TR250-120

Tyco / Electronics Raychem Circuit Protection 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 Fax: 800-227-4866 PolySwitch® PTC Devices PRODUCT: TR250-120 DOCUMENT: SCD 22547 PCN: 018960, 395235 REV LETTER: J REV DATE: JANUARY 14, 2002 PAGE NO.: 1 OF 1 Overcurrent Protection Device Specification Status: RELEASED Max Electrical Rating at 20°C Operating Voltage: 60VDC Fault Voltage: 250VRMS Interrupt Current: 3ARMS Lead Material : 22 AWG Sn/Pb plated copper Marking: Raychem Logo 20 Part Identification Lot Identification TABLE I. DIMENSIONS: A mm: in: Min --- B Max 6.5 (0.256) Min --- C Max 11.0 (0.433) Min --- D Max Min 4.6 4.7 (0.180) (0.185) Max --- E Nom 5.0 (0.197) F Max 7.0 (0.276) TABLE II. PERFORMANCE RATINGS @ 20°°C (unless otherwise noted): IHOLD (A) 20°C 0.120 70°C 0.060 RESISTANCE (Ω) @ 20° C TIME TO TRIP @ 1A OPERATING TEMPERATURE (°C) R MIN R MAX R1 MAX* Seconds, Typical MIN 4.0 8.0 16.0 1.5 -40 *Maximum device resistance at 20°C measured 1 hour post trip. MAX 85 Additional Rating @ 20°C Lightning Withstand: Reference Documents: Precedence: Effectivity: CAUTION: ITU @ 1.5KV Storage Temperature: -40° to 85° C 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.