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MF-R250 データシート(PDF) 1 Page - Bourns Electronic Solutions

部品番号 MF-R250
部品情報  Radial Leaded Devices
Download  5 Pages
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メーカー  BOURNS [Bourns Electronic Solutions]
ホームページ  http://www.bourns.com
Logo BOURNS - Bourns Electronic Solutions

MF-R250 データシート(HTML) 1 Page - 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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