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MF-R250 数据表(PDF) 1 Page - Bourns Electronic Solutions

部件名 MF-R250
功能描述  Radial Leaded Devices
PDF  5 Pages
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制造商  BOURNS [Bourns Electronic Solutions]
网页  http://www.bourns.com
标志 BOURNS - Bourns Electronic Solutions

MF-R250 数据表(HTML) 1 Page - Bourns Electronic Solutions

  MF-R250 Datasheet HTML 1Page - Bourns Electronic Solutions MF-R250 Datasheet HTML 2Page - Bourns Electronic Solutions MF-R250 Datasheet HTML 3Page - Bourns Electronic Solutions MF-R250 Datasheet HTML 4Page - Bourns Electronic Solutions MF-R250 Datasheet HTML 5Page - Bourns Electronic Solutions  
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Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Max.
One Hour
Max.
Interrupt
Hold
Initial
Post-Trip
Operating
Ratings
Current
Resistance
Resistance
Model
Voltage
Volts
Amps
Amps
Ohms
Ohms
Ohms
(Vrms)
(A)
at
at
at
at
(Vdc)
23 °C
23 °C
23 °C
23 °C
Max.
Max.
IH
Min.
Max.
Max.
MF-R008/250U
60
250
3.0
0.08
14.0
20.0
33.0
MF-R008/250
60
250
3.0
0.08
15.0
22.0
33.0
MF-R011/250U
60
250
3.0
0.11
5.0
9.0
16.0
MF-R012/250
60
250
3.0
0.12
4.0
8.0
16.0
MF-R012/250-A
60
250
3.0
0.12
7.0
9.0
16.0
MF-R012/250-C
60
250
3.0
0.12
5.5
7.5
14.0
MF-R012/250-F
60
250
3.0
0.12
6.0
10.5
16.0
MF-R012/250-1
60
250
3.0
0.12
6.0
9.0
16.0
MF-R012/250-2
60
250
3.0
0.12
8.0
10.5
16.0
MF-R012/250U
60
250
3.0
0.12
6.0
10.0
16.0
MF-R014/250
60
250
3.0
0.145
3.0
6.0
12.0
MF-R014/250-A
60
250
3.0
0.145
3.0
5.5
12.0
MF-R014/250-B
60
250
3.0
0.145
4.5
6.0
14.0
MF-R014/250U
60
250
3.0
0.145
3.5
6.5
12.0
MF-R018/250U
60
250
10.0
0.18
0.8
2.0
4.0
MF-R/250 Series - Telecom PTC Resettable Fuses
Electrical Characteristics
Features
■ Radial Leaded Devices
■ High ability to withstand lightning surges
■ Ideal lightning surge coordination device
■ Binned and sorted narrow resistance
ranges available
■ Lead free option available
■ Agency recognition:
Applications
■ Customer Premise Equipment (CPE)
■ Central Office / Telecom Centers (CO)
■ Access equipment
Operating/Storage Temperature ..............................-40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State......................................................125 °C
Passive Aging ..........................................................+85 °C, 1000 hours ........................................................±15 % typical resistance change
+60°C, 1000 hours
±15 % typical resistance change
Humidity Aging ........................................................+85 °C, 85 % R.H. 500 hours ..........................................±15 % typical resistance change
Thermal Shock ........................................................MIL-STD-202F, Method 107G, ........................................±10 % typical resistance change
+125 °C to -55 °C,10 times
±15 % typical resistance change
Solvent Resistance ..................................................MIL-STD-202, Method 215B............................................No change
Lead Solderability ....................................................ANSI/J-STD-002 ..............................................................>95 % coverage
Flammability ............................................................IEC 695-2-2 ......................................................................No Flame for 60 secs.
Vibration ..................................................................MIL-STD-883C, Method 2007.1, Condition A..................±5 % typical resistance change
Environmental Characteristics
Test
Test Conditions
Accept/Reject Criteria
Visual/Mech. ......................................................Verify dimensions and materials..................Per MF physical description
Resistance ..........................................................In still air @ 23 °C ........................................Rmin ≤ R ≤ R1max
Time to Trip ........................................................5 times Ihold, Vmax, 23 °C..........................T ≤ typical time to trip (seconds)
Hold Current ......................................................30 min. at Ihold............................................No trip
Trip Cycle Life ....................................................Vmax, Imax, 100 cycles ..............................No arcing or burning
Trip Endurance....................................................Vmax, 48 hours ..........................................No arcing or burning
UL File Number ..................................................E 174545S
CSA File Number ................................................CA 110338
TÜV File Number ................................................R02057213
Test Procedures And Requirements For Model MF-R/250 Series
“U” suffix indicates product without insulation coating.
TV Rheinland


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