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MF-RX012250-C Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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MF-RX012250-C Datasheet(HTML) 1 Page - Bourns Electronic Solutions |
1 / 5 page 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 Office / Telecom Centers (CO) ■ Access equipment MF-RX/250 Series - Telecom PTC Resettable Fuses *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. 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 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 ≤ 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 UL File Number ............................................... E 174545S 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” suffix indicates product without insulation coating. |
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