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| Tyco / Electronics Raychem Circuit Protection 308 Constitution Drive Menlo Park, CA 94025 Phone: 800-227-4856 Fax: 800-227-4866 PolySwitch(R) PTC Devices Overcurrent Protection Device PRODUCT: SMD050 DOCUMENT: SCD 21828 PCN: 744611 REV LETTER: F REV DATE: MAY 31, 2002 PAGE NO.: 1 OF 1 Specification Status: Released Maximum Electrical Ratings Operating Voltage / Interrupt Current 60V / 10A 12V / 60A 5V / 125A Marking: 050 Manufacturer's Mark Part Identification 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 3.18 4.8 5.44 0.56 0.71 0.20 0.30 2.16 2.41 0.66 1.37 0.43 (0.125) (0.19) (0.214) (0.022) (0.028) (0.008) (0.012) (0.085) (0.095) (0.026) (0.054) (0.017) *Rounded off approximation TABLE II. PERFORMANCE RATINGS: CURRENT RATINGS** AMPS AT 0C HOLD TRIP 0.55 1.10 AMPS AT 20C HOLD TRIP 0.50 1.00 TIME TO TRIP** RESISTANCE VALUES OHMS AT 20C MIN MAX* 0.35 1.4 TRIPPED-STATE POWER DISSIPATION** WATTS AT 20C MAX 1.7 AMPS SECONDS AT AT 60C 20C, 2.5A HOLD TRIP MAX 0.33 0.66 4 * Maximum resistance is measured 1 hour after reflow. ** Values specified were determined using PCB's with 0.070"X1.5 ounce copper traces. Reference Documents: Precedence: Effectivity: CAUTION: 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. |
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