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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: SRP420 DOCUMENT: SCD 21792 PCN: 609666 REV LETTER: G REV DATE: JULY 25, 2002 PAGE NO.: 1 OF 1 Specification Status: RELEASED Electrical Rating Voltage: 30V MAX Current: 100A MAX Leads: Nickel: 0.125 mm Nominal Thickness Tape: Polyester Marking: Manufacturer's Mark 420 Part Identification Lot Identification TABLE I. DIMENSIONS: mm: in*: A B MIN MAX MIN MAX 30.6 32.4 12.9 13.6 (1.20) (1.28) (0.51) (0.54) *Rounded off approximation C MIN 0.5 (0.02) MAX 1.1 (0.04) MIN 5.0 (0.20) D MAX 7.5 (0.30) MIN 5.0 (0.20) E MAX 7.5 (0.30) MIN 6.0 (0.24) F MAX 6.7 (0.26) TABLE II. PERFORMANCE RATINGS: I HOLD CURRENT TRIP LIMITS TIME TO TRIP REFERENCE RESISTANCE ONE-HOUR POST-TRIP RESISTANCE OHMS AT 20C MIN MAX 0.012 0.040 TRIPPEDSTATE POWER DISSIPATION WATTS AT 20C, 15V TYP MAX 2.2 2.9 AMPS 20C HOLD 4.2 AMPS AMPS AMPS AMPS SECONDS AT OHMS AT 0C AT 20C AT 60C AT 80C 20C, 20 A AT 20C HOLD TRIP HOLD TRIP HOLD TRIP HOLD TRIP TYP MAX MIN MAX 5.1 9.5 4.2 7.6 3.0 5.5 --2.6 6.0 0.012 0.024 Reference Documents: Precedence: Effectivity: CAUTION: 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. |
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