX012/250-A  
MF-RX012/250-C  
MF-RX012/250-F  
MF-RX012/250-1  
MF-RX012/250-2  
MF-RX012/250-T  
MF-RX012/250U  
MF-RX014/250  
MF-RX014/250-A  
MF-RX014/250-B  
MF-RX014/250-T  
MF-RX014/250U  
MF-RX018/250  
7.0  
9.0  
0.12  
0.12  
0.12  
0.12  
0.12  
0.12  
0.145  
0.145  
0.145  
0.145  
0.145  
0.18  
5.5  
7.5  
6.0  
6.0  
10.5  
9.0  
8.0  
7.0  
6.0  
3.0  
10.5  
12.0  
10.0  
6.0  
3.0  
5.5  
4.5  
6.0  
5.4  
7.5  
3.5  
6.5  
0.8  
2.0  
MF-RX018/250U  
0.18  
0.8  
2.0  
4.0  
“U” suffix indicates product without insuꢂation coating.  
Environmental Characteristics  
Operating/Storage Temperature........................... -40 °C to +85 °C  
Maximum Device Surface Temperature  
in Tripped State ................................................ 125 °C  
Passive Aging....................................................... +85 °C, 1000 hours.............................................. 15 ꢀ tꢁpicaꢂ resistance change  
.......................................................................... +60°C, 1000 hours................................................ 15 ꢀ tꢁpicaꢂ resistance change  
Humiditꢁ Aging..................................................... +85 °C, 85 ꢀ R.H. 500 hours............................... 15 ꢀ tꢁpicaꢂ resistance change  
Thermaꢂ Shock ..................................................... MIL-STD-202F, Method 107G, ............................. 10 ꢀ tꢁpicaꢂ resistance change  
.......................................................................... +125 °C to -55 °C,10 times .................................. 15 ꢀ tꢁpicaꢂ resistance change  
Soꢂvent Resistance............................................... MIL-STD-202, Method 215B ................................ No change  
Lead Soꢂerabiꢂitꢁ................................................... ANSI/J-STD-002................................................... >95 ꢀ coverage  
Fꢂammabiꢂitꢁ ......................................................... IEC 695-2-2 .......................................................... No Fꢂame for 60 secs.  
Vibration ............................................................... MIL-STD-883C, Method 2007.1, Condition A ...... 5 ꢀ tꢁpicaꢂ resistance change  
Test Procedures And Requirements For Model MF-RX/250 Series  
Test  
Test Conditions  
Accept/Reject Criteria  
Visuaꢂ/Mech..................................................... Verifꢁ dimensions and materiaꢂs...................... Per MF phꢁsicaꢂ description  
Resistance....................................................... In stiꢂꢂ air @ 23 °C............................................. Rmin R Rmax  
Time to Trip...................................................... 5 times Ihoꢂd, Vmax, 23 °C.............................. T max. time to trip (seconds)  
Hoꢂd Current.................................................... 30 min. at Ihoꢂd................................................ No trip  
Trip Cꢁcꢂe Life.................................................. Vmax, Imax, 100 cꢁcꢂes................................... No arcing or burning  
Trip Endurance ................................................ Vmax, 48 hours................................................ No arcing or burning  
UL Fiꢂe Number ............................................... E 174545S  
CSA Fiꢂe Number............................................. CA 110338  
TÜV Fiꢂe Number ............................................. R2057213  
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.  
Specifications are subject to change without notice.  
Customers should verify actual device performance in their specific applications.  
