IRU1117-25CD Datasheet/PDFThe IRU1117-25CD is a Linear Voltage Regulator from the Power Management IC (PMIC) family. It is a fixed output, post regulator, low dropout (LDO) type 3-terminal regulator that can provide up to 200mA of continuous output current. It features an adjustable output voltage between 1.25V and 25V with a typical accuracy of 1.5%. The IRU1117-25CD also has a wide operating temperature range of -40°C to +125°C. This regulator is designed to provide a reliable, low noise power source and is ideal for use in portable applications where efficient power conversion and minimal power loss is desired.
The IRU1117-25CD is designed to be used in a variety of applications, including powering low voltage logic and embedded controllers, supplying analog power for sensor and power modules, and supporting the power supply for the clock oscillator. It can also be used for portable, battery-powered applications, as it supports various power supplies, including 1.2V to 5.5V single cell Li-ion and 4.5V to 15V multi-cell Li-ion. The IRU1117-25CD is well suited for applications that need a stable and low noise power supply, and its wide adjustable voltage range is great for providing power for a variety of different components.
This three-terminal adjustable regulator is designed to provide the user with a high level of regulation accuracy and low noise performance. Its on-chip trimming adjusts the output voltage accuracy to within 1.5%. Its typicals low dropout voltage of 0.3V at 200mA of load current ensures this regulator can provide a reliable power source in applications with a low input voltage. A typical line regulation of 0.2% and a load regulation of 0.2% at full load also ensures a low noise and reliable output voltage.
The additional features of the IRU1117-25CD also contribute to its excellent performance in a wide variety of applications. It includes a thermal shutdown protection that kicks in when the junction temperature exceeds 135°C, and it also includes a current limiting function in order to protect the regulator from inrush current. The on-chip temperature compensation ensures that the output voltage accuracy remains stable over the operating temperature range, and the shut-down feature allows the user to shutdown the regulator when not in use, thereby saving power.
In conclusion, the IRU1117-25CD Linear Voltage Regulator from the PMIC family is a reliable, low noise, and high performance regulator suitable for powering a variety of applications. Its adjustable output voltage range and on-chip features make it ideal for a variety of applications, such as powering low voltage logic and embedded controllers, supplying analog power for sensors and power modules, and supporting the power supply for the clock oscillator.