The MC33060AP from ON Semiconductor is a superior precision voltage mode pulse width modulation (PWM) controller. This integrated circuit (IC) is designed to facilitate the development of a broad range of power supply configurations, including switched-mode power supplies (SMPS), DC-DC converters, and motor control applications.

Key Features

• Adjustable Output Control: The MC33060AP features an adjustable duty cycle range from 0% to 100%, enabling fine-tuning of the output for precise power delivery.
• High Precision Reference: A 2.5V precision reference voltage ensures accurate and stable control for feedback systems within power supply designs.
• Frequency Oscillator: The built-in oscillator with a programmable frequency range allows designers to set the operating frequency of the PWM to match specific application requirements.
• Voltage Mode Control: Voltage mode PWM provides a straightforward approach to control the output, making it easier to design stable systems with predictable behavior.
• Under-Voltage Lockout: The under-voltage lockout (UVLO) feature ensures that the device operates only when the supply voltage is within an acceptable range, thus protecting the system from low-voltage conditions.
• Thermal Shutdown: Thermal shutdown circuitry is included to prevent overheating, enhancing the reliability and longevity of the controller and the overall system.

Applications

The versatile nature of the MC33060AP makes it suitable for a wide array of applications:

• AC-DC and DC-DC power supplies
• Off-line converters
• DC motor controllers
• Battery chargers
• Power inverters
• LED drivers

Technical Specifications

The MC33060AP operates over a wide supply voltage range and features a low start-up current, making it an energy-efficient choice for power supply designs. The device is available in a standard 8-pin dual in-line package (DIP), which is suitable for through-hole mounting, facilitating the integration into existing designs.

ON Semiconductor's commitment to quality and performance is evident in the MC33060AP, making it a reliable choice for designers looking to create efficient and robust power supply solutions.