STMicroelectronics

LD56020M180R  

Linear & Switching Voltage Regulators

LD56020M180R Description

The LD56020M180R is a low input voltage, 200 mA ultra-low dropout linear regulator designed for high performance and efficiency in power management applications. Manufactured by STMicroelectronics, this regulator is part of the Power Management Integrated Circuit (PMIC) category and is ideal for applications requiring a stable and efficient power supply with minimal dropout voltage.

The LD56020M180R features a fixed output voltage of 1.8V, making it suitable for applications that require a consistent power supply. It operates with a maximum input voltage of 5.5V and can deliver up to 200mA of output current. The regulator boasts an ultra-low dropout voltage of 0.2V at 200mA, ensuring high efficiency even at low input voltages. This feature is particularly beneficial in battery-powered applications where the input voltage may drop significantly over time.

LD56020M180R Features

• Low Quiescent Current: The LD56020M180R operates with a quiescent current of only 25 µA, which is crucial for minimizing power consumption in low-power applications.
• High PSRR: The regulator provides excellent power supply rejection ratio (PSRR) of 95dB at 1kHz, and it maintains a PSRR of 90dB to 55dB across the frequency range of 100Hz to 100kHz. This ensures minimal noise and ripple in the output voltage.
• Fixed Output Voltage: With a fixed output voltage of 1.8V, the LD56020M180R simplifies design and ensures stable power supply to sensitive electronic components.
• Enable Control Feature: The regulator includes an enable control feature, allowing users to turn the regulator on or off as needed, which is useful for power management and reducing power consumption during idle periods.
• Protection Features: The LD56020M180R includes over-temperature and short-circuit protection, ensuring reliable operation and preventing damage to the regulator and connected components.
• Surface Mount Packaging: The regulator is available in a surface mount package, making it suitable for compact and high-density PCB designs.
• RoHS3 Compliant: The LD56020M180R is RoHS3 compliant, ensuring it meets the latest environmental standards for electronic components.

LD56020M180R Applications

The LD56020M180R is ideal for a wide range of applications that require a stable and efficient power supply. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make it suitable for applications such as portable electronics, wearable devices, and IoT sensors where battery life is critical.
• Low-Power Systems: The regulator's high PSRR and fixed output voltage ensure minimal noise and stable power supply, making it ideal for low-power systems such as microcontrollers and RF modules.
• Consumer Electronics: The compact surface mount package and protection features make it suitable for consumer electronics where space and reliability are important considerations.

Conclusion of LD56020M180R

The LD56020M180R from STMicroelectronics is a high-performance linear regulator that offers significant advantages over similar models. Its ultra-low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications requiring efficient and stable power supply. The enable control feature and protection mechanisms further enhance its versatility and reliability. Whether used in battery-powered devices, low-power systems, or consumer electronics, the LD56020M180R provides a robust and efficient power management solution.

LD56020M180R Documents

Download datasheets and manufacturer documentation for LD56020M180R