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S-1135A29-M5T1U

S-1135A29-M5T1U Description

The S-1135A29-M5T1U is a linear voltage regulator designed by ABLIC Inc., offering a fixed output voltage of 2.9V with a maximum output current of 300mA. This regulator is housed in a compact SOT23-5 package, making it suitable for surface mount applications. It features a maximum input voltage of 5.5V and a low quiescent current of just 1 µA, ensuring high efficiency even at low load conditions. The regulator also includes an enable control feature and over-current protection, enhancing its reliability and versatility. Despite being marked as obsolete, the S-1135A29-M5T1U remains a robust choice for applications requiring a stable and efficient power supply.

S-1135A29-M5T1U Features

• Fixed Output Voltage: Provides a stable 2.9V output, ideal for applications requiring a precise and consistent power supply.
• High Efficiency: With a maximum supply current of 65 µA and a quiescent current of only 1 µA, the S-1135A29-M5T1U ensures minimal power loss and high efficiency.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enabling power-saving modes and precise control over the power supply.
• Over-Current Protection: Protects the regulator and connected circuits from damage due to excessive current, enhancing reliability and longevity.
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage, making it suitable for a wide range of input conditions.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 65dB at 1kHz ensures that the output voltage remains stable and free from noise, even in the presence of input voltage fluctuations.
• RoHS3 Compliant: Meets stringent environmental standards, making it suitable for use in environmentally conscious designs.
• Moisture Sensitivity Level (MSL) 1: Indicates that the component is not sensitive to moisture, allowing for unlimited exposure to ambient conditions without the need for special handling.
• Packaging: Supplied in a tape and reel (TR) format, facilitating automated assembly processes and ensuring consistent and reliable component placement.

S-1135A29-M5T1U Applications

The S-1135A29-M5T1U is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearable technology where low power consumption and small form factor are critical.
• Industrial Controls: Suitable for powering sensors, microcontrollers, and other low-power devices in industrial environments where reliability and efficiency are paramount.
• Medical Devices: Can be used in medical equipment where precise voltage regulation and low noise are essential for accurate measurements and reliable operation.
• Automotive Electronics: Applicable in automotive systems where a stable power supply is needed for various electronic components, ensuring consistent performance under varying operating conditions.

Conclusion of S-1135A29-M5T1U

The S-1135A29-M5T1U is a versatile and efficient linear voltage regulator that offers a stable 2.9V output with a maximum current of 300mA. Its low quiescent current, enable control feature, and over-current protection make it a reliable choice for a wide range of applications. Despite being marked as obsolete, its technical specifications and performance benefits continue to make it a valuable component for engineers and designers seeking a compact, efficient, and reliable power supply solution.