STMicroelectronics

LD2985BM28R  

Linear & Switching Voltage Regulators

LD2985BM28R Description

The LD2985BM28R is a linear voltage regulator from STMicroelectronics, designed to provide a stable and reliable power supply in various electronic systems. With a fixed output voltage of 2.8V and a maximum output current of 150mA, this regulator is ideal for applications requiring low-voltage, low-power solutions. The device is housed in a compact SOT23-5 package, making it suitable for space-constrained designs.

LD2985BM28R Features

• Fixed Output Voltage: The LD2985BM28R provides a fixed output voltage of 2.8V, ensuring consistent power supply to connected components.
• Low Dropout Voltage: With a maximum dropout voltage of 0.575V at 150mA, this regulator maintains high efficiency even under heavy load conditions.
• Low Quiescent Current: The device consumes only 150µA in quiescent mode, making it suitable for battery-powered applications where power consumption is critical.
• Over Current and Over Temperature Protection: The LD2985BM28R includes built-in protection features to safeguard against potential damage due to overcurrent and overheating.
• PSRR and ECCN Compliance: The regulator offers a power supply rejection ratio (PSRR) of 45dB at 1kHz and complies with EAR99 regulations, ensuring reliable performance and regulatory compliance.

LD2985BM28R Applications

The LD2985BM28R is ideal for a wide range of applications, including:

• Portable Electronics: Due to its low power consumption and compact form factor, this regulator is well-suited for powering portable devices such as smartphones, tablets, and wearables.
• IoT Devices: The LD2985BM28R can provide stable power supply to IoT sensors and modules, ensuring reliable operation in various environmental conditions.
• Industrial Controls: In industrial settings, this regulator can be used to power low-voltage circuits and maintain consistent performance in harsh environments.
• Medical Devices: The LD2985BM28R's low-voltage output and compact size make it suitable for powering medical equipment and wearable health monitors.

Conclusion of LD2985BM28R

The LD2985BM28R from STMicroelectronics is a versatile and reliable linear voltage regulator, offering a fixed output voltage of 2.8V and a maximum output current of 150mA. Its low dropout voltage, low quiescent current, and built-in protection features make it an ideal choice for a variety of applications, including portable electronics, IoT devices, industrial controls, and medical equipment. With its compact SOT23-5 package and compliance with various regulations, the LD2985BM28R is a robust solution for low-voltage, low-power applications.

LD2985BM28R Documents

Download datasheets and manufacturer documentation for LD2985BM28R

Datasheets :

LD2985(A,B)xx      

PCN Packaging :

Moisture Barrier Bag 09/May/2016      

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HTML Datasheet :

LD2985(A,B)xx