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| PolySwitch(R) PTC Devices 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 PRODUCT: RXEF250 DOCUMENT: SCD 25227 PCN: C72501 REV LETTER: D REV DATE: AUGUST 16, 2007 PAGE NO.: 1 OF 1 Overcurrent Protection Device Raychem Circuit Protection Products www.circuitprotection.com Specification Status: Released Electrical Rating Voltage: 72V MAX Current: 40A MAX Insulating Material: Cured, Flame Retardant Epoxy Polymer meets UL94 V-0 Requirements Lead Material: 20 AWG Tin Plated Copper Marking: 72 XF250 Manufacturer's Mark and Voltage Part Identification Lot Identification (can be on back) TABLE I. DIMENSIONS: A B MIN MAX MIN MAX -20.8 -25.4 -(0.82) -(1.00) *Rounded off approximation C MIN 9.4 (0.37) MAX 10.9 (0.43) MIN 7.6 (0.30) D MAX --MIN --E MAX 3.0 (0.12) mm: in*: TABLE II. PERFORMANCE RATINGS : I HOLD RATED CURRENT CURRENT RATINGS INITIAL RESISTANCE VALUES TIME TO TRIP ONE HOUR POST-TRIP RESISTANCE STANDARD TRIP OHMS AT 20C MAX 0.13 TRIPPEDSTATE POWER DISSIPATION WATTS AT 20C NOMINAL 2.5 AMPERES AT 20C HOLD 2.50 AMPERES AT 20C HOLD TRIP 2.50 5.00 OHMS AT 20C MIN MAX 0.05 0.08 SECONDS AT 20C, 12.5A MAX 15.6 Agency Recognitions Reference Documents: Precedence: Effectivity: CAUTION: UL, CSA,TUV. PS300 This specification takes precedence over documents referenced herein. Reference documents shall be the issue in effect on the date of invitation for bid. Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame. Materials Information ROHS Compliant ELV Compliant Pb-Free (c) 2005, 2007 Tyco Electronics Corporation. All rights reserved. |
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