PRODUCT: RHEF450 PolySwitch(R) PTC Devices 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com DOCUMENT: SCD 25205 PCN: F25880 REV LETTER: D REV DATE: AUGUST 14, 2007 PAGE NO.: 1 OF 1 Overcurrent Protection Device Raychem Circuit Protection Products Specification Status: RELEASED Electrical Rating Voltage: 16VDC MAX Current: 100A MAX Insulating Material: Cured, Flame Retardant Epoxy Polymer meets UL94 V-0 Requirements Lead Material: 20 AWG Tin Plated Copper (0.8 mm [0.032] nom. diameter) Marking: TABLE I. DIMENSIONS: A mm: in*: B MIN MAX MIN MAX -10.4 -15.6 -(0.41) -(0.61) *Rounded off approximation C MIN 4.3 (0.17) D MAX 5.8 (0.23) MIN 7.6 (0.30) E MAX --- MIN --- MAX 3.0 (0.12) F TYP 1.2 (0.05) TABLE II. PERFORMANCE RATINGS: I HOLD RATED CURRENT CURRENT RATINGS TIME TO TRIP INITIAL RESISTANCE VALUES AMPS 25C HOLD 4.5 AMPS AT 25C HOLD TRIP 4.5 7.8 SECONDS AT 25C, 22.5A MAX 3.0 OHMS AT 25C MIN MAX 0.022 0.036 Agency Recognitions: Reference Documents: Precedence: Effectivity: CAUTION: ONE-HOUR POST-TRIP RESISTANCE STANDARD TRIP OHMS AT 25C MAX 0.054 WATTS AT 25C 16V TYP 3.6 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 TRIPPEDSTATE POWER DISSIPATION ELV Compliant (c) 2004, 2007 Tyco Electronics Corporation. All rights reserved. Pb-Free