STMicroelectronics

LD1585CV50

LD1585CV50 Description

The LD1585CV50 is a high-performance linear voltage regulator designed by STMicroelectronics. This regulator is part of the LD1585 family and is specifically tailored for applications requiring a fixed 5V output voltage with a maximum output current of 5A. The device is housed in a TO220AB package, making it suitable for through-hole mounting. Despite being marked as obsolete, the LD1585CV50 remains a reliable choice for various electronic systems due to its robust design and performance characteristics.

LD1585CV50 Features

• Output Type: Fixed
• Input Voltage Range: Up to 30V
• Output Voltage: Fixed at 5V
• Output Current: Up to 5A
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage Dropout: Maximum of 1.4V at 5A
• Operating Temperature: 0°C to 125°C
• Quiescent Current: 10 mA
• Power Supply Rejection Ratio (PSRR): 75dB at 120Hz
• Protection Features: Over Current and Over Temperature
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Compliance: REACH Unaffected, ROHS3 Compliant
• Package Type: Tube

The LD1585CV50 offers several unique features that set it apart from similar models. Its low dropout voltage of 1.4V at 5A ensures efficient operation even under high load conditions. The regulator also boasts a high PSRR of 75dB at 120Hz, which helps in maintaining a stable output voltage in the presence of input voltage fluctuations. Additionally, the over current and over temperature protection features enhance the reliability and safety of the device in various operating conditions.

LD1585CV50 Applications

The LD1585CV50 is ideal for a wide range of applications where a stable 5V supply is required. Its robust design and high output current capability make it suitable for:

• Power Supply Units: Providing a stable 5V supply for various electronic devices.
• Industrial Control Systems: Ensuring reliable power for control modules and sensors.
• Telecommunication Equipment: Supplying power to communication interfaces and peripherals.
• Consumer Electronics: Powering devices such as routers, modems, and set-top boxes.
• Automotive Electronics: Suitable for applications requiring a stable power supply in automotive environments.

The device's ability to operate within a wide temperature range (0°C to 125°C) makes it suitable for both indoor and outdoor applications, further expanding its versatility.

Conclusion of LD1585CV50

In summary, the LD1585CV50 is a high-performance linear voltage regulator that offers a stable 5V output with a maximum current of 5A. Its low dropout voltage, high PSRR, and robust protection features make it a reliable choice for a variety of applications. Despite being marked as obsolete, the LD1585CV50 remains a viable option for designers seeking a dependable power solution. Its compliance with REACH and ROHS3 standards ensures that it meets the necessary environmental and safety regulations. For applications requiring a stable 5V supply, the LD1585CV50 is an excellent choice that combines performance, reliability, and versatility.