Microchip Technology

MCP1253-33X50I/MS  

DC Switching Voltage Regulators

MCP1253-33X50I/MS Description

The MCP1253-33X50I/MS from Microchip Technology is a high-efficiency, programmable charge pump DC-DC switching regulator designed for compact, low-power applications. This surface-mount device operates within a wide input voltage range of 2.7V to 5.5V, delivering a fixed or adjustable output voltage of 3.3V or 5V with a maximum output current of 120mA. Its 1MHz switching frequency ensures minimal external component requirements while maintaining high efficiency. Packaged in an 8-pin MSOP tube, the MCP1253-33X50I/MS is ideal for space-constrained designs, offering a robust solution for voltage conversion in portable and battery-powered systems.

MCP1253-33X50I/MS Features

• Programmable Output: Supports fixed 3.3V or 5V outputs, with flexibility for adjustable configurations.
• Wide Input Range: Operates from 2.7V to 5.5V, making it suitable for Li-ion, alkaline, or USB-powered applications.
• High Efficiency: Charge pump topology with 1MHz switching frequency reduces power loss and component footprint.
• Low Noise: Non-synchronous rectification minimizes EMI, critical for sensitive analog or RF circuits.
• Compact Design: 8MSOP package with MSL1 (Unlimited) moisture sensitivity ensures reliability in harsh environments.
• Compliance: ROHS3 and REACH compliant, meeting global environmental standards.

MCP1253-33X50I/MS Applications

• Portable Electronics: Ideal for smartphones, wearables, and IoT devices requiring efficient power management.
• Battery-Powered Systems: Supports Li-ion or coin-cell applications with low quiescent current.
• Embedded Systems: Provides stable voltage for microcontrollers, sensors, and low-power peripherals.
• Industrial Sensors: Suitable for space-constrained, noise-sensitive measurement equipment.
• USB-Powered Devices: Efficiently steps up/down USB voltage for peripherals like flash drives or wireless modules.

Conclusion of MCP1253-33X50I/MS

The MCP1253-33X50I/MS stands out for its programmability, compact size, and wide input range, making it a versatile choice for modern low-power designs. Its high switching frequency and charge pump topology eliminate the need for bulky inductors, reducing BOM cost and PCB space. Whether for consumer electronics, industrial systems, or battery-operated devices, this regulator delivers reliable performance with compliance to environmental and industry standards. Engineers seeking a balance of efficiency, flexibility, and miniaturization will find it an optimal solution.

MCP1253-33X50I/MS Documents

Download datasheets and manufacturer documentation for MCP1253-33X50I/MS

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