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NJM78LR05BD

NJM78LR05BD Description

The NJM78LR05BD is a fixed positive linear voltage regulator designed by Nisshinbo Micro Devices Inc. This regulator is known for its reliable performance and is suitable for a wide range of applications requiring a stable 5V output. It features a maximum input voltage of 18V and can deliver a continuous output current of up to 100mA. The device is housed in a through-hole package, making it ideal for applications where robust mechanical stability is required. Despite its obsolescence status, the NJM78LR05BD remains a popular choice due to its proven reliability and performance.

NJM78LR05BD Features

• Output Type: Fixed, ensuring a stable 5V output regardless of input voltage variations within the specified range.
• Input Voltage Range: Capable of handling input voltages up to 18V, providing flexibility in power supply design.
• Output Current: Delivers a continuous output current of 100mA, suitable for powering low to medium current devices.
• Low Quiescent Current: With a quiescent current of only 3.4 mA, the NJM78LR05BD is energy-efficient, minimizing power consumption in standby mode.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 79dB at 120Hz ensures excellent noise filtering, resulting in a clean and stable output voltage.
• Protection Features: Equipped with over-temperature and short-circuit protection, the regulator is safeguarded against common failure modes, enhancing reliability and longevity.
• Reset Control Feature: The reset feature allows for precise control over the power-up sequence, ensuring reliable operation in complex systems.
• Moisture Sensitivity Level (MSL): MSL 2 (1 Year) indicates that the device is suitable for use in environments with moderate humidity, provided it is handled and stored correctly.
• Package Type: The through-hole package ensures robust mechanical stability, making it ideal for applications where physical durability is crucial.

NJM78LR05BD Applications

The NJM78LR05BD is well-suited for a variety of applications due to its stable output voltage and robust design. Some specific use cases include:

• Consumer Electronics: Ideal for powering low-power devices such as remote controls, small appliances, and portable electronics.
• Industrial Control Systems: Provides a reliable power source for sensors, actuators, and microcontrollers in industrial environments.
• Telecommunications: Suitable for powering low-current components in communication devices and infrastructure.
• Automotive Electronics: Can be used in automotive applications where a stable 5V supply is required for various electronic modules.
• Medical Devices: Ensures stable power supply for low-power medical instruments and monitoring devices.

Conclusion of NJM78LR05BD

The NJM78LR05BD is a reliable and versatile linear voltage regulator that offers a stable 5V output with a maximum input voltage of 18V and a continuous output current of 100mA. Its low quiescent current, high PSRR, and protection features make it an excellent choice for applications requiring a stable and efficient power supply. Despite its obsolescence, the NJM78LR05BD remains a popular option due to its proven performance and robust design. For applications requiring a reliable and stable 5V supply, the NJM78LR05BD is an ideal solution.