The LD2985BM15R from STMicroelectronics is a highly precise, low-dropout voltage regulator designed to deliver a stable and reliable power supply. This component is particularly suitable for battery-powered devices, where energy efficiency and voltage stability are critical for both performance and longevity.

Key Features

• Output Voltage: The LD2985BM15R provides a fixed output voltage of 1.5V, which is ideal for low-voltage electronics that require a regulated power supply.
• Low Dropout: With a low dropout voltage of just 120mV at 50mA load, this voltage regulator ensures efficient operation, even when the input voltage is close to the output voltage.
• High Output Accuracy: This device offers excellent output voltage accuracy, with a tolerance of ±1%, ensuring consistent performance for sensitive electronic circuits.
• Current and Thermal Limit: It incorporates both current limiting and thermal shutdown features to protect the device and the load from damage due to overcurrent or overheating conditions.
• Low Quiescent Current: The LD2985BM15R is optimized for low quiescent current, making it an excellent choice for battery-powered applications where minimizing power consumption is essential.
• Noise Reduction: A low output noise voltage makes this regulator suitable for noise-sensitive applications such as audio or RF circuits.

Applications

The LD2985BM15R is versatile and can be used in a variety of applications, including:

• Battery-powered devices
• Portable media players
• Mobile phones
• Personal digital assistants (PDAs)
• Wireless communication systems

Package Information

The device comes in a miniature, surface-mount SOT-23-5 package, which is highly suitable for space-constrained applications. Its compact size and low profile make it an excellent choice for portable and miniaturized electronic assemblies.

Conclusion

The LD2985BM15R voltage regulator from STMicroelectronics is a reliable and efficient solution for maintaining a stable voltage in a wide range of electronic devices. Its low dropout, high accuracy, and additional protective features make it a top choice for designers looking to optimize their power management solutions.