Additional Features  
Ability to withstand AC power cross conditions  
Assists equipment with meeting ITU-T K.20/K.21/K.45  
Assists equipment with meeting Telcordia GR-1089-C Intrabuilding  
MF-RX/250 Series - Telecom PTC Resettable Fuses  
Thermal Derating Chart - I  
(Amps)  
hold  
Ambient Operating Temperature  
Model  
-40 ºC  
0.1ꢁ6  
0.225  
0.269  
-20 ºC  
0.165  
0.199  
0.240  
0 ºC  
0.143  
0.1ꢀ2  
0.211  
23 ºC  
0.120  
0.145  
0.1ꢁ0  
40 ºC  
0.099  
0.119  
0.153  
50 ºC  
0.0ꢁꢁ  
0.106  
0.13ꢁ  
60 ºC  
0.0ꢀꢀ  
0.093  
0.123  
70 ºC  
0.066  
0.0ꢁ0  
0.109  
85 ºC  
0.050  
0.060  
0.0ꢁꢀ  
MF-RX012/250  
MF-RX014/250  
MF-RX01ꢁ/250  
I
is approximately two times I  
.
trip  
hold  
Product Dimensions  
A
B
C
D
E
Physical Characteristics  
Model  
Max.  
Max.  
Nom.  
Min.  
Max.  
Lead Dia.  
Style  
Material  
6.5  
11.0  
5.1 0.ꢀ  
4.ꢀ  
4.6  
0.65  
MF-RX012/250  
1
Sn/Cu  
Sn/Cu  
Sn/Cu  
Sn/Cu  
Sn/Cu  
Sn/Cu  
(0.256)  
(0.433)  
(0.201 0.02ꢁ)  
(0.1ꢁ5)  
(0.1ꢁ1)  
(0.026)  
6.0  
(0.236)  
6.5  
(0.256)  
6.0  
(0.236)  
11.0  
(0.433)  
10.0  
(0.394)  
11.0  
(0.433)  
10.0  
(0.394)  
13.6  
(0.535)  
5.1 0.ꢀ  
(0.201 0.02ꢁ)  
5.1 0.ꢀ  
(0.201 0.02ꢁ)  
5.1 0.ꢀ  
(0.201 0.02ꢁ)  
5.1 0.ꢀ  
(0.201 0.02ꢁ)  
4.ꢀ  
(0.1ꢁ5)  
4.ꢀ  
(0.1ꢁ5)  
4.ꢀ  
(0.1ꢁ5)  
4.ꢀ  
(0.1ꢁ5)  
3.ꢁ  
(0.150)  
4.6  
(0.1ꢁ1)  
3.ꢁ  
(0.150)  
4.6  
(0.1ꢁ1)  
0.65  
(0.026)  
0.65  
(0.026)  
0.65  
(0.026)  
0.65  
(0.026)  
MF-RX012/250U  
MF-RX014/250  
MF-RX014/250U  
MF-RX01ꢁ/250  
MF-RX01ꢁ/250U  
2
1
2
1
2
10.4  
(0.409)  
12.6  
(0.496)  
5.1 0.ꢀ  
(0.201 0.02ꢁ)  
4.ꢀ  
(0.1ꢁ5)  
3.ꢁ  
(0.150)  
0.65  
(0.026)  
Packaging options: BULK: 500 pcs. per bag. TAPE & REEL: 1500 pcs. per reel (available binned).  
MM  
(INCHES)  
DIMENSIONS:  
Style 1  
Style 2  
Typical Part Marking  
Represents total content. Layout may vary.  
A
E
A
E
MANUFACTURER'S  
TRADEMARK  
PART  
IDENTIFICATION  
B
B
RX012  
24001K  
DATE CODE  
(FIRST DIGIT =  
BATCH/LOCATION  
(3 DIGITS = BATCH CODE;  
K = KOREA  
LAST DIGIT OF YEAR;  
SECOND DIGIT = MONTH,  
AS FOLLOWS:  
1-9 = JAN-SEPT  
X,Y,Z = OCT-DEC)  
S = CHINA)  
D
C
NOTE: UNCOATED PARTS HAVE NO PART MARKING.  
MARKING IS ON LABEL ONLY.  
C
D
Specifications are subject to change without notice.  
Customers should verify actual device performance in their specific applications.  
