STMicroelectronics

LD39015XG33R

LD39015XG33R Description

The LD39015XG33R is a linear regulator IC designed by STMicroelectronics, offering a fixed output voltage of 3.3V with a maximum output current of 150mA. This device is housed in a compact SOT666 package, making it suitable for surface-mount applications. The regulator is designed to operate with an input voltage range up to 5.5V, ensuring compatibility with a variety of power sources. The LD39015XG33R features a low dropout voltage of 0.1V at 100mA, which enhances its efficiency in low-voltage applications. Additionally, it boasts a low quiescent current of 50 µA and a maximum supply current of 70 µA, contributing to its energy efficiency. The regulator includes enable control, overcurrent, and overtemperature protection features, ensuring reliable operation and safeguarding against potential faults.

LD39015XG33R Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Input Voltage Range: Up to5 .5V, ensuring wide compatibility with various power sources.
• Output Current: 150mA, suitable for powering small to medium-sized electronic devices.
• Low Dropout Voltage: 0.1V at 100mA, enhancing efficiency in low-voltage applications.
• Low Quiescent Current: 50 µA, minimizing power consumption during operation.
• Enable Control: Allows for dynamic control of the regulator's operation.
• Protection Features: Overcurrent and overtemperature protection ensures reliable operation and prevents damage.
  -Output Configuration: Positive, ensuring compatibility with a wide range of electronic circuits.
• Package Type: SOT666, suitable for surface-mount applications and compact designs.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), suitable for various manufacturing environments.

LD39015XG33R Applications

The LD39015XG33R is ideal for applications requiring a stable 3.3V supply with low power consumption and high efficiency. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and low-voltage systems. The enable control feature allows for dynamic power management, making it ideal for applications where power conservation is critical. The overcurrent and overtemperature protection features ensure reliable operation in various operating conditions.

Specific use cases include:

• Battery-Powered Devices: Ideal for portable electronics where low power consumption and high efficiency are crucial.
• Low-Voltage Systems: Suitable for applications requiring a stable 3.3V supply with minimal power loss.
• Industrial Control Systems: The enable control and protection features make it suitable for systems requiring dynamic power management and reliable operation.
• Consumer Electronics: Ideal for small to medium-sized devices requiring a stable power supply with low power consumption.

Conclusion of LD39015XG33R

The LD39015XG33R is a versatile linear regulator IC designed for applications requiring a stable 3.3V supply with low power consumption and high efficiency. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and low-voltage systems. The enable control and protection features ensure reliable operation and dynamic power management. While the product is marked as obsolete, its unique features and performance benefits make it a valuable component for specific applications. For engineers and designers seeking a reliable and efficient power management solution, the LD39015XG33R remains a viable option.