onsemi

NCP553SQ15T1G

NCP553SQ15T1G Description

The NCP553SQ15T1G is a linear voltage regulator from onsemi, designed to provide a fixed output voltage of 1.5V with a maximum output current of 80mA. This regulator is part of the NOCAP™ series, which is known for its low quiescent current and high efficiency. The device operates with an input voltage range up to 12V and features a dropout voltage of 1.8V at 80mA, making it suitable for applications where input voltage may vary significantly. The regulator is designed for surface mount applications and comes in a SC82AB package, which is ideal for compact designs.

NCP553SQ15T1G Features

• Output Type: Fixed at 1.5V, ensuring stable power supply for sensitive electronic components.
• Input Voltage Range: Up to 12V, providing flexibility for various power sources.
• Output Current: Capable of delivering up to 80mA, suitable for low to medium power applications.
• Low Dropout Voltage: 1.8V at 80mA, which enhances efficiency and reduces power loss.
• Low Quiescent Current: Only 1 µA, minimizing power consumption in standby mode.
• Protection Features: Over-current and over-temperature protection ensures reliable operation and protects connected components from damage.
• Package Type: SC82AB, which is compact and suitable for surface mount applications.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for various environmental conditions.

NCP553SQ15T1G Applications

The NCP553SQ15T1G is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. Some specific use cases include:

• Battery-Powered Devices: Ideal for applications where the input voltage may drop significantly as the battery discharges.
• Portable Electronics: Suitable for compact designs due to its surface mount package and low power consumption.
• Industrial Equipment: The over-current and over-temperature protection features make it robust for industrial applications.
• Consumer Electronics: Provides a reliable power supply for devices that require a stable 1.5V supply.

Conclusion of NCP553SQ15T1G

The NCP553SQ15T1G is a versatile and efficient linear regulator that offers a reliable power supply solution for a wide range of applications. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered and portable devices. The over-current and over-temperature protection features ensure robustness and reliability, making it a preferred choice for both consumer and industrial electronics. Despite being marked as obsolete, the NCP553SQ15T1G remains a valuable component for designers seeking a compact, efficient, and reliable power management solution.