TRF250-183S

308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com PolySwitch® PTC Devices Overcurrent Protection Device Raychem Circuit Protection Products PRODUCT: TRF250-183S DOCUMENT: SCD 26744 PCN: REFER TO TABLE III BELOW REV LETTER: C REV DATE: MAY 29, 2007 PAGE NO.: 1 OF 1 Specification Status: Released Operating Conditions at 20°C: Maximum Continuous Operating Voltage (VMCO): 100VDC A C Maximum Interrupt Current (IINT ): 10ARMS Fault Ratings at 20°C: 250VRMS, 3A, 10 applications Additional Info at 20°C: • 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 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: B D E (Center-to-Center) TABLE I. DIMENSIONS: A B MIN MAX MIN MAX mm: -7.5 -9.5 in:* -(0.29) -(0.37) *Rounded off approximation C MIN --MAX 4.1 (0.16) MIN 4.7 (0.19) D MAX --E NOM 5.0 (0.20) TABLE II. PERFORMANCE RATINGS @ 20°C: HOLD TRIP CURRENT CURRENT (A) (A) RESISTANCE (Ω) 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 R MIN R MAX R1 MAX* 0.183 0.685 0.8 2.0 3.4 *Post Trip Resistance measured after one hour. TABLE III. APPLICABLE PART DESCRIPTIONS: PART DESCRIPTION TRF250-183S TRF250-183S-2 PCN # (INTERNAL ONLY) RF0769-000 RF0841-000 PACKAGING TYPE Bulk Tape and Reel NOTES N/A Dim “D” not applicable Agency Recognitions: Reference Documents: Precedence: Effectivity: CAUTION: 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. ELV Compliant Pb-Free Materials Information ROHS Compliant © 2007 Tyco Electronics Corporation. All rights reserved.