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LD39020ATPU33R

LD39020ATPU33R Description

The LD39020ATPU33R is a high-performance linear voltage regulator designed by STMicroelectronics, offering a fixed 3.3V output voltage with a maximum output current of 200mA. This regulator is ideal for applications requiring a stable and reliable power supply with minimal voltage drop. The LD39020ATPU33R features a maximum dropout voltage of 0.35V at 200mA, ensuring efficient power conversion even under varying load conditions. The regulator is housed in a 4DFN package, making it suitable for surface-mount applications where space is a critical consideration.

LD39020ATPU33R Features

• Output Type: Fixed 3.3V output voltage, ensuring consistent power supply to connected devices.
• Input Voltage Range: Maximum input voltage of 5.5V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 200mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: Maximum dropout voltage of 0.35V at 200mA, enhancing efficiency and reducing power loss.
• Low Quiescent Current: Only 40 µA, minimizing power consumption during standby or low-load conditions.
• High PSRR: Ranging from 80dB to 55dB across frequencies from 1kHz to 100kHz, ensuring excellent noise rejection and stable output.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Over-current and over-temperature protection, along with soft start, safeguard the regulator and connected circuits from potential damage.
• Compliance: REACH unaffected and ROHS3 compliant, ensuring environmental safety and regulatory adherence.
• Moisture Sensitivity Level: MSL 1 (unlimited), making it suitable for a wide range of manufacturing environments.
• Mounting Type: Surface mount, ideal for compact and space-constrained designs.
• Package: Tape & Reel (TR), facilitating easy handling and integration into automated assembly processes.

LD39020ATPU33R Applications

The LD39020ATPU33R is well-suited for a variety of applications where a stable, low-dropout voltage regulator is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering low-power devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Suitable for powering sensors, actuators, and control systems in industrial automation.
• Medical Devices: Provides a reliable power supply for medical equipment requiring stable and low-noise power sources.
• Telecommunications: Used in base stations, routers, and other telecom equipment for stable power delivery.
• Automotive Electronics: Suitable for in-vehicle infotainment systems and other automotive applications where space and efficiency are critical.

Conclusion of LD39020ATPU33R

The LD39020ATPU33R from STMicroelectronics stands out as a robust and efficient linear voltage regulator, offering a fixed 3.3V output with a maximum current of 200mA. Its low dropout voltage and high PSRR make it an excellent choice for applications requiring stable and efficient power delivery. The inclusion of over-current and over-temperature protection, along with a low quiescent current, further enhances its reliability and efficiency. The LD39020ATPU33R's compact 4DFN package and surface-mount design make it ideal for space-constrained applications, while its compliance with environmental regulations ensures it meets industry standards. Overall, the LD39020ATPU33R is a versatile and reliable solution for a wide range of low-power applications.