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MCP1812BT-028/LB

MCP1812BT-028/LB Description

The MCP1812BT-028/LB is a linear voltage regulator designed by Microchip Technology, offering a fixed output voltage of 2.8V and a maximum output current of 300mA. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SC70-3 package, making it suitable for surface mount applications. Despite its small form factor, the MCP1812BT-028/LB delivers robust performance with a maximum input voltage of 5.5V and a dropout voltage of 0.6V at full load. It features a low quiescent current of 0.5 µA and a supply current of up to 220 µA, ensuring high efficiency and minimal power consumption. The regulator also includes an enable control feature and over-current protection, enhancing its reliability and versatility. However, it is important to note that this product is now obsolete, which may affect its availability and support.

MCP1812BT-028/LB Features

• Fixed Output Voltage: Provides a stable 2.8V output, ideal for applications requiring a consistent power supply.
• High Efficiency: With a dropout voltage of only 0.6V at 300mA, the MCP1812BT-028/LB ensures efficient power conversion even at high loads.
• Low Quies Currentcent: The 0.5 µA quiescent current minimizes power loss during standby, making it suitable for battery-powered devices.
• Enable Control: The enable feature allows for dynamic power management, enabling or disabling the regulator as needed.
• Over-Current Protection: Built-in protection safeguards the regulator and connected circuits from over-current conditions.
• Compact Design: The SC70-3 package is ideal for space-constrained applications, ensuring minimal footprint on the PCB.
• Surface Mount Compatibility: Designed for surface mount technology, facilitating automated assembly processes.
• HighRR PS: A Power Supply Rejection Ratio (PSRR) of 50dB at 1kHz ensures high immunity to noise and ripple from the input supply.

MCP1812BT-028/LB Applications

The MCP1812BT-028/LB is well-suited for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and high efficiency make it ideal for portable devices, such as smartphones, tablets, and wearable electronics, where battery life and space are critical. The enable control feature further enhances its suitability for applications that require dynamic power management such, as IoT devices and sensor modules. Additionally, its over-current protection and compact design make it a reliable choice for embedded systems and consumer electronics.

Conclusion of MCP1812BT-028/LB

The MCP1812BT-028/LB stands out as a high-performance linear regulator with a fixed 2.8V output and a maximum current capability of 300mA. Its low dropout voltage and quiescent current, combined with enable control and over-current protection, make it a versatile and efficient solution for a wide range of applications. Despite its obsolescence, MCP the1812BT-028/LB remains a valuable component for designers seeking a reliable and compact power management solution. For those looking to replace or upgrade, it is recommended to explore newer models from Microchip Technology or other manufacturers that offer similar or enhanced features.