onsemi

LV5254LG-TLM-E

LV5254LG-TLM-E Description

The LV5254LG-TLM-E is a highly specialized power management integrated circuit (PMIC) designed by onsemi, a leading manufacturer in the electronics industry. This IC is a charge pump regulator with an adjustable output voltage, specifically tailored for applications requiring a negative output configuration. It operates within an input voltage range of 3.5V to 6V and delivers a consistent output current of 100mA. The LV5254LG-TLM-E is equipped with a switching frequency of 2MHz, ensuring efficient power conversion and minimal noise. Despite its obsolescence status, it remains a reliable choice for specific legacy systems and applications.

LV5254LG-TLM-E Features

• Adjustable Output Voltage: The LV5254LG-TLM-E offers an adjustable output voltage, making it versatile for various applications that require precise voltage regulation.
• Negative Output Configuration: This unique feature sets it apart from many standard regulators, catering to applications that need a negative voltage supply.
• Wide Input Voltage Range: With an input voltage range of 3.5V to 6V, the IC can accommodate a variety of power sources, enhancing its flexibility.
• High Efficiency: Utilizing a charge pump topology, the LV5254LG-TLM-E achieves high efficiency in power conversion, minimizing energy loss and heat generation.
• Surface Mount Packaging: The surface mount technology (SMT) ensures easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level 1: The MSL 1 rating indicates that the IC is not moisture-sensitive, allowing for unlimited storage and handling without the need for special precautions.
• Compliance with REACH and ECCN: The LV5254LG-TLM-E is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

LV5254LG-TLM-E Applications

The LV5254LG-TLM-E is ideally suited for applications that require a stable negative voltage supply. Its adjustable output and high efficiency make it particularly useful in:

• Telecommunications: Providing regulated negative voltage for analog circuits and communication interfaces.
• Industrial Equipment: Supplying power to sensors, actuators, and other components that require a negative voltage rail.
• Medical Devices: Ensuring reliable power supply for sensitive medical instrumentation that operates on negative voltage.
• Consumer Electronics: Used in legacy systems where a negative voltage is necessary for specific functions, such as certain display technologies and audio circuits.

Conclusion of LV5254LG-TLM-E

The LV5254LG-TLM-E stands out as a robust and versatile power management IC, particularly for applications requiring a negative output voltage. Its adjustable output, wide input voltage range, and high efficiency make it a reliable choice for various industries. Despite being marked as obsolete, its unique features and compliance with industry standards ensure it remains a viable option for specific legacy systems and applications. For engineers and designers working with systems that require a negative voltage supply, the LV5254LG-TLM-E offers a proven solution with a track record of performance and reliability.