Analog Devices Inc. ADM7172ACPZ - High Performance, CMOS Linear Regulator

The ADM7172ACPZ is a state-of-the-art linear voltage regulator from Analog Devices Inc., designed to deliver high accuracy, low noise, and high power supply rejection ratio (PSRR) for a wide range of applications. Encased in a compact LFCSP (Lead Frame Chip Scale Package), this component is an ideal choice for space-constrained designs that require a stable and reliable power supply.

Key Features

• Output Voltage Range: The ADM7172 is capable of providing an adjustable output voltage ranging from 1.2V to 5.5V, making it versatile for various digital and analog circuits.
• High Output Current: It delivers up to 2A of output current, ensuring sufficient power for demanding applications.
• Low Dropout Voltage: With a low dropout voltage, this regulator maintains its output regulation with minimal input-to-output voltage difference, enhancing efficiency in operation.
• Excellent PSRR: The ADM7172 boasts a high PSRR of 70 dB at 10 kHz, which means it can effectively filter out supply noise, providing a clean output voltage.
• Low Noise Output: It features a low output noise of only 9 µVrms over a 10 Hz to 100 kHz bandwidth, making it suitable for sensitive RF or audio applications.
• Thermal Protection: The device includes over-temperature protection, safeguarding the regulator from damage due to excessive heat.
• Overcurrent Protection: Built-in overcurrent protection ensures that the ADM7172 shuts down safely in the event of an output overload.
• Package: The compact 10-lead LFCSP package allows for a small footprint on PCBs, providing a space-saving solution without compromising performance.

Applications

The ADM7172ACPZ is suitable for a multitude of applications that require high-performance voltage regulation, including precision instrumentation, high-end audio equipment, medical devices, and communication infrastructure. Its ability to maintain a stable voltage in the presence of supply fluctuations makes it particularly well-suited for powering sensitive analog and digital ICs, such as ADCs, DACs, and microprocessors.

With its combination of features, the ADM7172ACPZ from Analog Devices Inc. represents a robust power management solution for designers looking to enhance the performance and reliability of their systems.