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LD39020ADTPU30R

LD39020ADTPU30R Description

The LD39020ADTPU30R 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 Circuits (PMIC) category and is optimized for delivering a fixed 3V output voltage with a maximum output current of 200mA. It is housed in a 4DFN package, making it suitable for surface-mount applications. The regulator is designed to operate with an input voltage range up to 5.5V and features a low dropout voltage of 0.35V at 200mA, ensuring efficient power conversion even under low input voltage conditions.

LD39020ADTPU30R Features

• Output Type: Fixed 3V output voltage, ensuring stable power supply for sensitive applications.
• Input Voltage Range: Capable of handling input voltages up to 5.5V, providing flexibility in power source selection.
• Output Current: Delivers a reliable 200mA of output current, suitable for a wide range of low-power devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.35V at 200mA, the LD39020ADTPU30R maintains high efficiency even at low input voltages.
• Quiescent Current: Features a low quiescent current of 40 µA, minimizing power consumption standby in mode.
• Power Supply Rejection Ratio (PSRR): Offers excellent PSRR performance, ranging from 80dB at 1kHz to 55dB at 100kHz, ensuring clean output voltage.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-current and over-temperature protection, as well as soft start functionality, ensuring robust and reliable operation.
• Compliance: The LD39020ADTPU30R is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.
• Mounting Type: Surface mount technology (SMT) makes ideal it for compact and high-density PCB designs.
• Moisture Sensitivity Level (MSL): Rated at level 1 (unlimited), ensuring reliability in various environmental conditions.
• Packaging: Available in tape and reel (TR) packaging, facilitating efficient handling and assembly processes.

LD39020ADTPU30R Applications

The LD39020ADTPU30R is well-suited for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and high PSRR make it ideal for battery-powered devices, portable electronics, and IoT applications where power efficiency and noise performance are critical. The enable control feature allows for dynamic power management making, it suitable for applications requiring power sequencing or sleep modes. The regulator's over-current and over-temperature protection features ensure reliable operation in demanding environments, making it a robust choice for industrial and automotive applications.

Conclusion of LD39020ADTPU30R

The LD39020ADTPU30R from STMicroelectronics is a versatile and high-performance linear regulator designed to meet the demands of modern electronics. Its combination of a fixed V3 output, low dropout voltage, and excellent PSRR performance makes it an ideal choice for applications requiring stable and efficient power delivery. The inclusion of enable control and comprehensive protection features further enhances its reliability and flexibility. With its compact 4DFN package and surface-mount compatibility, the LD39020ADTPU30R is well-suited for space-constrained designs, making it a standout solution in the power management market.