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S-1155B50-U5T1U

S-1155B50-U5T1U Description

The S-1155B50-U5T1U is a linear regulator IC designed for efficient power management applications. Manufactured by ABLIC Inc., this device offers a fixed output voltage of 5V and is capable of delivering a maximum output current of 500mA. It features a maximum input voltage of 5.5V and a dropout voltage of only 0.1V at 200mA, making it highly efficient even under low voltage conditions. The regulator is housed in a compact SOT89-5 package, suitable for surface mount applications, and is ROHS3 compliant, ensuring environmental sustainability.

S-1155B50-U5T1U Features

• Fixed Output Voltage: Provides a stable 5V output, ideal for applications requiring a consistent power supply.
• High Efficiency: With a dropout voltage of just 0.1V at 200mA, the S-1155B50-U5T1U ensures minimal power loss and high efficiency.
• Low Quiescent Current: Features an extremely low quiescent current of 1 µA, which is crucial for battery-powered devices to maximize operational time.
• Enable Control: Includes an enable feature, allowing for dynamic control of the regulator's operation, which can be useful in power-saving modes.
• Protection Features: Equipped with overcurrent and thermal shutdown protections, ensuring reliable operation and safeguarding against potential damage.
• Surface Mount Packaging: The SOT89-5 package is designed for surface mount technology, facilitating easy integration into modern PCB designs.
• ROHS3 Compliance: Adheres to stringent environmental regulations, making it suitable for a wide range of applications.

S-1155B50-U5T1U Applications

The S-1155B50-U5T1U is well-suited for a variety of applications where a stable 5V power supply is required. Its low dropout voltage and high efficiency make it ideal for battery-powered devices, where maintaining power efficiency is critical. The regulator's low quiescent current further enhances its suitability for portable electronics, such as smartphones, tablets, and wearable devices. Additionally, its compact size and surface mount package make it a perfect fit for space-constrained designs.

Conclusion of S-1155B50-U5T1U

The S-1155B50-U5T1U linear regulator from ABLIC Inc. stands out for its high efficiency, low dropout voltage, and low quiescent current. These features, combined with its compact SOT89-5 package and robust protection mechanisms, make it a reliable choice for power management in modern electronic devices. While the product is now obsolete, its legacy continues to influence the design of efficient power solutions. For applications requiring a stable 5V supply with minimal power loss, the S-1155B50-U5T1U remains a benchmark in the field of power management ICs.