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ADP7118ARDZ-1.8

ADP7118ARDZ-1.8 Description

The ADP7118ARDZ-1.8 from Analog Devices Inc. is a high-performance, low-dropout (LDO) linear voltage regulator designed to deliver a fixed 1.8V output with a maximum current of 200mA. It operates over a wide input voltage range of up to 20V, making it suitable for applications requiring stable voltage regulation from higher input sources. The device features an ultra-low dropout voltage of 0.42V at 200mA, ensuring efficient operation even with minimal headroom. With a quiescent current of just 140 µA and a maximum supply current of 320 µA, the ADP7118ARDZ-1.8 is optimized for power-sensitive designs.

ADP7118ARDZ-1.8 Features

• High PSRR (88dB @ 10kHz, 50dB @ 1MHz): Ensures excellent noise rejection, critical for sensitive analog and RF circuits.
• Low Quiescent Current (140 µA): Ideal for battery-powered and energy-efficient applications.
• Robust Protection: Includes over-current and over-temperature safeguards for enhanced reliability.
• Control Features: Enable pin and soft-start functionality for controlled power-up sequences.
• Compact 8-SOIC Package: Space-saving surface-mount design suitable for densely populated PCBs.
• RoHS3 Compliant & REACH Unaffected: Meets stringent environmental and safety standards.

ADP7118ARDZ-1.8 Applications

• Industrial Automation: Stable voltage supply for sensors, PLCs, and control systems.
• Medical Devices: Low-noise power for precision analog circuits and portable equipment.
• Communications Infrastructure: RF and baseband power management in telecom systems.
• Consumer Electronics: Battery-operated devices requiring efficient voltage regulation.
• Automotive Electronics: Auxiliary power for infotainment and ADAS modules (non-safety-critical).

Conclusion of ADP7118ARDZ-1.8

The ADP7118ARDZ-1.8 stands out as a reliable, high-efficiency LDO regulator with superior noise performance and low power consumption. Its combination of high PSRR, low dropout, and robust protection makes it an excellent choice for demanding applications in industrial, medical, and communication systems. The compact 8-SOIC package and compliance with environmental standards further enhance its versatility for modern electronic designs.