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NCP1403SNT1 from ON,ON Semiconductor

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NCP1403SNT1

Manufacturer: ON

15 V/50 mA PFM Step-Up DC-DC Converter

Partnumber Manufacturer Quantity Availability
NCP1403SNT1 ON 5650 In Stock

Description and Introduction

15 V/50 mA PFM Step-Up DC-DC Converter # Introduction to the NCP1403SNT1  

The NCP1403SNT1 is a high-efficiency, step-up DC-DC converter designed for low-power applications. This compact switching regulator is capable of delivering stable output voltages from a single-cell or dual-cell battery input, making it ideal for portable electronics, IoT devices, and battery-powered systems.  

With an input voltage range of 0.8V to 5.0V, the NCP1403SNT1 can efficiently boost voltages up to 5.0V, ensuring reliable performance even with depleted batteries. Its integrated power switch minimizes external component count, simplifying PCB design and reducing overall system cost. The device operates at a fixed switching frequency of 1.2MHz, allowing for the use of small inductors and capacitors while maintaining low output ripple.  

Key features include automatic pulse-frequency modulation (PFM) for improved efficiency at light loads, as well as a low shutdown current to extend battery life. The NCP1403SNT1 is available in a space-saving SOT-23 package, making it suitable for compact designs.  

Engineers favor this IC for its balance of efficiency, size, and ease of integration, making it a versatile choice for power management in modern electronic applications.

Application Scenarios & Design Considerations

15 V/50 mA PFM Step-Up DC-DC Converter

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