MC34063A IC - (SMD SOIC-8) - Step UP/Down Switching Regulator IC

MC34063A IC SMD SOIC-8: Versatile Step UP/Down Switching Regulator

The MC34063A IC is a highly versatile monolithic control circuit designed for robust DC-to-DC power conversion. This integrated circuit efficiently handles step-up, step-down, and voltage-inverting applications with minimal external components. It features an internal temperature-compensated reference, a precise comparator, and a controlled duty cycle oscillator. An active current limit circuit and a high-current output switch ensure reliable operation. Packaged in a compact SMD SOIC-8, it's perfect for space-constrained designs. The MC34063A simplifies power supply design, offering flexibility and efficiency for various electronic projects. Its comprehensive internal functions make it a go-to choice for stable voltage regulation.

Specifications:

• Max Power Supply Voltage (VCC): 40 Vdc
• Comparator Input Voltage Range (VIR): −0.3 to +40 Vdc
• Max Switch Collector Voltage (VC(switch)): 40 Vdc
• Max Switch Current (ISW): 1.5 A
• Max Driver Collector Current (IC(driver)): 100 mA
• Power Dissipation (SOIC, TA=25°C): 625 mW
• Thermal Resistance (SOIC): 160 °C/W
• Package Type: SMD SOIC-8
• Brand: UTC/Texas/ST (based on availability)

Key features and benefits:

• Monolithic DC-DC converter control circuit
• Supports Step-Up, Step-Down, and Voltage-Inverting topologies
• Integrated temperature-compensated reference and comparator
• Controlled duty cycle oscillator with active current limiting
• High-current output switch (up to 1.5A)
• Requires minimal external components for operation
• Wide input voltage range (up to 40Vdc)
• Available in compact SMD SOIC-8 package

Applications:

• Boost (Step-Up) Converters
• Buck (Step-Down) Converters
• Voltage-Inverting Converters
• Battery-powered devices
• Portable electronics power supplies
• General purpose voltage regulation

Package Includes:

*Image shown is a representation only.

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