ET-MC34063 데이터 시트보기 (PDF) - Estek Electronics Co. Ltd
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ET-MC34063 Datasheet PDF : 10 Pages
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ET- MC34063
DC to DC Converter Controller
Description
The MC34063 is a monolithic switching
regulator control circuit containing the
primary functions required for DC-DC
converters. This devices consists of internal
temperature compensated reference,
voltage comparator, controlled duty cycle
oscillator with active current limit circuit,
driver and high current output switch. The
device is specifically designed to be
incorporated in step-down,step-up and
voltage-inverting applications with a
minimum number of external components.
Block Diagram
Features
¾ Operation from 3.0V to 40V
¾ Low Standby Current.
¾ Current Limiting
¾ Output Switch Current to 1.2A
¾ Output Voltage Adjustable
¾ Operation Frequency up to 180KHz
(CT=100pF)
¾ Precision 2% Reference
Applications
¾ Battery Chargers
¾ ADSL Modems
¾ NICs/Switches/Hubs
¾ Negative Voltage Power Supplies
Pin Description
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Copyright @ Estek Electronics Co., Ltd
Version 0.3
27 Sep 2011
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