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Description: The MC34063A is a monolithic control circuit containing the primary functions required for DC-to-DC converters. Features: Wide Operating Supply Voltage Range: 2.5V to 40V Output Current in Excess of 1.5A Internal Thermal Shutdown Circuitry Internal Current Limiting Circuitry Low Standby Current High Efficiency Low Ripple Low Cost Applications: Battery Chargers DC-to-DC Converters On/Off Control Circuits Switching Regulators Voltage Inverters Voltage Doublers Voltage Multipliers (For reference only)