The NJM2819ADL3-18-TE1 is a low dropout (LDO) voltage regulator from Nisshinbo Micro Devices Inc. This regulator is designed to provide a stable and accurate 1.8V output voltage with low noise and high efficiency. It is ideal for battery-powered devices and other applications requiring a regulated voltage supply with minimal power dissipation.

Applications:

• Battery-Powered Devices: Powering microcontrollers, sensors, and other components in portable electronic devices.
• Wireless Communication Modules: Providing a stable voltage supply for RF transceivers and other wireless components.
• Microcontroller Power Supplies: Regulating the voltage supply for microcontrollers in embedded systems.
• Sensor Power Supplies: Providing a stable and noise-free voltage supply for sensitive sensors.
• Audio Equipment: Powering audio amplifiers and other audio components in portable audio devices.

Features:

• Low Dropout Voltage: Operates with a very low input-output voltage differential, maximizing efficiency.
• High Output Voltage Accuracy: Provides a stable and accurate 1.8V output voltage.
• Low Noise: Minimizes output voltage noise for sensitive applications.
• Low Quiescent Current: Consumes very little current when not actively regulating, extending battery life.
• Overcurrent Protection: Includes overcurrent protection to prevent damage from excessive current draw.
• Thermal Shutdown Protection: Shuts down the regulator in case of overheating to prevent damage.
• Small Package: Available in a small surface-mount package, minimizing board space requirements.

Benefits:

• Extended Battery Life: Maximizes battery life in portable devices due to low dropout voltage and low quiescent current.
• Improved System Performance: Provides a stable and accurate voltage supply, improving the performance of connected components.
• Reduced Noise: Minimizes output voltage noise, improving the signal-to-noise ratio in sensitive applications.
• Enhanced System Reliability: Protects against overcurrent and overheating, enhancing system reliability.
• Compact Design: Enables smaller and more compact electronic devices.
• Simplified Design: Simplifies the design process by providing a pre-configured and reliable voltage regulation solution.

Additional Details:

The NJM2819ADL3-18-TE1 requires minimal external components for operation, simplifying the design process. The input voltage range typically extends from 2.5V to 5.5V allowing for a wide range of power sources. The regulator is designed for surface mount assembly and is available in a standard package size. Detailed electrical specifications, including dropout voltage, output voltage accuracy, and noise characteristics, are available in the product datasheet. It is designed to be RoHS compliant. Proper bypass capacitors are recommended for stable operation. Its small size makes it optimal for applications where board space is constrained.