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SC1628CS Fiches technique(PDF) 2 Page - Semtech Corporation |
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SC1628CS Fiches technique(HTML) 2 Page - Semtech Corporation |
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2 / 4 page ![]() © 1997 SEMTECH CORP. 652 MITCHELL ROAD NEWBURY PARK CA 91320 HIGH-EFFICIENCY STEP-UP DC-DC CONVERTER SC1628 January 30, 1998 TYPICAL APPLICATIONS ELECTRICAL CHARACTERISTICS Unless otherwise specified, T A = 25°C, VIN = 13V Flash Memory Programming Supply Color LCD Contrast Bias Supply Parameter Conditions Min Typ Max Units Input Voltage 4 24 V Quiescent Current V FB = 1.5V 100 200 µA Shutdown Mode Current V SHDN = 0V 8 20 µA V REF Voltage I SOURCE = 250µA 1.16 1.22 1.28 V V REF Source Current 250 µA DLOW “ON Resistance” 15 Ω DHI “ON Resistance” 10 Ω CL Threshold V IN - VCL 45 60 75 mV Shutdown Threshold 0.8 1.5 2.4 V Shutdown Input Leakage Current V SHDN < 15V 1 µA , , |
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