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NJM78L05UATE1

NJM78L05UATE1 Description

The NJM78L05UATE1 is a linear regulator IC designed for power management applications. Manufactured by Nisshinbo Micro Devices Inc., this device is part of the Power Management Integrated Circuit (PMIC) category. It features a fixed output voltage of 5V and is capable of delivering a maximum output current of 100mA. The regulator is designed to operate with an input voltage range up to 30V, making it suitable for a variety of power supply applications. The NJM78L05UATE1 is housed in a Surface Mount SOT89 package, which is ideal for compact and space-constrained designs. Despite its small form factor, the regulator offers robust performance with a quiescent current of 6mA and a high Power Supply Rejection Ratio (PSRR) of 69dB at 120Hz. Additionally, the device includes protection features such as over-temperature and short-circuit protection, ensuring reliable operation under various conditions. The NJM78L05UATE1 is currently marked as obsolete, but it remains a viable option for existing designs and applications that require a reliable and efficient power management solution.

NJM78L05UATE1 Features

• Fixed Output Voltage: The NJM78L05UATE1 provides a stable 5V output voltage, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 30V, this regulator can handle a wide range of input voltages, making it versatile for various power supply applications.
• Low Quiescent Current: The regulator operates with a low quiescent current of 6mA, which is beneficial for applications where power efficiency is critical.
• High PSRR: The device offers a high Power Supply Rejection Ratio of 69dB at 120Hz, which helps in filtering out noise and ripple from the input power supply, ensuring clean and stable output voltage.
• Protection Features: Over-temperature and short-circuit protection features enhance the reliability and robustness of the regulator, safeguarding it against potential damage.
• Surface Mount Package: The SOT89 package is suitable for surface mount technology, allowing for compact and space-efficient PCB designs.
• Moisture Sensitivity Level: With a Moisture Sensitivity Level (MSL) of 1 (Unlimited), the device can be safely stored and handled without the need for special moisture protection measures.

NJM78L05UATE1 Applications

The NJM78L05UATE1 is ideal for a range of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices such as portable audio players, remote controls, and other low-power consumer electronics.
• Industrial Equipment: Suitable for providing stable power to sensors, microcontrollers, and other low-power components in industrial control systems.
• Medical Devices: Can be used in medical equipment where a reliable and low-noise power supply is crucial for accurate measurements and operations.
• Telecommunications: Useful in telecommunication devices and infrastructure where stable power supply is essential for maintaining signal integrity and performance.
• Automotive Applications: Although not specifically designed for automotive use, the NJM78L05UATE1 can be employed in low-power automotive applications such as dashboard electronics and infotainment systems.

Conclusion of NJM78L05UATE1

The NJM78L05UATE1 is a reliable and efficient linear regulator IC that offers a stable 5V output with a maximum current of 100mA. Its high input voltage range, low quiescent current, and high PSRR make it suitable for a variety of applications where power efficiency and stability are paramount. The inclusion of over-temperature and short-circuit protection features ensures robust performance and reliability. Despite being marked as obsolete, the NJM78L05UATE1 remains a valuable option for existing designs and applications that require a compact and efficient power management solution. Its surface mount package and moisture sensitivity level of 1 (Unlimited) further enhance its versatility and ease of use in various electronic designs.