Texas Instruments

TL494CDRE4  

DC DC Switching Controllers

TL494CDRE4 Description

The TL494CDRE4 is a highly versatile and efficient power management integrated circuit (PMIC) designed by Texas Instruments. This IC is specifically engineered to provide robust control and regulation for a variety of power conversion applications. It features a transistor driver output type with a positive output configuration, making it suitable for driving power transistors in switching power supplies.

The TL494CDRE4 operates within a wide switching frequency range of 1kHz to 300kHz, allowing for flexibility in designing power supplies with different output requirements. It supports a broad supply voltage range of 7V to 40V, ensuring compatibility with various power sources and applications. The IC is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and regulatory standards.

This PMIC is housed in a surface-mount 16SOIC package, which is ideal for compact designs and high-density PCB layouts. The operating temperature range of 0°C to 70°C (TA) makes it suitable for use in a variety of environmental conditions. The TL494CDRE4 does not feature synchronous rectification or clock synchronization, but it does offer two outputs with a maximum duty cycle of 45% and a single output phase.

TL494CDRE4 Features

• Transistor Driver Output: The TL494CDRE4 is designed to drive power transistors efficiently, ensuring reliable operation in switching power supplies.
• Wide Frequency Range: With a switching frequency range of 1kHz to 300kHz, this IC can be tailored to meet the specific needs of various power conversion applications.
• Broad Supply Voltage Range: The 7V to 40V supply voltage range provides flexibility and compatibility with different power sources.
• Control Features: The IC includes dead time control and frequency control, enhancing the precision and reliability of power regulation.
• Environmental Compliance: The TL494CDRE4 is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental standards.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the IC is suitable for use in environments with varying humidity levels.
• Packaging: The surface-mount 16SOIC package is ideal for compact and high-density PCB designs.
• Operating Temperature: The wide operating temperature range of 0°C to 70°C (TA) ensures reliable performance across different environmental conditions.

TL494CDRE4 Applications

The TL494CDRE4 is ideal for a range of power management applications, including:

• Switching Power Supplies: The IC's wide frequency range and broad supply voltage range make it suitable for designing efficient and reliable switching power supplies.
• DC-DC Converters: The control features and transistor driver output type enable precise regulation in DC-DC converter designs.
• Battery Chargers: The TL494CDRE4 can be used in battery charger circuits to provide efficient power regulation and control.
• Inverters: The IC's capabilities make it suitable for use in inverter applications where precise power control is required.

Conclusion of TL494CDRE4

The TL494CDRE4 from Texas Instruments is a highly versatile and efficient power management IC that offers a wide range of features and benefits. Its transistor driver output, broad frequency and voltage ranges, and control features make it an ideal choice for various power conversion applications. The IC's environmental compliance and compact packaging further enhance its suitability for modern electronic designs. Whether used in switching power supplies, DC-DC converters, battery chargers, or inverters, the TL494CDRE4 provides reliable performance and precise control, making it a standout choice in the power management market.

TL494CDRE4 Documents

Download datasheets and manufacturer documentation for TL494CDRE4

EOL :

Product Discontinuance Notification 2024-02-26 (PDF)      

Images :

Mechanical Outline Drawing      

Product Catalogs :

Power Management Guide 2018 (Rev. R)      

Application Notes :

Isolated Multiple Output Flyback Converter Design Using TL494       Off-Line SMPS Failure Modes PWM Switchers and DC-DC Converters