MF-RX/250 Series - Telecom PTC Resettable Fuses  
How to Order  
MF - RX 012/250 U - A 5 - 2  
Typical Time to Trip at 23 ˚C  
1000  
Multifuse®  
Product  
Designator  
100  
10  
Series  
RX = Radial Leaded  
Component  
Hold Current, I  
hold  
008-018 (0.08-0.18 Amps)  
Max. Interrupt Voltage, V  
250 (250 Volts)  
MF-RX018/250, MF-RX018/250U  
1
Telecom Options  
U = Uncoated (radial parts only)  
Resistance Sorted  
Narrow resistance ranges - see  
Resistance Options chart  
MF-RX014/250 & MF-RX014/250U  
MF-RX012/250 & MF-RX012/250U  
0.10  
Resistance Bins of 0.5 ohms  
05 = 0.5 ohm binned parts (epoxy coated)  
5 = 0.5 ohm binned parts (uncoated)  
0.01  
Packaging Options  
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0  
- 0 = Bulk Packaging  
- 2 = Tape and Reel* (available with binned  
option)  
Fault Current (Amps)  
*Packaged per EIA486-B  
Resistance Options  
Model  
Initial Resistance  
R1max  
Values  
Bin  
Ohms @ 23 ° C  
Ohms @ 23 ° C  
Max.  
16.0  
Min.  
4.0  
7.0  
5.5  
6.0  
6.0  
8.0  
7.0  
6.0  
3.0  
3.0  
4.5  
3.5  
Max.  
8.0  
MF-RX012/250  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
0.5  
MF-RX012/250-A05  
MF-RX012/250-C05  
MF-RX012/250-F05  
MF-RX012/250-105  
MF-RX012/250-205  
MF-RX012/250-T05  
MF-RX012/250U  
9.0  
16.0  
7.5  
14.0  
10.5  
9.0  
16.0  
16.0  
10.5  
12.0  
10.0  
6.0  
16.0  
16.0  
16.0  
MF-RX014/250  
14.0  
MF-RX014/250-A05  
MF-RX014/250-B05  
MF-RX014/250U  
5.5  
12.0  
6.0  
14.0  
6.5  
12.0  
MF-RX/250, REV. J, 05/11  
Specifications are subject to change without notice.  
Customers should verify actual device performance in their specific applications.  
MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72 & MF-RX/250 Series  
Tape and Reel Specifications  
Devices taped using EIA468–B/IEC286-2 standards. See table below and Figures 1 and 2 for details.  
IEC  
EIA  
Dimensions  
Tolerance  
Dimension Description  
Mark  
Mark  
Dimensions  
18  
-0.5/+1.0  
(-0.02/+.039)  
Carrier tape width  
W
W
(.709)  
11  
(.433)  
Hold down tape width  
W
4
min.  
W
0
Hold down tape  
No protrusion  
3
Top distance between tape edges  
Sprocket hole position  
W
W
W
W
max.  
2
1
0
6
5
0
(.118)  
9
(.354)  
4
(.157)  
18.5  
(.728)  
16  
(.63)  
38.0  
(1.496)  
32.2  
(1.268)  
55.0  
(2.165)  
43.2  
(1.7)  
54.0  
(2.126)  
42.5  
(1.673)  
1.0  
-0.5/+0.75  
(-0.02/+0.03)  
0.2  
( .0078)  
3.0  
Sprocket hole diameter  
D
D
Abscissa to plane (straight lead)  
Abscissa to plane (kinked lead)  
Abscissa to top (straight lead)  
Abscissa to top (kinked lead)  
Overall width w/lead protrusion (straight lead)  
Overall width w/lead protrusion (kinked lead)  
Overall width w/o lead protrusion (straight lead)  
Overall width w/o lead protrusion (kinked lead)  
Lead protrusion  
H
H
( .118)  
0.5  
( .02)  
H
H
H
H
H
H
C
C
C
C
0
1
1
0
1
1
1
1
2
2
1
max.  
max.  
max.  
max.  
max.  
max.  
max.  
max.  
