Texas Instruments

TPS54900PWG4

TPS54900PWG4 Description

The TPS54900PWG4 is a programmable power management integrated circuit (PMIC) designed for high-efficiency power conversion in various electronic systems. Manufactured by Texas Instruments, this PMIC features a buck topology with a wide input voltage range of 14.25V to 16V, making it suitable for applications requiring stable power supply in environments with fluctuating input voltages. The device is capable of delivering up to 100mA of output current, with a programmable output voltage range of 7.5V to 13.1V, providing flexibility in power delivery.

TPS54900PWG4 Features

• Programmable Output Voltage: The TPS54900PWG4 offers a programmable output voltage range from 7.5V to 13.1V, allowing designers to tailor the output voltage to specific application requirements.
• Wide Input Voltage Range: With an input voltage range of 14.25V to 16V, this PMIC can operate efficiently in systems with varying input voltage levels, ensuring reliable power delivery.
• High Efficiency: Utilizing a buck converter topology, the TPS54900PWG4 achieves high efficiency, reducing power loss and improving overall system performance.
• Surface Mount Packaging: The device is available in a surface mount package, facilitating easy integration into compact and high-density designs.
• Multiple Outputs: The TPS54900PWG4 supports up to four outputs, providing a versatile solution for multi-rail power supply requirements.
• Switching Frequency: The PMIC operates at a switching frequency of 450kHz, enabling the use of smaller inductors and capacitors in the power supply design, which helps in reducing the overall footprint and cost.
• Compliance and Reliability: The TPS54900PWG4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing processes.

TPS54900PWG4 Applications

The TPS54900PWG4 is ideal for applications that require a programmable, high-efficiency power supply with multiple output rails. Some specific use cases include:

• Telecommunications Equipment: Providing stable power to various components in telecom systems, ensuring reliable operation.
• Industrial Control Systems: Supplying power to sensors, actuators, and control modules in industrial environments.
• Medical Devices: Ensuring precise and reliable power delivery in medical equipment where stable power supply is critical.
• Consumer Electronics: Powering various electronic devices that require multiple voltage rails and high efficiency.

Conclusion of TPS54900PWG4

The TPS54900PWG4 is a versatile and efficient power management IC that offers a wide range of features and benefits. Its programmable output voltage, wide input voltage range, and multiple output capabilities make it an ideal solution for a variety of applications. Despite being marked as obsolete, the TPS54900PWG4 remains a reliable choice for designers looking for a high-performance power supply solution. Its compliance with environmental and safety standards further enhances its suitability for modern electronic systems.