The MIC2251-2YD5-TR is a robust, high-efficiency, PWM (Pulse Width Modulated) synchronous boost regulator from Microchip Technology, designed to provide a reliable power management solution for portable electronic devices. This compact and versatile component is housed in a 10-MSOP (Mini Small Outline Package) with an exposed pad for enhanced thermal performance, making it an ideal choice for space-constrained applications.

Key Features

• Input Voltage Range: The MIC2251-2YD5-TR operates over a wide input voltage range of 2.5V to 10V, accommodating a variety of power sources.
• Adjustable Output Voltage: Users can set the output voltage from 3.3V to over 34V to suit the needs of the application, providing flexibility in design.
• High Efficiency: With synchronous rectification and a peak efficiency of over 94%, this regulator ensures minimal power loss and extended battery life for portable devices.
• Load Capability: It can deliver up to 500mA of output current, making it capable of driving a range of loads.
• Frequency Operation: The switching frequency is set at 1MHz, allowing for small external components and a compact overall design.
• Thermal Protection: Integrated thermal shutdown protection safeguards the device from potential damage due to overheating.
• Low Quiescent Current: The low quiescent current of 110µA extends battery life when in standby mode, making it energy-efficient.

Applications

The MIC2251-2YD5-TR is suitable for a wide array of applications, particularly where efficient power boosting is required in a small footprint. It is commonly used in:

• Portable Media Players
• Handheld Devices
• GPS Units
• Digital Cameras
• Wireless Peripherals
• Medical Devices

With its combination of efficiency, flexibility, and compact size, the MIC2251-2YD5-TR from Microchip Technology stands out as a high-performance solution for advanced power management in modern electronic devices.