I
L
1
(.039)  
11  
(.433)  
Protrusion of cutout  
L
L
Protrusion beyond hold-down tape  
Sprocket hole pitch  
I
I
Not specified  
2
2
12.7  
(0.5)  
0.3  
( .012)  
1
P
P
0
0
Pitch tolerance  
20 consecutive  
( .039)  
Device pitch: MF-R005–MF-R160, MF-R/90,  
MF-RX110/72–MF-RX185/72  
12.7  
(0.5)  
0.3  
( .012)  
Device pitch: MF-R185–MF-R400, MF-RX110–MF-RX375  
MF-R/600, MF-RX250/72–MF-RX375/72  
25.4  
(1.0)  
0.6  
( .024)  
0.9  
(.035)  
Tape thickness  
t
t
max.  
max.  
Tape thickness with splice: MF-R010–MF-R160,  
MF-RX110/72–MF-RX185/72  
t
1.5  
(.059)  
1
Tape thickness with splice: MF-R250–MF-R1100,  
MF-RX110–MF-RX375, MF-R/90, MF-RX250/72-MF-RX375/72  
t
2.3  
(.091)  
1
max.  
0.3  
( .012)  
1.0  
( .039)  
1.3  
Splice sprocket hole alignment  
Body lateral deviation  
0
0
0
Δ
Δ
Δ
h
h
Body tape plane deviation  
Δ
p
p
( .051)  
Specifications are subject to change without notice.  
Customers should verify actual device performance in their specific applications.  
MM  
(INCHES)  
DIMENSIONS:  
MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72 & MF-RX/250 Series  
Tape and Reel Specifications  
IEC  
EIA  
Dimensions  
Tolerance  
Dimension Description  
Mark  
Mark  
Dimensions  
5.08  
0.2  
( 0.008)  
Lead spacing: MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72  
F
F
(0.2)  
5.08  
(0.2)  
-0.5/+0.6  
(-.020/+.024)  
Lead spacing: MF-RX/250  
F
F
56.0  
Reel width  
w
d
W
max.  
2
(2.205)  
370.0  
(14.57)  
4.75  
(.187)  
26.0  
(1.024)  
80  
(3.15)  
91  
Reel diameter  
a
h
c
n
n
max.  
3.25  
( .128)  
12.0  
Space between flanges less device  
Arbor hole diameter  
W
f
1
( .472)  
Core diameter: MF-R, MF-RX, MF-R/90  
Core diameter: MF-RX/250, MF-R/600  
Box: MF-R, MF-RX, MF-R/90  
Box: MF-RX/250  
h
h
max.  
max.  
max.  
max.  
max.  
max.  
(3.58)  
56  
(2.2) (14.6) (14.6)  
67 372 362  
(2.64) (14.6) (14.25)  
64 372 362  
372  
372  
Box: MF-R/600  
(2.52) (14.6) (14.25)  
Consecutive missing places: MF-R, MF-RX, MF-R/90  
Consecutive missing places: MF-RX/250, MF-R/600  
Empty places per reel: MF-R, MF-RX, MF-R/90  
Empty places per reel: MF-RX/250, MF-R/600  
3
none  
Not specified  
0.1 %  
Taped Component Dimensions - Figure 1  
p
h
h
p
Reference plane  
P1  
H1  
H1  
F
H
H0  
A
B
L
W1  
W0  
W
I2  
P0  
D0  
I1  
User direction of feed  
Cross section A - B  
MM  
(INCHES)  
DIMENSIONS:  
Reel Dimensions - Figure 2  
t
Reel  
Upper side  
Tape  
h
f
User  
direction  
of  
d
feed  
Lower side  
h
w
Specifications are subject to change without notice.  
Customers should verify actual device performance in their specific applications.  

MF-RX014250-T 相关器件

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MF-RX014250U BOURNS Telecom PTC Resettable Fuses 获取价格
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MF-RX014U-A05-0 BOURNS Telecom PTC Resettable Fuses 获取价格
MF-RX014U-A05-2 BOURNS Telecom PTC Resettable Fuses 获取价格
MF-RX014U-A5-0 BOURNS Telecom PTC Resettable Fuses 获取价格
MF-RX014U-A5-2 BOURNS Telecom PTC Resettable Fuses 获取价格

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