STMicroelectronics

LDK130C18R

LDK130C18R Description

The LDK130C18R is a high-performance linear regulator designed by STMicroelectronics, a leading manufacturer in the electronics industry. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored for applications requiring a fixed output voltage of 1.8V and a maximum output current of 300mA. The LDK130C18R is housed in a compact SOT323-5 package, making it suitable for surface-mount applications where space is a premium.

This regulator is designed to operate with an input voltage range up to 5.5V, ensuring compatibility with a wide range of power sources. The LDK130C18R boasts a low dropout voltage of 0.4V at 300mA, which is crucial for maintaining efficiency in low-voltage applications. Additionally, the regulator features a quiescent current of 60 µA, contributing to its overall efficiency and making it ideal for battery-operated devices.

LDK130C18R Features

• Output Type: Fixed at 1.8V, providing a stable power supply for sensitive electronic components.
• Input Voltage Range: Up to 5.5V, ensuring compatibility with various power sources.
• Output Current: Capable of delivering up to 300mA, suitable for a wide range of applications.
• Low Dropout Voltage: 0.4V at 300mA, enhancing efficiency in low-voltage scenarios.
• Quiescent Current: 60 µA, minimizing power consumption in standby mode.
• Protection Features: Over-current and over-temperature protection ensure reliability and longevity.
• Control Features: Enable function allows for dynamic control of the regulator's operation.
• Performance: The regulator offers a Power Supply Rejection Ratio (PSRR) of 55dB across the frequency range of 120Hz to 10kHz, ensuring minimal noise interference.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting stringent environmental and safety standards.
• Packaging: Tape & Reel (TR) packaging ensures ease of handling and integration into automated assembly processes.

LDK130C18R Applications

The LDK130C18R is ideal for a variety of applications where a stable and efficient power supply is essential. Its compact size and low dropout voltage make it particularly suitable for:

• Battery-Powered Devices: The low quiescent current and high efficiency ensure extended battery life.
• Consumer Electronics: Provides a reliable power supply for devices such as smartphones, tablets, and wearables.
• Industrial Applications: Suitable for low-voltage control systems and IoT devices where space and efficiency are critical.
• Medical Devices: Ensures stable power supply for sensitive medical equipment, contributing to reliable performance.

Conclusion of LDK130C18R

The LDK130C18R from STMicroelectronics is a versatile and efficient linear regulator that stands out due to its low dropout voltage, low quiescent current, and robust protection features. Its compact SOT323-5 package and surface-mount design make it an ideal choice for modern, space-constrained applications. The regulator's compliance with REACH and ROHS3 standards ensures it meets the highest environmental and safety requirements. Whether used in battery-operated devices, consumer electronics, industrial systems, or medical equipment, the LDK130C18R delivers reliable performance and efficiency, making it a preferred choice for engineers and designers in the electronics industry.