Bourns PTC fuse Current I(H) 0.18 A 250 V (L x W x H) 18.3 x 11 x 4.6 mm MF-RX018/250-0 1 pc(s) MF-RX018/250-0 数据表
产品代码
MF-RX018/250-0
Features
■
Radial leaded devices
■
Fast tripping resettable PTCs
■
Binned and sorted narrow resistance
ranges
available
■
RoHS compliant*
■
Agency recognition:
Applications
■
Customer Premise Equipment (CPE)
■
Central Offi ce / Telecom Centers (CO)
■
Access equipment
MF-RX/250 Series - Telecom PTC Resettable Fuses
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
*RoHS COMPLIANT
RX012
24001K
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 % 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 Solerability ................................................... 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
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 Solerability ................................................... 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
Test Procedures And Requirements For Model MF-RX/250 Series
Test
Test Conditions
Accept/Reject Criteria
Visual/Mech. .................................................... Verify dimensions and materials ...................... Per MF physical description
Resistance ....................................................... In still air @ 23 °C ............................................. Rmin
Resistance ....................................................... In still air @ 23 °C ............................................. Rmin
≤ R ≤ Rmax
Time to Trip ...................................................... 5 times Ihold, Vmax, 23 °C .............................. T
≤ max. 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
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 ............................................. R2057213
CSA File Number ............................................. CA 110338
TÜV File Number ............................................. R2057213
Electrical Characteristics
Model
Max.
Operating
Voltage
(Vdc)
Max. Interrupt
Ratings
Hold Current
Initial Resistance
One Hour
Post-Trip
Resistance
Volts
(Vrms)
Amps
(A)
Amps
at 23 °C
Ohms
at 23 °C
Ohms
at 23 °C
Ohms
at 23 °C
Max.
Max.
IH
Min.
Max.
Max.
MF-RX012/250
60
250
3.0
0.12
4.0
8.0
16.0
MF-RX012/250-A
60
250
3.0
0.12
7.0
9.0
16.0
MF-RX012/250-C
60
250
3.0
0.12
5.5
7.5
14.0
MF-RX012/250-F
60
250
3.0
0.12
6.0
10.5
16.0
MF-RX012/250-1
60
250
3.0
0.12
6.0
9.0
16.0
MF-RX012/250-2
60
250
3.0
0.12
8.0
10.5
16.0
MF-RX012/250-T
60
250
3.0
0.12
7.0
12.0
16.0
MF-RX012/250U
60
250
3.0
0.12
6.0
10.0
16.0
MF-RX014/250
60
250
3.0
0.145
3.0
6.0
14.0
MF-RX014/250-A
60
250
3.0
0.145
3.0
5.5
12.0
MF-RX014/250-B
60
250
3.0
0.145
4.5
6.0
14.0
MF-RX014/250-T
60
250
3.0
0.145
5.4
7.5
14.0
MF-RX014/250U
60
250
3.0
0.145
3.5
6.5
12.0
MF-RX018/250
60
250
10.0
0.18
0.8
2.0
4.0
MF-RX018/250U
60
250
10.0
0.18
0.8
2.0
4.0
“U” suffi x indicates product without insulation coating.