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NCP1421DMR2 from ON,ON Semiconductor

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NCP1421DMR2

Manufacturer: ON

600 mA Sync-Rect PFM Step-Up DC-DC converter with True-Cutoff and Ring-Killer

Partnumber Manufacturer Quantity Availability
NCP1421DMR2 ON 15 In Stock

Description and Introduction

600 mA Sync-Rect PFM Step-Up DC-DC converter with True-Cutoff and Ring-Killer The **NCP1421DMR2** is a high-efficiency, step-up DC-DC converter designed for low-power applications requiring stable and reliable voltage regulation. This compact switching regulator integrates a synchronous rectifier, minimizing power loss and improving overall efficiency. With an input voltage range of **0.8V to 3.3V**, it is well-suited for battery-powered devices such as portable electronics, wireless sensors, and energy-harvesting systems.  

Featuring a fixed switching frequency of **1.2MHz**, the NCP1421DMR2 ensures smooth operation while reducing external component size, making it ideal for space-constrained designs. Its **automatic pulse-frequency modulation (PFM) mode** enhances efficiency at light loads, extending battery life. The device also includes built-in protections such as **overcurrent and thermal shutdown**, safeguarding against potential faults.  

Available in a **DFN-6 package**, the NCP1421DMR2 offers a compact footprint while delivering an output voltage of up to **5.0V** with a maximum output current of **300mA**. Engineers favor this component for its balance of performance, efficiency, and integration, making it a practical choice for modern low-power applications.  

For detailed specifications and application guidance, refer to the official datasheet and design resources.

Application Scenarios & Design Considerations

600 mA Sync-Rect PFM Step-Up DC-DC converter with True-Cutoff and Ring-Killer

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