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| Tyco / Electronics Raychem Circuit Protection 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 Fax: 800-227-4866 PolySwitch(R) PTC Devices Overcurrent Protection Device PRODUCT: SMD300F DOCUMENT: SCD 25662 PCN: A62899 REV LETTER: B REV DATE: MARCH 28, 2005 PAGE NO.: 1 OF 1 Specification Status: Released Maximum Electrical Rating Operating Voltage: 6V Interrupt Current: 40A Marking: C B G H D E F A Notes: 1. All metal surfaces are tin plated. 2. Devices cannot be wave soldered. 3. Drawing not to scale. TABLE I. DIMENSIONS: A MIN MAX mm: 6.73 7.98 in*: (0.265) (0.314) B MIN --C D E F G H MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN 3.00 4.8 5.44 0.56 0.71 0.56 0.71 2.16 2.41 0.66 1.37 0.43 (0.118) (0.19) (0.214) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.026) (0.054) (0.017) TABLE II. PERFORMANCE RATINGS: CURRENT RATINGS** TIME TO TRIP** AMPS AT 70C HOLD 2.0 SECONDS AT 20C, 8 A MAX 35.0 RESISTANCE VALUES OHMS AT 20C MIN MAX* 0.015 0.048 TRIPPED-STATE POWER DISSIPATION** WATTS AT 20C, 6V MAX 1.5 AMPS AT 0C HOLD 3.3 AMPS AT 20C HOLD 3.0 * Maximum Resistance is measured 1 hour after reflow at 260C, 20 seconds. ** Values specified were determined using PCB's with 0.120"X2.0 ounce copper traces. Agency Recognition: Reference Documents: Precedence: Effectivity: CAUTION: UL, CSA, TUV PS300, E.N. SMD 1.0x 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 Tyco Electronics Corporation. All rights reserved. |
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