STMicroelectronics

LDK130C10R

LDK130C10R Description

The LDK130C10R is a high-performance linear regulator designed by STMicroelectronics, offering a fixed output voltage of 1V and a maximum output current of 300mA. This regulator is housed in a compact SOT323-5 package, making it ideal for space-constrained applications. With a maximum input voltage of 5.5V, the LDK130C10R ensures reliable operation across a wide range of input conditions. The regulator features a low dropout voltage of 0.4V at 300mA, which enhances efficiency and reduces power loss, especially in low-voltage applications. The device also boasts a low quiescent current of 60 µA and a supply current of 120 µA, contributing to its energy-efficient performance.

LDK130C10R Features

• Output Type: Fixed, providing a stable 1V output voltage.
• Input Voltage Range: Up to 5.5V, ensuring compatibility with various power sources.
• Output Current: Capable of delivering up to 300mA, suitable for driving small to medium-sized loads.
• Low Dropout Voltage: 0.4V at 300mA, which is advantageous in applications where the input voltage is close to the output voltage.
• Low Quiescent Current: 60 µA, minimizing power consumption during operation.
• Enable Control Feature: Allows for dynamic control of the regulator, enabling power-saving modes.
• Protection Features: Over-current and over-temperature protection ensure robustness and reliability.
• PSRR: 55dB across the frequency range of 120Hz to 10kHz, providing excellent noise rejection.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met.
• Mounting Type: Surface mount, suitable for automated assembly processes.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating high resistance to moisture, which is crucial for long-term reliability in various environments.

LDK130C10R Applications

The LDK130C10R is well-suited for a variety of applications where a stable, low-voltage power supply is required. Its compact size and low dropout voltage make it ideal for battery-powered devices, portable electronics, and IoT sensors. The regulator's low quiescent current and enable feature are particularly beneficial in applications that require low power consumption and dynamic power management. Additionally, its over-current and over-temperature protection features make it a reliable choice for applications exposed to varying operating conditions. Specific use cases include:

• Battery-Powered Devices: Ideal for maintaining a stable power supply in low-voltage battery applications.
• Portable Electronics: Suitable for powering small electronic devices that require efficient power management.
• IoT Sensors: Provides a reliable power source for low-power IoT devices and sensors.
• Medical Devices: Ensures stable power supply in sensitive medical equipment where reliability is paramount.

Conclusion of LDK130C10R

The LDK130C10R from STMicroelectronics stands out as a highly efficient and reliable linear regulator, offering a unique combination of low dropout voltage, low quiescent current, and robust protection features. Its compact SOT323-5 package and surface-mount design make it suitable for a wide range of applications, particularly those requiring space efficiency and low power consumption. The enable control feature and compliance with environmental standards further enhance its appeal. The LDK130C10R is an excellent choice for designers seeking a high-performance, low-voltage regulator for their next project.