onsemi

NCP512SQ50T1G

NCP512SQ50T1G Description

The NCP512SQ50T1G is a linear regulator IC designed for applications requiring a fixed 5V output voltage with a maximum output current of 80mA. Manufactured by onsemi, this device is part of the Power Management (PMIC) category and is housed in a Surface Mount SC88A package. Despite being marked as obsolete, the NCP512SQ50T1G remains a reliable choice for specific applications due to its robust design and performance characteristics.

NCP512SQ50T1G Features

• Fixed Output Voltage: The NCP512SQ50T1G provides a stable 5V output voltage, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 6V, this regulator can handle a wide range of input conditions, making it suitable for various power sources.
• Low Dropout Voltage: The maximum dropout voltage of 0.3V at 80mA ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: The device features an ultra-low quiescent current of 1µA, which is crucial for battery-powered applications to minimize power consumption during standby.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator, enabling power-saving modes and reducing power consumption when not in use.
• Protection Features: Over-current and over-temperature protection ensure the device's reliability and longevity, safeguarding against potential damage from excessive current or heat.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 50dB at 1kHz helps in filtering out noise from the input power supply, resulting in cleaner output voltage.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the device is suitable for a wide range of environmental conditions without the need for special handling during assembly.

NCP512SQ50T1G Applications

The NCP512SQ50T1G is ideal for a variety of applications where a stable 5V supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices such as USB peripherals, where a stable 5V supply is essential.
• Battery-Powered Devices: The low quiescent current and low dropout voltage make it suitable for applications where battery life is a critical factor.
• Industrial Control Systems: The robust design and protection features make it reliable for use in industrial environments where stability and reliability are paramount.
• Telecommunications: Suitable for powering low-power components in telecommunication equipment, ensuring consistent performance.

Conclusion of NCP512SQ50T1G

The NCP512SQ50T1G, despite being marked as obsolete, continues to offer significant advantages in specific applications requiring a stable 5V supply with low power consumption and high efficiency. Its unique features, such as low dropout voltage, low quiescent current, and enable control, make it a versatile choice for a wide range of applications. While newer alternatives may exist, the NCP512SQ50T1G remains a reliable option for engineers and designers who prioritize stability, efficiency, and robustness in their power management solutions.