The NCP1402SN50T1 is a highly integrated, efficient, and versatile DC-DC converter from ON Semiconductor. This step-up, switch-mode converter is designed for battery-powered and low-power applications. It operates from a voltage as low as 0.8 volts, making it perfect for devices powered by single-cell batteries, such as AA or AAA, or even coin cells.

Key Features

    
• Output Voltage: This converter provides a fixed output voltage of 5.0V, which is essential for powering microcontrollers and other digital logic that require a stable 5V supply.
    
• High Efficiency: The NCP1402SN50T1 boasts high efficiency, which is crucial for prolonging battery life in portable applications. Its efficiency allows for minimal power loss during conversion, ensuring more energy is available for the device's operation.
    
• Low Quiescent Current: It features a low quiescent current, further extending battery life when the device is in standby mode.
    
• Start-Up Voltage: The device can start up with a voltage as low as 0.8V and can operate down to 0.3V after startup, accommodating the declining voltage level of batteries as they discharge.
    
• Package: The NCP1402SN50T1 comes in a compact SOT-23-5 package, which is ideal for space-constrained applications.
  

Applications

The NCP1402SN50T1 is suitable for a variety of applications, including but not limited to:

    
• Portable devices
    
• Wireless communication equipment
    
• Personal care appliances
    
• Medical monitoring devices
    
• Low-power sensors
  

Advantages

ON Semiconductor's NCP1402SN50T1 offers design engineers a blend of versatility and performance. Its ability to boost low input voltages to a stable 5V output makes it a go-to choice for designers working on portable and battery-operated devices. The high efficiency and low quiescent current contribute to longer battery life, which is a critical factor for consumer satisfaction in portable electronics. Additionally, the small footprint of the SOT-23-5 package allows for the creation of compact, lightweight products without compromising on power management capabilities.