Microchip Technology's MCP1791-3002E/ET High-Voltage LDO Regulator

The MCP1791-3002E/ET is a high-performance, high-voltage, low-dropout regulator designed by Microchip Technology to deliver a continuous 70 mA of output current. This component is well-suited for applications requiring high input voltage and low output voltage, providing a reliable power solution with an input voltage capability up to 30V.

Key Features

• High Input Voltage Range: Operates with an input voltage range from 4.5V to 30V, making it versatile for various applications, including automotive and industrial systems.
• Stable Output: Provides a stable output voltage of 3.0V, which is critical for sensitive electronics that require a consistent power supply.
• Low Dropout Voltage: The low dropout voltage allows the regulator to continue providing a regulated output even when the supply voltage is very close to the output voltage, enhancing efficiency.
• Thermal Protection: Features an overtemperature protection that safeguards the device from damage due to excessive heat.
• Short-Circuit Protection: Comes with a built-in short-circuit protection mechanism that prevents damage to the device and the connected load in case of a fault.
• Power Good Output: Includes a 'power good' output indicator, which provides a status signal to indicate when the output is stable and within regulation, a useful feature for power sequencing.

Applications

The MCP1791-3002E/ET is an ideal choice for a wide range of applications, particularly where high input voltages are common. These include:

• Automotive systems
• Industrial equipment
• Telecommunications infrastructure
• Battery-powered devices
• Microcontroller power supplies

Package and Reliability

The MCP1791-3002E/ET is available in a RoHS-compliant, thermally efficient 3-pin TO-220 package, ensuring robustness and reliability in demanding environments. With its extended temperature range, the device is designed to perform optimally in a wide range of operating conditions.

For detailed specifications and application guidance, refer to the datasheet and support documentation available on the Microchip Technology website.