The MC34063EBN is a versatile switching regulator integrated circuit designed and manufactured by STMicroelectronics. It is a monolithic control circuit containing the primary functions required for DC-DC converters. This device is particularly well-suited for applications requiring step-up, step-down, or voltage-inverting configurations with a minimum number of external components.

Key Features

• Adjustable Output Voltage: The MC34063EBN allows for an adjustable output voltage, which can be set using two external resistors.
• Wide Input Voltage Range: It operates from an input voltage range of 3 V to 40 V, making it suitable for a broad array of power sources.
• High Precision Voltage Reference: A 2% reference accuracy is integrated into the circuit for precise voltage regulation.
• Output Switch Current: The device can deliver output switch currents of up to 1.5 A.
• Frequency Operation: It features a guaranteed 3 MHz oscillator frequency which can be adjusted with external components.
• Low Standby Current: The quiescent current is 2.5 mA which contributes to energy efficiency in the system.

Applications

The MC34063EBN is widely used in a variety of applications due to its flexibility and efficiency. Some of the common applications include:

• Power supply for battery chargers
• DC to DC converters for personal computers and peripherals
• Step-up or step-down voltage applications in automotive and industrial systems
• Voltage-inverting applications in portable instruments and accessories

Package and Quality

The MC34063EBN is available in an 8-pin PDIP package, ensuring ease of integration into a wide range of electronic assemblies. STMicroelectronics is committed to delivering high-quality products, and the MC34063EBN is no exception. It is designed to meet rigorous standards for performance and reliability, providing designers with a dependable solution for their power management needs.