STMicroelectronics

LD56050DPU115R  

Linear & Switching Voltage Regulators

LD56050DPU115R Description

The LD56050DPU115R is a high-performance linear regulator from STMicroelectronics, designed to provide a fixed output voltage of 1.15V with a maximum input voltage of 5.5V. This regulator is capable of delivering up to 500mA of output current, making it suitable for a wide range of applications requiring stable and efficient power management. The device features a low dropout voltage of 0.25V at 500mA, ensuring high efficiency even under low input-to-output voltage differentials. The regulator is housed in a compact 4DFN package, ideal for surface-mount applications where space is a critical consideration.

LD56050DPU115R Features

• Fixed Output Voltage: The LD56050DPU115R provides a stable output voltage of 1.15V, ensuring consistent performance across various load conditions.
• High Efficiency: With a low dropout voltage of 0.25V at 500mA, the regulator maintains high efficiency, minimizing power loss and heat generation.
• Low Quiescent Current: The device features a low quiescent current of 40 µA, which is beneficial for battery-powered applications where minimizing power consumption is crucial.
• High PSRR: The regulator offers a high power supply rejection ratio (PSRR) of 75dB at 1kHz, effectively filtering out noise and ripple from the input supply.
• Protection Features: The LD56050DPU115R includes over-current and over-temperature protection, safeguarding the device and connected components from potential damage.
• Enable Control: The regulator includes an enable feature, allowing for precise control over the power delivery, which is particularly useful in systems requiring dynamic power management.
• Compliance and Packaging: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It is available in a tape and reel (TR) package, facilitating easy handling and integration into automated assembly processes.

LD56050DPU115R Applications

The LD56050DPU115R is well-suited for a variety of applications where reliable and efficient power management is essential. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearables, where space constraints and battery life are critical.
• Industrial Equipment: Suitable for industrial control systems and IoT devices that require stable power supply and low power consumption.
• Communication Systems: Applicable in routers, modems, and other communication equipment where high PSRR and low noise are necessary for optimal performance.
• Medical Devices: Ideal for medical equipment where reliability and precision are paramount, and low quiescent current helps extend battery life.

Conclusion of LD56050DPU115R

The LD56050DPU115R from STMicroelectronics stands out as a robust and efficient linear regulator, offering a unique combination of high performance and compact design. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications where efficiency and reliability are critical. The inclusion of over-current and over-temperature protection ensures the device's longevity and robustness in various operating conditions. Whether used in consumer electronics, industrial systems, or medical devices, the LD56050DPU115R provides a reliable and efficient power management solution that meets the demands of modern electronics.

LD56050DPU115R Documents

Download datasheets and manufacturer documentation for LD56050DPU115R

Datasheets :

LD56050      

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LD56050