STMicroelectronics

A6986H3V3  

DC Switching Voltage Regulators

A6986H3V3 Description

The A6986H3V3 is a high-performance, fixed-output voltage regulator designed for automotive applications. Manufactured by STMicroelectronics, this IC is part of the Power Management Integrated Circuit (PMIC) category and offers a robust solution for efficient power conversion. The A6986H3V3 features a fixed output voltage of 3.3V and is capable of delivering a continuous output current of up to 2A. It operates within an input voltage range of 4V to 38V, making it suitable for a variety of power supply requirements. The regulator employs a buck topology with a switching frequency range of 250kHz to 2MHz, ensuring high efficiency and low noise performance. Additionally, the A6986H3V3 includes a synchronous rectifier, which enhances its efficiency and reduces power loss.

A6986H3V3 Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Input Voltage Range: 4V to 38V, offering flexibility in various power supply scenarios.
• Output Current: Capable of delivering up to 2A, suitable for high-current applications.
• Output Configuration: Positive, ensuring compatibility with a wide range of electronic systems.
• Switching Frequency: 250kHz to 2MHz, allowing for high efficiency and compact design.
• Synchronous Rectifier: Yes, enhancing efficiency and reducing power loss.
• Product Status: Obsolete, but still available for legacy systems.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental safety.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), suitable for surface mount assembly processes.
• Mounting Type: Surface Mount, ideal for compact and space-constrained designs.
• Package: Tube, providing convenient handling and storage.
• Grade: Automotive, ensuring reliability and robustness in demanding environments.
• Topology: Buck, offering high efficiency and low noise performance.
• Number of Outputs: 1, simplifying design and reducing component count.
• HTSUS: 8542.39.0001, facilitating international trade and customs processes.

A6986H3V3 Applications

The A6986H3V3 is ideally suited for automotive applications where reliability and efficiency are paramount. Its wide input voltage range and high output current capability make it suitable for powering various electronic systems in vehicles, such as infotainment systems, electronic control units (ECUs), and advanced driver-assistance systems (ADAS). The buck topology and synchronous rectifier ensure high efficiency, reducing power loss and heat generation, which is crucial in the confined spaces of automotive electronics. Additionally, its compliance with automotive-grade standards ensures robust performance under harsh operating conditions.

Conclusion of A6986H3V3

The A6986H3V3 from STMicroelectronics is a versatile and efficient power management IC designed for automotive applications. Its fixed 3.3V output and capability to deliver up to 2A make it an ideal solution for powering various electronic systems in vehicles. The wide input voltage range, high efficiency due to its buck topology and synchronous rectifier, and automotive-grade reliability ensure that it performs well in demanding environments. Although the product is now obsolete, it remains a valuable component for legacy systems and applications where its unique features and performance benefits are still highly relevant.

A6986H3V3 Documents

Download datasheets and manufacturer documentation for A6986H3V3