STMicroelectronics

LD1585CD2M33R

LD1585CD2M33R Description

The LD1585CD2M33R is a fixed-output linear voltage regulator designed by STMicroelectronics, offering a robust and reliable solution for applications requiring a stable 3.3V output at up to 5A of current. This regulator is housed in a D2PAK-3 package, which is suitable for surface mount applications. Despite its obsolete status, the LD1585CD2M33R remains a viable option for legacy systems and specific applications where its unique features are advantageous.

LD1585CD2M33R Features

• Output Type: Fixed 3.3V output voltage, ensuring consistent power delivery.
• Input Voltage Range: Capable of handling input voltages up to 30V, providing flexibility in power supply design.
• Current Capability: Delivers up to 5A of output current, making it suitable for high-power applications.
• Low Dropout Voltage: A maximum dropout voltage of 1.4V at 5A ensures efficient operation even under high load conditions.
• Protection Features: Equipped with over-current and over-temperature protection, enhancing reliability and longevity.
• Performance: Offers a quiescent current of 10 mA and a power supply rejection ratio (PSRR) of 75dB at 120Hz, ensuring minimal noise and high performance.
• Compliance: ROHS3 compliant and REACH unaffected, meeting stringent environmental and regulatory standards.
• Operating Temperature Range: Suitable for industrial applications with an operating temperature range of 0°C to 125°C.
• Packaging: Available in a Tape & Reel (TR) package, facilitating efficient manufacturing processes.

LD1585CD2M33R Applications

The LD1585CD2M33R is ideal for a variety of applications where a stable and reliable power supply is essential. Its high current capability and fixed output voltage make it suitable for:

• Industrial Control Systems: Providing stable power to critical components in industrial automation and control systems.
• Telecommunications: Ensuring reliable power delivery in communication infrastructure, such as base stations and networking equipment.
• Automotive Electronics: Suitable for automotive applications requiring high current and stable voltage, such as ECUs and infotainment systems.
• Power Supply Units: Ideal for use in power supply units where a fixed output voltage and high current are required.
• Embedded Systems: Providing power to microcontrollers, sensors, and other embedded components in various applications.

Conclusion of LD1585CD2M33R

The LD1585CD2M33R from STMicroelectronics is a high-performance linear voltage regulator that offers a stable 3.3V output at up to 5A. Its low dropout voltage, robust protection features, and compliance with environmental standards make it a reliable choice for a wide range of applications. Despite being marked as obsolete, the LD1585CD2M33R remains a valuable component for legacy systems and specific use cases where its unique features provide significant advantages.