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S-1131B34UC-N4TTFU

S-1131B34UC-N4TTFU Description

The S-1131B34UC-N4TTFU is a linear voltage regulator designed by ABLIC Inc., offering a fixed output voltage of 3.4V and a maximum output current of 300mA. This regulator is housed in a compact SOT89-5 package, making it suitable for surface-mount applications. The device is designed to operate with a maximum input voltage of 6.5V and features a low dropout voltage of 0.28V at 100mA, ensuring efficient power conversion even under low input-to-output voltage conditions. The regulator also boasts a low quiescent current of just 1 µA and a supply current of 65 µA, making it ideal for low-power applications. The S-1131B34UC-N4TTFU includes an enable control feature and over-current protection, enhancing its versatility and reliability. Despite its status as "Not For New Designs," this regulator remains a robust choice for existing designs requiring a reliable and efficient power solution.

S-1131B34UC-N4TTFU Features

• Fixed Output Voltage: The S-1131B34UC-N4TTFU provides a stable 3.4V output voltage, ensuring consistent power delivery to connected devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.28V at 100mA, this regulator maintains high efficiency even when the input voltage is close to the output voltage.
• Low Quiescent Current: The 1 µA quiescent current minimizes power consumption in standby mode, making it suitable for battery-powered applications.
• Enable Control Feature: The enable function allows for dynamic control of the regulator's operation, enhancing flexibility in power management.
• Over-Current Protection: This feature safeguards the regulator and connected devices from potential damage due to excessive current.
• Surface-Mount Package: The SOT89-5 package is ideal for compact and space-constrained designs, facilitating easy integration into modern electronic systems.
• ROHS3 Compliant: The S-1131B34UC-N4TTFU meets stringent environmental standards, ensuring compliance with global regulations.
• High PSRR: The 70dB power supply rejection ratio at 1kHz ensures minimal noise and ripple on the output voltage, providing clean power to sensitive circuits.

S-1131B34UC-N4TTFU Applications

The S-1131B34UC-N4TTFU is well-suited for a variety of applications, particularly those requiring a stable and efficient power supply in a compact form factor. Key applications include:

• Portable Devices: Ideal for battery-powered devices such as smartphones, tablets, and wearable technology, where low power consumption and high efficiency are critical.
• Consumer Electronics: Suitable for powering sensitive analog circuits in audio and video equipment, ensuring clean power delivery and minimal noise.
• Industrial Equipment: Can be used in low-power industrial sensors and control systems, where reliability and efficiency are paramount.
• Medical Devices: Applicable in medical monitoring equipment and portable medical devices, where stable power supply and low power consumption are essential.

Conclusion of S-1131B34UC-N4TTFU

The S-1131B34UC-N4TTFU from ABLIC Inc. is a high-performance linear voltage regulator that offers a unique combination of low dropout voltage, low quiescent current, and robust protection features. Its compact SOT89-5 package and fixed 3.4V output make it an excellent choice for a wide range of applications, especially those requiring efficient power management in a small footprint. Despite its status as "Not For New Designs," the S-1131B34UC-N4TTFU remains a reliable and efficient solution for existing designs, ensuring consistent performance and minimal power consumption.