STMicroelectronics

LD39115J18R

LD39115J18R Description

The LD39115J18R is a Linear Voltage Regulator IC from STMicroelectronics, designed to provide a stable 1.8V output voltage with a maximum output current of 150mA. This fixed-output voltage regulator is housed in a 4-flip chip package and is suitable for surface mount applications. With a low quiescent current of 50 µA and a maximum supply current of 70 µA, the LD39115J18R is an energy-efficient solution for various electronic devices.

LD39115J18R Features

• Fixed Output Voltage: The LD39115J18R provides a fixed output voltage of 1.8V, ensuring consistent power supply to connected devices.
• Low Quiescent Current: With a quiescent current of 50 µA, the LD39115J18R minimizes power consumption, making it ideal for battery-powered applications.
• Over Current and Over Temperature Protection: The LD39115J18R incorporates built-in protection features to safeguard against over current and over temperature conditions, enhancing system reliability.
• Positive Output Configuration: The LD39115J18R offers a positive output configuration, making it suitable for a wide range of applications requiring positive voltage regulation.
• RoHS Compliance: The LD39115J18R is compliant with RoHS3 standards, ensuring environmental safety and regulatory compliance.
• REACH Unaffected Status: The LD39115J18R is classified as REACH unaffected, indicating that it does not contain any substances of very high concern (SVHCs) listed under the European REACH regulation.

LD39115J18R Applications

The LD39115J18R is an ideal choice for various applications where a stable and efficient voltage regulation is required. Some specific use cases include:

1. Portable Electronics: Due to its low quiescent current and fixed output voltage, the LD39115J18R is suitable for powering portable devices such as smartphones, tablets, and wearables.
2. Industrial Control Systems: The LD39115J18R can be used in industrial control systems where a stable and reliable power supply is crucial for maintaining system performance.
3. Automotive Applications: The LD39115J18R can be employed in automotive electronics, such as infotainment systems and sensor modules, to provide a stable power supply.
4. Medical Devices: In medical devices, a stable and reliable power supply is essential for ensuring device functionality. The LD39115J18R can be used in such applications to provide a consistent voltage output.

Conclusion of LD39115J18R

The LD39115J18R is a versatile and efficient Linear Voltage Regulator IC from STMicroelectronics, offering a fixed output voltage of 1.8V with a maximum output current of 150mA. Its low quiescent current, positive output configuration, and built-in protection features make it an ideal choice for a wide range of applications, including portable electronics, industrial control systems, automotive electronics, and medical devices. With its RoHS and REACH compliance, the LD39115J18R ensures both environmental safety and regulatory compliance, making it a reliable and cost-effective solution for voltage regulation in various electronic systems.