MC34067DW - onsemi

Manufacturer Part Number

MC34067DW

Manufacturer

onsemi

Introduction

The MC34067DW is a versatile switching controller integrated circuit designed for power management, specifically tailored for DC-DC switching applications. It accommodates step-up and step-down functions with isolation capabilities.

Product Features and Performance

(The product is obsolete.)

Designed for DC DC Switching Control Applications

Implements Step-Up, Step-Down Functionality

Capable of Isolation

Supports Flyback Topology for Efficient Energy Conversion

Dual Output with Single Output Phase

Operating Voltage Range: 8.6V to 20V

Switching Frequency: 2.05MHz

Transistor Driver Output Type

Incorporates Enable Function and Soft Start Feature

Ambient Operating Temperature Range: 0°C to 70°C

Product Advantages

Versatile Application for Either Step-Up or Step-Down DC Conversion

Isolation Capability Enhances Safety and Flexibility in Power Design

High Switching Frequency Enables Compact Power Supply Design

Soft Start Feature Minimizes Inrush Current at Startup

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 8.6V ~ 20V

Switching Frequency: 2.05MHz

Output: Transistor Driver

Operating Temperature: 0°C ~ 70°C

Package: 16-SOIC

Quality and Safety Features

Built-In Features for Soft Start and Enable for Controlled Operation.

Isolation Capability to Ensure Safe Separation between High and Low Voltage Parts of the Circuit.

Compatibility

Suitable for use in a wide range of power management applications requiring DC DC conversion, provided the voltage and current requirements align.

Application Areas

Power Supply Units

Battery Chargers

Portable Devices

Industrial Equipment

Product Lifecycle

The product is listed as obsolete, indicating it may no longer be in production, and availability may be limited. Potential buyers should consider seeking replacements or upgrades.

Several Key Reasons to Choose This Product

Offers both Step-Up and Step-Down functionality, making it versatile for various DC-DC conversion applications.

High switching frequency allows for smaller passive components, reducing overall design size.

Enable and soft start features provide improved operational safety and device protection.

Isolation capability makes it suitable for applications requiring electrical isolation between input and output.

Despite being obsolete, it may still be favorable for specific applications where its specifications match unique requirements.