STMicroelectronics

LDK130M28RY

LDK130M28RY Description

The LDK130M28RY is a high-performance linear voltage regulator designed by STMicroelectronics, a leading manufacturer of semiconductor devices. This regulator is specifically tailored for automotive applications, ensuring robustness and reliability in demanding environments. The LDK130M28RY features a fixed output voltage of 2.8V and can deliver a maximum output current of 300mA. It operates within an input voltage range up to 5.5V, making it suitable for a variety of power supply configurations.

LDK130M28RY Features

• Output Type: Fixed at 2.8V, providing a stable and reliable power supply.
• Input Voltage Range: Up to 5.5V, offering flexibility in power source selection.
• Output Current: Capable of delivering up to 300mA, suitable for powering a wide range of electronic components.
• Low Dropout Voltage: A maximum dropout voltage of 0.4V at 300mA ensures efficient operation even at low input voltages.
• Low Quiescent Current: With a quiescent current of only 60 µA, the LDK130M28RY is highly energy-efficient, making it ideal for battery-powered applications.
• Enable Control Feature: The enable pin allows for easy control of the regulator’s operation, enabling power-saving modes and dynamic power management.
• Protection Features: Over-current and over-temperature protection ensure the device’s longevity and reliability, safeguarding against potential faults.
• High PSRR: A power supply rejection ratio of 55dB across a frequency range of 120Hz to 10kHz minimizes noise and ripple in the output voltage.
• Automotive Grade: Certified for automotive use, the LDK130M28RY meets stringent industry standards for durability and performance.
• Surface Mount Package: The SOT23-5 package is compact and suitable for surface mount technology, facilitating integration into modern PCB designs.
• Compliance: The LDK130M28RY is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory adherence.

LDK130M28RY Applications

The LDK130M28RY is ideally suited for automotive applications where reliability and efficiency are paramount. Its low dropout voltage and high PSRR make it suitable for powering sensitive electronic systems in vehicles, such as infotainment systems, electronic control units (ECUs), and advanced driver-assistance systems (ADAS). The enable control feature allows for dynamic power management, which is essential for optimizing energy consumption in modern automotive electronics.

Conclusion of LDK130M28RY

The LDK130M28RY from STMicroelectronics stands out as a reliable and efficient linear voltage regulator, particularly suited for automotive applications. Its combination of a fixed 2.8V output, low dropout voltage, and high PSRR ensures stable and noise-free power delivery. The inclusion of over-current and over-temperature protection features further enhances its robustness, making it a preferred choice for demanding environments. The compact SOT23-5 package and surface mount technology facilitate easy integration into modern PCB designs. Overall, the LDK130M28RY offers a compelling solution for designers seeking a high-performance, automotive-grade voltage regulator.