STMicroelectronics

LD57100J100R  

Linear & Switching Voltage Regulators

LD57100J100R Description

The LD57100J100R is a high-performance linear voltage regulator designed by STMicroelectronics. This regulator offers a fixed output voltage of 1V and is capable of delivering up to 1A of output current. It is designed to operate with a maximum input voltage of 5.5V, making it suitable for a wide range of applications where stable power supply is crucial. The regulator features a low dropout voltage of 0.08V at 1A, ensuring efficient operation even under low input-to-output voltage differentials. This device is packaged in a 6-flip chip, which is ideal for surface-mount applications, providing a compact and reliable solution for modern electronic designs.

LD57100J100R Features

• Fixed Output Voltage: The LD57100J100R provides a stable output voltage of 1V, ensuring consistent power supply to connected devices.
• High Output Current: With a maximum output current of 1A, this regulator can support a variety of high-current applications.
• Low Dropout Voltage: The maximum dropout voltage of 0.08V at 1A ensures high efficiency and minimal power loss, making it ideal for battery-powered devices.
• Low Quiescent Current: The regulator operates with a low quiescent current of 50 µA, which is beneficial for applications requiring low power consumption.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 75dB at 1kHz helps in filtering out noise from the input power supply, ensuring a clean output voltage.
• Enable Control Feature: The regulator includes an enable control feature, allowing for dynamic control of the power supply.
• Protection Features: Over-current and over-temperature protection features ensure the safety and reliability of the regulator under various operating conditions.
• Compliance and Packaging: The LD57100J100R is REACH unaffected and RoHS3 compliant, ensuring environmental and safety standards are met. It is available in a tape & reel (TR) package, facilitating easy handling and integration into manufacturing processes.

LD57100J100R Applications

The LD57100J100R is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles where low dropout voltage and high efficiency are critical.
• Industrial Equipment: Suitable for powering sensors, actuators, and other components in industrial automation systems.
• Medical Devices: Can be used in medical equipment where reliable power supply and low noise are essential for accurate measurements and performance.
• Automotive Applications: Appropriate for in-car electronics, such as infotainment systems and electronic control units, where high efficiency and low dropout voltage are beneficial.

Conclusion of LD57100J100R

The LD57100J100R from STMicroelectronics is a robust and efficient linear voltage regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications requiring high efficiency and minimal power loss. The inclusion of enable control and protection features further enhances its versatility and reliability. Whether used in consumer electronics, industrial equipment, medical devices, or automotive applications, the LD57100J100R offers a reliable and efficient power supply solution.

LD57100J100R Documents

Download datasheets and manufacturer documentation for LD57100J100R

Datasheets :

LD57100