Texas Instruments

TPS2342PFPG4

TPS2342PFPG4 Description

The TPS2342PFPG4 is a Hot Plug Controller designed by Texas Instruments, a leading manufacturer in the Power Management (PMIC) category. This IC is specifically engineered to manage hot plug operations in PCI systems, ensuring reliable and safe insertion and removal of cards without interrupting system power. The TPS2342PFPG4 is housed in an 80HTQFP package and is available in a tube package format.

This Hot Plug Controller features a maximum output current capability of 100mA, 375mA, and 500mA across its 12 channels, making it suitable for a variety of power management applications. It operates with a supply voltage range of 1.5V, 3.3V, 5V, and ±12V, providing flexibility in system design. The TPS2342PFPG4 is designed for surface mount applications and is rated for a Moisture Sensitivity Level (MSL) of 3 (168 Hours), ensuring durability in manufacturing processes.

TPS2342PFPG4 Features

The TPS2342PFPG4 offers several advanced features that enhance its performance and reliability. Key features include:

• Latched Fault Protection: This feature ensures that any fault conditions are latched, preventing further damage to the system.
• Thermal Limit: The controller includes thermal protection to prevent overheating, ensuring safe operation under varying load conditions.
• Under-Voltage Lockout (UVLO): This feature prevents the device from operating below a specified voltage threshold, protecting against brownout conditions.
• Programmable Current Limit and Slew Rate: These programmable features allow for customization of current limits and slew rates, providing flexibility in system design and optimization for specific applications.

The TPS2342PFPG4 is also compliant with REACH and ROHS3 standards, ensuring environmental sustainability and regulatory compliance. It is classified under ECCN EAR99 and HTSUS 8542.39.0001, making it suitable for international trade and regulatory requirements.

TPS2342PFPG4 Applications

The TPS2342PFPG4 is ideal for applications requiring robust hot plug capabilities, particularly in PCI systems. Its versatile supply voltage range and multiple output current options make it suitable for a wide range of power management tasks. Specific use cases include:

• PCI Systems: Ideal for managing hot plug operations in PCI systems, ensuring safe and reliable card insertion and removal.
• Power Management: Suitable for applications requiring precise control over power delivery, with programmable features for current limit and slew rate.
• Industrial Equipment: The device’s thermal limit and UVLO features make it suitable for industrial applications where reliability and safety are paramount.

Conclusion of TPS2342PFPG4

The TPS2342PFPG4 from Texas Instruments is a comprehensive solution for managing hot plug operations in PCI systems. Its advanced features, such as latched fault protection, thermal limit, and UVLO, ensure high reliability and safety. The programmable current limit and slew rate provide flexibility in system design, making it suitable for a variety of applications. Despite being marked as obsolete, the TPS2342PFPG4 remains a robust choice for power management tasks, particularly in environments requiring precise control and regulatory compliance.