onsemi

MC33167TV

MC33167TV Description

The MC33167TV from onsemi is a versatile adjustable DC switching voltage regulator designed for high-efficiency power conversion in demanding applications. This obsolete but robust IC supports buck and boost topologies, delivering an output current of up to 5.5A (switch) with a wide input voltage range of 7.5V to 40V. Its adjustable output voltage (5.05V to 40V) and 72kHz switching frequency make it suitable for both step-down (buck) and step-up (boost) configurations. Packaged in a TO-220-5 through-hole format, it is ideal for industrial and automotive systems requiring reliable power management.

MC33167TV Features

• Dual Topology Support: Operates as a buck or boost regulator, providing design flexibility.
• High Current Output: 5.5A switching capability ensures robust performance for power-hungry loads.
• Wide Input Range: 7.5V–40V input accommodates fluctuating power sources.
• Adjustable Output: 5.05V–40V output allows precise voltage regulation.
• 72kHz Switching Frequency: Balances efficiency and noise performance.
• Non-Synchronous Rectification: Simplifies design while maintaining efficiency.
• REACH Unaffected: Compliant with environmental regulations.
• TO-220-5 Package: Easy to mount and suitable for high-power applications.

MC33167TV Applications

• Industrial Power Supplies: Ideal for factory automation and motor control systems.
• Automotive Electronics: Suitable for 12V/24V battery-powered systems and LED drivers.
• Telecom Infrastructure: Provides stable voltage for base stations and networking equipment.
• Renewable Energy Systems: Efficiently manages power in solar/wind energy converters.
• Consumer Electronics: Used in high-current DC-DC converters for displays and audio systems.

Conclusion of MC33167TV

The MC33167TV is a high-performance, flexible switching regulator with buck/boost capabilities, making it a strong choice for engineers needing adjustable, high-current power solutions. While obsolete, its wide input range, dual topology support, and robust packaging ensure it remains viable for legacy designs or specific industrial applications. Its 72kHz switching frequency and 5.5A output strike a balance between efficiency and power delivery, ideal for automotive, industrial, and telecom systems. For projects requiring reliable voltage conversion, the MC33167TV offers a proven, albeit discontinued, solution.