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S-1721B2J2-I6T1U

S-1721B2J2-I6T1U Description

The S-1721B2J2-I6T1U is a linear regulator IC designed by ABLIC Inc., offering a fixed output voltage of 2.85V for both of its two regulators. This device is tailored for applications requiring precise voltage regulation with minimal power consumption. The IC features a maximum input voltage of 6.5V and can deliver a continuous output current of 150mA per regulator. With a dropout voltage of only 0.23V at 100mA, it ensures efficient power conversion even at low input-to-output voltage differentials. The S-1721B2J2-I6T1U is housed in a surface-mount SNT6A package, making it suitable for compact and high-density PCB designs. It also includes an enable control feature and over-current protection, enhancing its versatility and reliability.

S-1721B2J2-I6T1U Features

• Fixed Output Voltage: The S-1721B2J2-I6T1U provides a fixed output voltage of 2.85V for both regulators, ensuring stable power supply to sensitive electronic components.
• Low Dropout Voltage: With a maximum dropout voltage of 0.23V at 100mA, this IC is highly efficient, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: The quiescent current is as low as 1 µA, making it ideal for battery-powered devices where minimizing power consumption is critical.
• High PSRR: The power supply rejection ratio (PSRR) is 75dB at 1kHz, effectively filtering out noise and ripple from the input voltage, ensuring clean output power.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator's operation, enabling power-saving modes and reducing power consumption when not in use.
• Over-Current Protection: This feature protects the IC and connected components from damage due to excessive current, enhancing the overall reliability and safety of the system.
• Surface-Mount Package: The SNT6A package is compact and suitable for surface-mount technology (SMT), facilitating high-density PCB layouts and automated assembly processes.
• Compliance and Reliability: The S-1721B2J2-I6T1U is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.

S-1721B2J2-I6T1U Applications

The S-1721B2J2-I6T1U is well-suited for a variety of applications where precise voltage regulation and low power consumption are essential. Key use cases include:

• Battery-Powered Devices: Ideal for portable electronics such as smartphones, tablets, and wearable devices, where low quiescent current and high efficiency are crucial.
• Embedded Systems: Suitable for microcontroller-based systems, IoT devices, and other embedded applications requiring stable power supply with minimal power loss.
• Medical Devices: Applicable in medical equipment where reliable power regulation and low noise are paramount for accurate operation.
• Industrial Control Systems: Useful in industrial automation and control systems where precise voltage regulation and robust protection features are necessary.

Conclusion of S-1721B2J2-I6T1U

The S-1721B2J2-I6T1U from ABLIC Inc. is a high-performance linear regulator IC that offers a combination of fixed output voltage, low dropout, and low quiescent current. Its enable control feature and over-current protection make it versatile and reliable for a wide range of applications. While it is marked as "Not For New Designs," the S-1721B2J2-I6T1U remains a valuable component for existing designs and specific applications where its unique features provide significant advantages. Its compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing.