STMicroelectronics

A6902D

A6902D Description

The A6902D is a high-performance DC switching voltage regulator designed by STMicroelectronics, a leading manufacturer in the semiconductor industry. This regulator is part of the A6902 family and is specifically tailored for automotive applications. It features an adjustable output type, allowing for a wide range of output voltages from 1.235V to 35V. The regulator is designed to operate efficiently within an input voltage range of 8V to 36V, making it suitable for various power supply requirements.

The A6902D is equipped with a single positive output configuration, capable of delivering up to 1A of output current. Its switching frequency is set at 250kHz, ensuring high efficiency and minimal power loss. The regulator is housed in an 8SOIC package, which is suitable for surface mount applications, providing a compact and reliable solution for space-constrained designs.

A6902D Features

• Adjustable Output Voltage: The A6902D offers an adjustable output voltage range from 1.235V to 35V, providing flexibility to meet various system requirements.
• Wide Input Voltage Range: With an input voltage range of 8V to 36V, the regulator can accommodate a broad spectrum of power supply sources.
• High Efficiency: The 250kHz switching frequency ensures high efficiency, reducing power loss and improving overall system performance.
• Automotive Grade: Certified for automotive applications, the A6902D meets the stringent reliability and performance standards required for automotive electronics.
• Surface Mount Packaging: The 8SOIC package is ideal for surface mount technology (SMT), offering a compact and robust solution for modern PCB designs.
• Compliance: The A6902D is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and regulatory standards.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the regulator is suitable for manufacturing processes that require extended exposure to moisture.

A6902D Applications

The A6902D is particularly well-suited for automotive applications where reliability, efficiency, and compact design are paramount. Its wide input voltage range and adjustable output make it ideal for power management in vehicles, where the electrical system may experience significant voltage fluctuations. Specific use cases include:

• Automotive Electronics: Powering electronic control units (ECUs), infotainment systems, and other automotive electronics.
• Industrial Applications: Providing stable power supply for industrial control systems and embedded devices.
• Consumer Electronics: Suitable for high-current applications in consumer electronics where space and efficiency are critical.

Conclusion of A6902D

The A6902D from STMicroelectronics is a versatile and efficient DC switching voltage regulator designed for demanding automotive applications. Its adjustable output voltage, wide input range, and high efficiency make it a reliable choice for power management in various electronic systems. Despite being marked as obsolete, the A6902D continues to offer significant advantages over similar models, particularly in terms of its automotive-grade certification and compliance with environmental standards. For applications requiring a compact, high-current regulator with adjustable output, the A6902D remains a robust and reliable option.