STMicroelectronics

ST778ACD

ST778ACD Description

The ST778ACD is a highly efficient, programmable boost converter designed by STMicroelectronics, a leading manufacturer in the power management integrated circuit (PMIC) domain. This device is tailored to provide a robust and flexible power solution for various electronic applications. With its programmable output type, the ST778ACD can be configured to meet specific voltage requirements, making it versatile for a wide range of devices. The input voltage range spans from 1V to 6V, ensuring compatibility with diverse power sources. The maximum output current of 300mA (switch) supports moderate power needs, while the positive output configuration ensures stable and reliable power delivery.

The ST778ACD operates within an ambient temperature range of 0°C to 85°C, making it suitable for both industrial and consumer applications. Its synchronous rectifier enhances efficiency and reduces power loss, contributing to better overall performance. The device is housed in a surface-mount package, specifically in a tube format, which facilitates easy integration into compact designs. Despite its obsolescence status, the ST778ACD remains a reliable choice for applications requiring a boost topology with a single output.

ST778ACD Features

• Programmable Output Type: The ST778ACD offers programmable output, allowing users to set the output voltage to either 3V or 3.3V, providing flexibility to match specific application requirements.
• Wide Input Voltage Range: With an input voltage range of 1V to 6V, the ST778ACD can accommodate a variety of power sources, enhancing its versatility.
• High Efficiency: The inclusion of a synchronous rectifier ensures high efficiency, minimizing power loss and improving overall system performance.
• Single Output Configuration: The device features a single positive output, simplifying design and ensuring stable power delivery.
• Surface-Mount Technology: The ST778ACD is available in a surface-mount package, making it ideal for compact and space-constrained designs.
• Moisture Sensitivity Level: With an MSL rating of 1 (unlimited), the ST778ACD is suitable for environments with varying humidity levels, ensuring reliability and longevity.
• Compliance: The ST778ACD is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

ST778ACD Applications

The ST778ACD is well-suited for a variety of applications where a compact, efficient, and flexible power solution is required. Its programmable output and wide input voltage range make it ideal for:

• Portable Devices: The ST778ACD's ability to operate from a wide input voltage range and provide a stable output makes it suitable for portable electronic devices such as smartphones, tablets, and wearable technology.
• Consumer Electronics: The device's efficiency and flexibility make it a good fit for consumer electronics that require reliable power management, such as gaming consoles and home automation systems.
• Industrial Applications: The ST778ACD's robustness and wide operating temperature range make it suitable for industrial applications, including sensors, actuators, and control systems.
• Medical Devices: The ST778ACD's reliability and compliance with international standards make it a viable option for medical devices that require precise power management.

Conclusion of ST778ACD

The ST778ACD is a versatile and efficient boost converter that offers significant advantages over similar models due to its programmable output, wide input voltage range, and high efficiency. Despite being marked as obsolete, its reliability and compliance with international standards ensure that it remains a viable option for various applications. The ST778ACD's surface-mount package and moisture sensitivity level further enhance its suitability for compact and rugged designs. Whether used in portable devices, consumer electronics, industrial applications, or medical devices, the ST778ACD provides a robust power management solution that meets the demands of modern electronic systems.