PRODUCT: TRF250-183S PolySwitch(R) PTC Devices 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com DOCUMENT: SCD 26744 REV LETTER: D REV DATE: APRIL 21, 2008 PAGE NO.: 1 OF 1 Overcurrent Protection Device Raychem Circuit Protection Products Specification Status: Released Operating Conditions at 20C: A Maximum Continuous Operating Voltage (VMCO): 100VDC C Maximum Interrupt Current (IINT ): 10ARMS Fault Ratings at 20C: 250VRMS, 3A, 10 applications B Additional Info at 20C: * Resistance matched: N/A * Lightning withstand: 1.5 kV per ITU-T K.20, K.21 * Helps equipment meet ITU-T K.20, K.21 Recommendations * Helps equipment meet Telcordia GR1089 intrabuilding requirements D E (Center-to-Center) Lead Material: 22 AWG Sn-Plated Copper (0.65 mm [0.026"] nominal diameter) External Coating Material: Cured, flame retardant epoxy polymer, meeting UL94 V-0 requirements Marking: TABLE I. DIMENSIONS: A B MIN MAX MIN MAX mm: -7.5 -9.5 in:* -(0.29) -(0.37) *Rounded off approximation C MIN --- D MAX 3.8 (0.15) MIN 4.7 (0.19) MAX --- E NOM 5.0 (0.20) TABLE II. PERFORMANCE RATINGS @ 20C: HOLD TRIP CURRENT CURRENT (A) (A) RESISTANCE () R MIN R MAX R1 MAX* 0.183 0.685 0.8 2.0 3.4 *Post Trip Resistance measured after one hour. TIME TO TRIP(Sec) @ 3A TYP 0.55 MAX 1.8 OPERATING TEMPERATURE (C) MIN MAX -40 85 TRIPPED POWER DISSIPATION (W) TYP @ 100VDC 0.9 TABLE III. APPLICABLE PART DESCRIPTIONS: PART DESCRIPTION TRF250-183S TRF250-183S-2 Agency Recognitions: Reference Documents: Precedence: Effectivity: CAUTION: PACKAGING TYPE Bulk Tape and Reel UL (File #E74889), CSA (File #78165C), TUV Raychem PS300, ITU-T K.20, K.21 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 NOTES N/A Dim "D" not applicable ELV Compliant (c) 2007, 2008 Tyco Electronics Corporation. All rights reserved. Pb-Free