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MCP1812BT-025/OT

MCP1812BT-025/OT Description

The MCP1812BT-025/OT is a fixed output linear voltage regulator designed by Microchip Technology. It offers a stable 2.5V output voltage with a maximum output current of 300mA. This regulator is housed in a compact SOT23-5 package, making it suitable for surface mount applications. The device features a maximum input voltage of 5.5V and a dropout voltage of 0.6V at 300mA, ensuring efficient operation even at low input-to-output differentials. The regulator also includes an enable control feature and over-current protection, enhancing its versatility and reliability. Despite its small size, the MCP1812BT-025/OT maintains a low quiescent current of 0.5 µA and a supply current of 220 µA, contributing to its energy efficiency. With a power supply rejection ratio (PSRR) of 50dB at 1kHz, the regulator effectively filters out noise from the input supply. Although the product is now obsolete, its robust design and performance make it a reliable choice for a variety of applications.

MCP1812BT-025/OT Features

• Fixed Output Voltage: Provides a stable 2.5V output, ensuring consistent power supply to connected devices.
• High Efficiency: Achieves a dropout voltage of 0.6V at 300mA, allowing for efficient operation at low input-to-output voltage differentials.
• Low Quiescent Current: Consumes only 0.5 µA in quiescent mode, minimizing power loss and extending battery life in portable applications.
• Enable Control Feature: Offers an enable pin, allowing users to control the regulator's operation and reduce power consumption when not in use.
• Over-Current Protection: Protects the regulator and connected devices from damage due to excessive current.
• Compact Packaging: Utilizes a SOT23-5 package, ideal for space-constrained designs and surface mount applications.
• High PSRR: Achieves a power supply rejection ratio of 50dB at 1kHz, effectively filtering out noise from the input supply and ensuring clean output voltage.

MCP1812BT-025/OT Applications

The MCP1812BT-025/OT is well-suited for a variety of applications where a stable and efficient power supply is required. Its compact size and low quiescent current make it ideal for portable electronic devices, such as smartphones, tablets, and wearable technology. The regulator's fixed 2.5V output and 300mA current capability are perfect for powering microcontrollers, sensors, and other low-power electronics. Additionally, the enable control feature and over-current protection enhance its reliability and versatility, making it suitable for use in industrial control systems, medical devices, and automotive electronics.

Conclusion of MCP1812BT-025/OT

The MCP1812BT-025/OT is a robust and efficient linear voltage regulator designed for applications requiring a stable 2.5V output. Its low dropout voltage, low quiescent current, and compact packaging make it an ideal choice for space-constrained and power-sensitive designs. The enable control feature and over-current protection further enhance its reliability and versatility. Despite being obsolete, the MCP1812BT-025/OT remains a reliable and efficient solution for a wide range of electronic applications.