STMicroelectronics

LD3985M28R  

Linear & Switching Voltage Regulators

LD3985M28R Description

The LD3985M28R is a Linear & Switching Voltage Regulator manufactured by STMicroelectronics. It is designed to provide a stable and efficient power supply in various electronic devices. This product is currently active and is compliant with REACH and RoHS3 regulations. The LD3985M28R is a surface-mount device, making it suitable for modern electronics manufacturing processes. It features a fixed output voltage of 2.8V and can deliver a maximum output current of 150mA. The device also has a low quiescent current of 150 µA, which helps to minimize power consumption in low-power applications.

LD3985M28R Features

• Output Type: Fixed
• Voltage - Input (Max): 6V
• Current - Output: 150mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 250 µA
• Voltage - Output (Min/Fixed): 2.8V
• Voltage Dropout (Max): 0.1V @ 150mA
• PSRR: 60dB ~ 50dB (1kHz ~ 10kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)

The LD3985M28R stands out from similar models due to its low voltage dropout and high PSRR, which ensures stable operation even in noisy environments. Its enable control feature allows for easy integration into various power management systems.

LD3985M28R Applications

The LD3985M28R is ideal for use in a wide range of applications where a stable and efficient power supply is required. Some specific use cases include:

1. Portable electronic devices, such as smartphones and tablets, where low power consumption and high efficiency are crucial.
2. IoT devices and sensors, where a stable power supply is needed to ensure reliable operation.
3. Industrial control systems, where the device's ability to withstand high input voltages and provide a stable output voltage is essential.

Conclusion of LD3985M28R

The LD3985M28R is a versatile and efficient Linear & Switching Voltage Regulator that offers a range of benefits for various electronic applications. Its fixed output voltage, low quiescent current, and high PSRR make it an excellent choice for power management in portable devices, IoT devices, and industrial control systems. With its compliance with REACH and RoHS3 regulations, the LD3985M28R is not only a high-performing device but also an environmentally responsible choice.

LD3985M28R Documents

Download datasheets and manufacturer documentation for LD3985M28R

PCN Assembly/Origin :

New Lead-Frame 01/Sep/2020      

Datasheets :

LD3985xx      

PCN Packaging :

Moisture Barrier Bag 09/May/2016      

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HTML Datasheet :

LD3985xx