STMicroelectronics

LDK120M10R

LDK120M10R Description

The LDK120M10R is a high-performance linear regulator designed by STMicroelectronics, a leading manufacturer in the semiconductor industry. This device is part of the Power Management Integrated Circuit (PMIC) category and is specifically engineered to provide a fixed output voltage of 1V with a maximum output current of 200mA. The regulator is housed in a compact SOT23-5 package, making it suitable for surface-mount applications where space is a critical consideration.

The LDK120M10R is designed to operate with an input voltage range up to 5.5V, ensuring flexibility in various power supply configurations. Its low dropout voltage of 0.3V at 200mA allows for efficient operation even when the input voltage is close to the output voltage, a significant advantage in battery-powered applications where extending battery life is crucial.

LDK120M10R Features

• Output Type: Fixed, providing a stable 1V output voltage.
• Input Voltage Range: Up to 5.5V, offering broad compatibility with different power sources.
• Output Current: Capable of delivering up to 200mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: 0.3V at 200mA, enhancing efficiency in low-headroom applications.
• Low Quiescent Current: 60 µA, contributing to minimal power consumption during operation.
• Low Supply Current: 100 µA, ensuring high efficiency even under no-load conditions.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Over-current and over-temperature protection, safeguarding the device and connected circuits from damage.
• High PSRR: 55dB (120Hz to 10kHz), ensuring excellent noise rejection and stable output voltage.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting stringent environmental and safety standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Packaging: Tape & Reel (TR), facilitating automated assembly processes.

LDK120M10R Applications

The LDK120M10R is ideal for a variety of applications where a stable, low-voltage power supply is required. Its compact size and high efficiency make it particularly suitable for:

• Battery-Powered Devices: Such as portable electronics, where the low dropout voltage and low quiescent current help maximize battery life.
• Consumer Electronics: Including smartphones, tablets, and wearables, where space constraints and power efficiency are critical.
• Industrial Equipment: For low-power sensors and control modules that require a reliable and stable power source.
• Medical Devices: Where precise voltage regulation and low power consumption are essential for battery-operated medical instruments.
• Telecommunications: In low-power communication modules and IoT devices, ensuring stable operation and minimal power loss.

Conclusion of LDK120M10R

The LDK120M10R from STMicroelectronics stands out as a robust and efficient linear regulator, offering a combination of high performance and compact design. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications where power efficiency and stability are paramount. The inclusion of over-current and over-temperature protection ensures reliable operation in various environments. With its REACH Unaffected and ROHS3 Compliant status, the LDK120M10R also meets the stringent environmental and safety standards required in today's electronics industry. Whether for consumer electronics, industrial applications, or portable devices, the LDK120M10R provides a reliable and efficient power management solution.