Microchip Technology

MCP1663T-E/OT

MCP1663T-E/OT Description

The MCP1663T-E/OT from Microchip Technology is a high-efficiency, adjustable-output boost DC-DC switching regulator designed for compact, power-sensitive applications. Operating within a 2.4V to 5.5V input range, it delivers up to 375mA output current with an adjustable output voltage ranging from 2.4V to 32V, making it highly versatile for low-voltage to high-voltage conversion. The device integrates a 500kHz fixed-frequency PWM controller, ensuring stable performance with minimal external components. Packaged in a SOT-23-5 form factor, it is ideal for space-constrained designs. Compliant with ROHS3 and REACH standards, it is suitable for industrial, automotive, and consumer electronics.

MCP1663T-E/OT Features

• Wide Input Range (2.4V–5.5V): Supports operation from low-voltage sources like single-cell Li-ion batteries or two-cell alkaline/NiMH batteries.
• High Output Voltage (Up to 32V): Enables use in applications requiring elevated voltages, such as LED drivers or sensor biasing.
• 500kHz Switching Frequency: Reduces inductor size and PCB footprint while maintaining efficiency.
• Compact SOT-23-5 Package: Optimized for space-constrained designs.
• Non-Synchronous Topology: Simplifies design with an external Schottky diode for cost-effective solutions.
• Low Quiescent Current (Typ. 40µA): Enhances battery life in portable applications.
• Active Product Status & Industrial Compliance: Ensures long-term availability and adherence to environmental regulations.

MCP1663T-E/OT Applications

• Portable Electronics: Powering displays, sensors, or peripherals from single-cell batteries.
• LED Drivers: Driving high-brightness LEDs in automotive or signage applications.
• Industrial Systems: Providing stable bias voltages for sensors, actuators, or communication modules.
• Energy Harvesting: Boosting low-voltage outputs from solar cells or thermoelectric generators.
• Automotive Accessories: Supporting infotainment systems or backup power circuits.

Conclusion of MCP1663T-E/OT

The MCP1663T-E/OT stands out as a compact, efficient, and flexible boost regulator, offering a unique combination of wide input/output ranges, high switching frequency, and minimal external components. Its small footprint and compliance with industrial standards make it an excellent choice for designers seeking reliable power conversion in space-constrained or battery-operated systems. Whether for LED lighting, portable devices, or industrial controls, this regulator delivers performance, efficiency, and scalability in a cost-effective package.