onsemi

LV5768V-TLM-E

LV5768V-TLM-E Description

The LV5768V-TLM-E is a highly efficient buck converter controller designed for demanding power management applications. Manufactured by onsemi, this IC offers a comprehensive set of features tailored for high-performance power conversion. As a transistor driver with a positive output configuration, it is capable of operating within a wide input voltage range of 8.5V to 42V, making it suitable for various power supply requirements. The LV5768V-TLM-E supports a switching frequency range of 80kHz to 500kHz, enabling designers to optimize for efficiency and size based on their specific application needs.

This controller is designed with a synchronous rectifier, enhancing efficiency and reducing power loss. It features a maximum duty cycle of 90%, ensuring high output voltage regulation even under varying load conditions. The LV5768V-TLM-E is packaged in a 16-pin small outline package (SOP), which is ideal for surface-mount applications, providing a compact and reliable solution for space-constrained designs.

LV5768V-TLM-E Features

The LV5768V-TLM-E boasts several advanced control features that enhance its performance and flexibility. These include:

• Current Limit: Protects the circuit from overcurrent conditions, ensuring reliable operation.
• Enable: Allows for easy control of the power conversion process, enabling or disabling the output as needed.
• Frequency Control: Provides precise control over the switching frequency, allowing for optimization of efficiency and electromagnetic interference (EMI) performance.
• Soft Start: Reduces inrush current during startup, minimizing stress on the power supply components and ensuring a smooth transition to steady-state operation.

The LV5768V-TLM-E also includes a single output phase, which simplifies design and reduces complexity. Its moisture sensitivity level (MSL) of 3 (168 hours) ensures robustness in various environmental conditions, making it suitable for industrial and automotive applications. Additionally, the LV5768V-TLM-E is REACH unaffected, complying with stringent environmental regulations.

LV5768V-TLM-E Applications

The LV5768V-TLM-E is well-suited for a variety of applications where high efficiency and reliability are paramount. Key applications include:

• Industrial Power Supplies: Provides a compact and efficient solution for powering industrial equipment, ensuring stable and reliable operation.
• Automotive Electronics: Ideal for automotive applications where space is limited and high efficiency is required to meet stringent power consumption standards.
• Telecommunications: Suitable for powering telecom equipment, where the ability to control switching frequency and duty cycle is crucial for optimizing performance and reducing EMI.
• Consumer Electronics: Can be used in high-end consumer electronics where a compact, efficient power supply is needed to support demanding applications.

Conclusion of LV5768V-TLM-E

The LV5768V-TLM-E is a versatile and efficient buck converter controller that offers a comprehensive set of features for high-performance power management applications. Its wide input voltage range, synchronous rectification, and advanced control features make it an ideal choice for designers looking to optimize efficiency and reliability in their power supply designs. Despite its obsolete status, the LV5768V-TLM-E remains a reliable option for applications where its unique features and performance benefits are required.