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SC1630CS 데이터시트(PDF) 2 Page - Semtech Corporation |
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SC1630CS 데이터시트(HTML) 2 Page - Semtech Corporation |
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2 / 8 page ![]() © 1997 SEMTECH CORP. 652 MITCHELL ROAD NEWBURY PARK CA 91320 LOW VOLTAGE MULTI-MODE DC-DC CONVERTER SC1630 January 30, 1998 ELECTRICAL CHARACTERISTICS Unless otherwise specified, T A = 25°C, VIN = 3.0V Parameter Conditions Min Typ Max Units Input Voltage 1.8 7.0 V Default Output Voltage I L = 200mA 4.80 5.00 5.20 V Switch Off Current 105 140 µA Shutdown Mode Current 7 15 µA Recovery Time from Shutdown V IN = 2.5V,IL = 200mA 0.4 ms Efficiency I L = 300mA (5V Output Step-Up Converter) 85 % Line Regulation V IN = 2.2 - 3.3V V OUT = 5V, IL = 100mA 0.6 %V OUT Load Regulation I L = 10mA - 500mA V OUT = 5V 2.5 %V OUT Oscillator Frequency 90 120 150 kHz LBI Pin Trip Point 1.22 V EXT Pin Driving Capabilities Pin 8 = 5V, Pin 3 = 0.85V Sourcing Sinking 80 50 mA mA LBO “ON Resistance” V IN = 2V 45 Ω Input Pin Bias Current 10 nA/Pin Output Pin Leakage 10 nA/Pin TYPICAL APPLICATIONS |
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