STMicroelectronics

LD1085V50

LD1085V50 Description

The LD1085V50 from STMicroelectronics is a high-performance 3A fixed 5V linear voltage regulator designed for demanding power management applications. With a wide input voltage range up to 30V and a low dropout voltage of 1.5V at 3A, it ensures stable and efficient power delivery in both industrial and consumer electronics. The device features over-current and over-temperature protection, enhancing system reliability under harsh conditions. Its 72dB PSRR (120Hz) minimizes noise, making it ideal for sensitive analog and digital circuits. Packaged in a TO-220AB through-hole format, the LD1085V50 is RoHS3 compliant and REACH unaffected, meeting stringent environmental standards.

LD1085V50 Features

• Fixed 5V output with ±2% accuracy for precision voltage regulation.
• High current capability (3A) with low dropout (1.5V @ 3A), reducing power dissipation.
• Wide input range (up to 30V), suitable for automotive and industrial power supplies.
• 72dB PSRR (120Hz) for superior noise suppression in sensitive applications.
• Over-current and over-temperature protection for robust operation.
• Low quiescent current (10mA) for energy-efficient designs.
• TO-220AB package for easy thermal management and mounting flexibility.
• RoHS3 compliant and REACH unaffected, ensuring environmental compliance.

LD1085V50 Applications

The LD1085V50 excels in applications requiring high-current, low-noise voltage regulation, such as:

• Industrial control systems (PLCs, motor drivers).
• Automotive electronics (infotainment, sensors).
• Power supplies for embedded systems and microcontrollers.
• Audio/video equipment where low noise is critical.
• Battery-powered devices needing stable 5V rails.

Conclusion of LD1085V50

The LD1085V50 stands out as a reliable, high-current linear regulator with exceptional noise performance and protection features. Its low dropout, wide input range, and robust packaging make it a top choice for engineers designing power systems in industrial, automotive, and consumer electronics. With STMicroelectronics' proven quality, this regulator ensures long-term stability and efficiency in diverse applications.