STMicroelectronics

LD39080PT-R

LD39080PT-R Description

The LD39080PT-R is a high-performance linear regulator designed for a wide range of power management applications. Manufactured by STMicroelectronics, this device offers an adjustable output voltage ranging from 1.22V to 5V, making it highly versatile for various electronic systems. With a maximum input voltage of 6V and a maximum output current of 800mA, the LD39080PT-R is well-suited for applications requiring efficient power regulation.

This regulator features a low dropout voltage of 0.3V at 800mA, ensuring high efficiency even under low input-to-output voltage differentials. The device is housed in a compact PPAK package, ideal for surface-mount applications where space is a critical consideration. The LD39080PT-R also includes essential protection features such as over-current, over-temperature, and short-circuit protection, enhancing its reliability and robustness.

LD39080PT-R Features

• Adjustable Output Voltage: The LD39080PT-R provides an adjustable output voltage range from 1.22V to 5V, offering flexibility for diverse applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.3V at 800mA, this regulator maintains high efficiency even when the input-to-output voltage difference is minimal.
• High Output Current: Capable of delivering up to 800mA of output current, the LD39080PT-R can power demanding electronic devices.
• Compact PPAK Package: The device is packaged in a PPAK format, suitable for surface-mount technology (SMT) and ideal for space-constrained designs.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure the regulator's longevity and reliability.
• Enable Control Feature: The enable control feature allows for easy control of the regulator's operation, enhancing system flexibility.
• Low Quiescent Current: With a quiescent current of only 2.5mA, the LD39080PT-R minimizes power consumption during standby conditions.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 65dB to 55dB across the frequency range of 120Hz to 1kHz, ensuring stable output voltage.

LD39080PT-R Applications

The LD39080PT-R is ideal for applications requiring efficient and reliable power regulation. Some specific use cases include:

• Consumer Electronics: Ideal for powering portable devices such as smartphones, tablets, and digital cameras where space and efficiency are critical.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that demand stable power supply and protection features.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where high efficiency and low dropout voltage are essential.
• Automotive Electronics: Applicable in automotive applications such as infotainment systems, electronic control units (ECUs), and advanced driver-assistance systems (ADAS) where reliability and robustness are paramount.

Conclusion of LD39080PT-R

The LD39080PT-R from STMicroelectronics is a versatile and efficient linear regulator designed to meet the demands of modern power management applications. Its adjustable output voltage, low dropout voltage, and compact PPAK package make it an excellent choice for a wide range of electronic systems. The inclusion of advanced protection features and enable control further enhances its reliability and flexibility. Whether used in consumer electronics, industrial equipment, telecommunications, or automotive applications, the LD39080PT-R provides a reliable and efficient power regulation solution.