Semtech

SC4517AIMSTRT

SC4517AIMSTRT Description

The SC4517AIMSTRT is a highly efficient buck regulator designed by Semtech Corporation, offering adjustable output voltage and a maximum output current of 1.5A. This power management IC (PMIC) operates within an input voltage range of 3V to 16V, making it suitable for a variety of applications requiring flexible power solutions. The regulator features a maximum output voltage of 14.4V and a minimum output voltage of 1.2V, providing a wide range of adjustable output levels to meet specific system requirements.

The SC4517AIMSTRT is designed for surface-mount applications, packaged in an 8MSOP format and available in tape and reel (TR) for convenient handling and assembly. It operates at a switching frequency of 1.25MHz, ensuring high efficiency and reduced component size. The regulator is classified under ECCN EAR99 and HTSUS 8542.39.0001, with a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to standard manufacturing environments.

SC4517AIMSTRT Features

• Adjustable Output Voltage: The SC4517AIMSTRT offers an adjustable output voltage range from 1.2V to 14.4V, providing flexibility to meet various power requirements.
• High Efficiency Buck Topology: Utilizing a buck topology, this regulator ensures high efficiency, making it ideal for applications where power consumption and thermal management are critical.
• Wide Input Voltage Range: With an input voltage range of 3V to 16V, the regulator is suitable for a wide range of power sources, including batteries and standard power supplies.
• High Output Current Capability: The regulator supports a maximum output current of 1.5A, making it suitable for applications requiring moderate to high current loads.
• Surface-Mount Packaging: The 8MSOP package and tape and reel (TR) format ensure ease of integration into modern PCB designs.
• High Switching Frequency: Operating at a switching frequency of 1.25MHz, the regulator reduces the size of external components while maintaining high efficiency.
• Positive Output Configuration: The regulator provides a positive output configuration, suitable for most common power supply applications.
• Obsolescence Notice: While the SC4517AIMSTRT is marked as obsolete, it remains a reliable choice for existing designs and applications where its specific features are required.

SC4517AIMSTRT Applications

The SC4517AIMSTRT is ideal for a range of applications requiring efficient power conversion and adjustable output voltage. Key applications include:

• Consumer Electronics: Suitable for powering portable devices, smartphones, tablets, and other consumer electronics where adjustable voltage and high efficiency are critical.
• Industrial Equipment: Ideal for industrial control systems, sensors, and actuators that require flexible power solutions.
• Telecommunications: Applicable in base stations, routers, and other telecom equipment where reliable power management is essential.
• Automotive Electronics: Suitable for automotive applications requiring adjustable voltage and high efficiency, such as infotainment systems and electronic control units (ECUs).

Conclusion of SC4517AIMSTRT

The SC4517AIMSTRT from Semtech Corporation is a versatile buck regulator offering adjustable output voltage and high efficiency. Its wide input voltage range, high output current capability, and surface-mount packaging make it suitable for a variety of applications. Despite being marked as obsolete, the SC4517AIMSTRT remains a reliable choice for existing designs and applications where its specific features are required. For new designs, engineers may consider exploring alternative models with similar or enhanced features to ensure long-term availability and support.