sc1631cs Semtech Corporation, sc1631cs Datasheet
sc1631cs
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sc1631cs Summary of contents
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... On-chip low battery detector APPLICATIONS Palmtop and notebook computers Pocket organizers Cameras Pagers Battery backup supplies Portable instruments ORDERING INFORMATION (1) DEVICE SC1631CS SC1631-3CS SC1631-5CS Note: (1) Add suffix ‘TR’ for tape and reel. ABSOLUTE MAXIMUM RATINGS Parameter Supply Voltage Operating Temperature Range Storage Temperature ...
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January 29, 1998 ELECTRICAL CHARACTERISTICS Unless otherwise specified 25° Parameter Input Voltage Output Voltage SC1631 SC1631-3 SC1631-5 Switch Off Current No Load Current SC1631/SC1631-3 SC1631-5 Shutdown Mode Current Recovery Time from Shutdown Efficiency SC1631/SC1631-3 SC1631-5 Line ...
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January 29, 1998 TYPICAL PERFORMANCE CHARACTERISTICS © 1997 SEMTECH CORP. LOW VOLTAGE STEP-UP DC-DC CONVERTER 652 MITCHELL ROAD NEWBURY PARK CA 91320 SC1631 ...
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January 29, 1998 TYPICAL PERFORMANCE CHARACTERISTICS (cont.) TYPICAL APPLICATION CIRCUIT © 1997 SEMTECH CORP. LOW VOLTAGE STEP-UP DC-DC CONVERTER 652 MITCHELL ROAD NEWBURY PARK CA 91320 SC1631 ...
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January 29, 1998 APPLICATION EXAMPLES Figure 3. 1-Cell Input 3V Output Step-Up Converter © 1997 SEMTECH CORP. LOW VOLTAGE STEP-UP DC-DC CONVERTER Figure 1. 3V Output Step-Up Converter Figure 2. 5V Output Step-Up Converter 652 MITCHELL ROAD NEWBURY PARK CA ...
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January 29, 1998 APPLICATION EXAMPLES (cont.) Figure 4. 1-Cell Input 5V Output Step-Up Converter Figure 5. 4-Cell Input Step-Up/Step-Down Converter Figure 6. Low Supply Current Burst Mode Step-Up Converter © 1997 SEMTECH CORP. LOW VOLTAGE STEP-UP DC-DC CONVERTER 652 MITCHELL ...
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January 29, 1998 DEVICE OUTLINE - SO-8 PIN DESCRIPTIONS PIN 1: I /SD (1) Connected to V LIM sistor to set the switch peak current. It serves to protect the IC and inductor, as well as to improve efficiency and ...