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S-1132B19-U5T1G

S-1132B19-U5T1G Description

The S-1132B19-U5T1G is a linear voltage regulator designed by ABLIC Inc., offering a fixed output voltage of 1.9V with a maximum output current of 300mA. This regulator is housed in a SOT89-5 package, making it suitable for surface mount applications. It features a maximum input voltage of 6.5V and a dropout voltage of 0.58V at 100mA, ensuring efficient operation even at low input-to-output voltage differentials. The regulator also boasts a low quiescent current of just 1µA, which is crucial for minimizing power consumption in standby modes. Additionally, it includes enable control and over-current protection features, enhancing its reliability and versatility. Although it is not recommended for new designs, the S-1132B19-U5T1G remains a robust solution for existing applications requiring a stable 1.9V supply.

S-1132B19-U5T1G Features

• Fixed Output Voltage: Provides a stable 1.9V output, ideal for applications requiring a precise voltage supply.
• High Efficiency: With a maximum dropout voltage of 0.58V at 100mA, it ensures high efficiency even under varying load conditions.
• Low Quiescent Current: A quiescent current of only 1µA minimizes power consumption, making it suitable for battery-powered devices.
• Enable Control: Features an enable pin, allowing for dynamic control of the regulator's operation.
• Over-Current Protection: Protects the device from over-current conditions, enhancing reliability and longevity.
• Low Supply Current: A maximum supply current of 40µA ensures minimal power draw during operation.
• High PSRR: A power supply rejection ratio (PSRR) of 70dB at 1kHz helps in filtering out noise from the input supply, ensuring a clean output voltage.
• RoHS3 Compliant: Meets environmental compliance standards, making it suitable for a wide range of applications.
• Surface Mount Package: The SOT89-5 package is ideal for compact and high-density PCB designs.

S-1132B19-U5T1G Applications

The S-1132B19-U5T1G is well-suited for a variety of applications where a stable 1.9V supply is required. Its low quiescent current and high efficiency make it particularly ideal for portable and battery-operated devices. Some specific use cases include:

• Battery-Powered Devices: Ideal for applications such as handheld electronics, where minimizing power consumption is critical.
• Low-Power Systems: Suitable for low-power microcontroller units (MCUs) and sensors that require a stable 1.9V supply.
• Consumer Electronics: Can be used in various consumer electronics that need a reliable and efficient power supply.
• Industrial Applications: Applicable in industrial control systems where a stable voltage supply is essential for consistent performance.

Conclusion of S-1132B19-U5T1G

The S-1132B19-U5T1G from ABLIC Inc. is a high-performance linear voltage regulator that offers a stable 1.9V output with a maximum current of 300mA. Its low dropout voltage, low quiescent current, and enable control features make it a versatile and efficient solution for a variety of applications. While it is not recommended for new designs, it remains a reliable choice for existing systems requiring a precise and stable power supply. Its RoHS3 compliance and surface mount package further enhance its suitability for modern electronics.