TL494CDG - onsemi

Manufacturer Part Number

TL494CDG

Manufacturer

onsemi

Introduction

The TL494CDG is part of the SWITCHMODE™ series, known for its efficient power management, particularly in DC DC switching controllers.

Product Features and Performance

Supports step-down and step-up/step-down functions allowing for flexibility in application.

Designed with a transistor driver output type for robust power switching.

Features a positive output configuration with buck and push-pull topology for efficient power conversion.

Dual outputs facilitating the management of multiple power lines.

Integrates dead time control and frequency control for enhanced performance.

Capable of operating over a wide supply voltage range of 7V to 40V.

Offers a maximum duty cycle of 48%, ensuring optimal efficiency.

Includes a synchronous rectifier feature for improved power efficiency.

Switching frequency set at 200kHz to balance efficiency and component size.

Product Advantages

High flexibility due to its capability to perform both step-down and step-up/step-down conversions.

Improved power efficiency thanks to the synchronous rectifier feature.

Optimized control over switching frequencies and dead times enhances system performance.

Broad voltage range compatibility supports a variety of power sources and systems.

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 7V ~ 40V

Switching Frequency: 200kHz

Duty Cycle (Max): 48%

Number of Outputs: 2

Operating Temperature Range: 0°C ~ 70°C

Mounting Type: Surface Mount

Package / Case: 16-SOIC

Quality and Safety Features

Built to adhere to strict quality standards ensuring reliability and performance.

Operating temperature range ensures stability across various environmental conditions.

Compatibility

Surface mount packaging allows for integration into a wide array of PCB designs.

Application Areas

Broadly used in power supply units, DC-DC converters, and power management modules across various electronic systems.

Product Lifecycle

This product has been marked obsolete, indicating the discontinuation of production and the potential need for finding replacements or contemplating upgrades.

Several Key Reasons to Choose This Product

Versatility in power conversion methods (step-down and step-up/step-down) makes it suitable for various applications.

High efficiency and robust performance provided by synchronous rectification and precise frequency control.

Wide voltage range support allows for usage in multiple scenarios without the need for additional components.

The product's obsolescence could prompt advantageous purchasing opportunities for end-of-life stock in specific applications.