onsemi

NCP553SQ30T1

NCP553SQ30T1 Description

The NCP553SQ30T1 is a linear voltage regulator from onsemi, designed to provide a fixed output voltage of 3V with a maximum output current of 80mA. This regulator is part of the NOCAP™ series, known for its high performance and reliability in power management applications. The device operates with an input voltage range up to 12V and features a low dropout voltage of 1V at 80mA, ensuring efficient operation even under varying input conditions.

NCP553SQ30T1 Features

• Fixed Output Voltage: The NCP553SQ30T1 provides a stable 3V output voltage, making it suitable for applications requiring a consistent power supply.
• Low Dropout Voltage: With a maximum dropout voltage of 1V at 80mA, this regulator can maintain regulation even when the input voltage is close to the output voltage, enhancing overall efficiency.
• Low Quiescent Current: The device features a quiescent current of only 1 µA, contributing to minimal power consumption and making it ideal for battery-powered applications.
• Over Current and Over Temperature Protection: These protection features ensure the regulator operates safely under abnormal conditions, safeguarding both the device and the connected circuitry.
• Surface Mount Packaging: The NCP553SQ30T1 is available in a surface mount package (SC82AB), facilitating easy integration into compact designs.
• Moisture Sensitivity Level 1: The device is rated for unlimited exposure to moisture, making it suitable for a wide range of environmental conditions.

NCP553SQ30T1 Applications

The NCP553SQ30T1 is ideal for a variety of applications where a stable, low dropout voltage regulator is required. Key applications include:

• Battery-Powered Devices: The low quiescent current and low dropout voltage make this regulator perfect for portable devices where battery life is critical.
• Consumer Electronics: Suitable for applications such as smartphones, tablets, and other portable devices that require a reliable and efficient power supply.
• Industrial Equipment: The device's robustness and protection features make it suitable for industrial applications where reliability and safety are paramount.
• Medical Devices: The NCP553SQ30T1 can be used in medical equipment where stable power supply and low power consumption are essential.

Conclusion of NCP553SQ30T1

The NCP553SQ30T1 is a high-performance linear voltage regulator that offers a combination of low dropout voltage, low quiescent current and, robust protection features. Its fixed 3V output and 80mA maximum output current make it suitable for a wide range of applications, particularly those requiring efficient power management and minimal power consumption. Despite being marked as obsolete, the NCP553SQ30T1 remains a reliable choice for designers seeking a stable and efficient power solution.