Overview
The ADP7118ARDZ is a low noise, low dropout (LDO) linear regulator manufactured by Analog Devices Inc. It is designed to provide a stable and reliable power supply for various electronic devices, such as mobile phones, tablets, and portable media players. The regulator offers excellent line and load transient response, making it suitable for applications that require precise voltage regulation.
Technical Features
The ADP7118ARDZ features a dropout voltage as low as 200 mV at 1 A, which allows it to operate with very small voltage differentials between the input and output. This makes it effective for battery-powered applications. The device also provides a low noise output, which is essential for sensitive analog and digital circuitry. With a wide input voltage range from 2.0 V to 20 V, the regulator can accommodate a variety of power sources, including USB and other common voltages. Additionally, it incorporates thermal shutdown and current limit protection to ensure safe operation under abnormal conditions.
Application Scenarios
The ADP7118ARDZ is commonly used in portable and battery-powered devices, where efficient power management is crucial for extending battery life. It is also suitable for noise-sensitive applications, such as audio amplifiers and analog sensor interfaces, due to its low noise characteristics. Other potential applications include industrial equipment, medical devices, and automotive electronics that require stable voltage regulation in harsh environments.
Models of the Same Series
- ADP7118-1.2ARDZ: A variant with a fixed output voltage of 1.2 V
- ADP7118-1.8ARDZ: A variant with a fixed output voltage of 1.8 V
- ADP7118-2.5ARDZ: A variant with a fixed output voltage of 2.5 V
- ADP7118-3.3ARDZ: A variant with a fixed output voltage of 3.3 V