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Onsemi NCP1403SNT1G Environmental and export classification status description

The Onsemi NCP1403SNT1G is a high-efficiency, step-up (boost) DC-DC converter designed for low power applications. It is ideal for powering small, portable devices, and features an internal switch that contributes to reducing the component count and simplifying design. Functions 1. Step-Up Conversion: The primary function of the NCP1403 is to increase (boost) a lower input voltage to a higher output voltage. 2. Efficiency: It offers high efficiency, which is crucial for battery-powered designs to prolong operation time. 3. Low Quiescent Current: Enables prolonged battery life in applications where the device is in standby mode. 4. Fixed Voltage Options: Available in different fixed output voltage configurations. 5. Protection Features: Includes features such as thermal shutdown and current limiting to protect the device and connected loads. Applications - Portable Electronics: Power supplies for small gadgets such as wearables and remote sensors. - Battery-Powered Devices: Suitable for applications needing an efficient step-up power source from batteries. - LED Drivers: Used in designs requiring LED lighting, especially miniaturized applications. - Energy Harvesting: Acts as a power supply for devices utilizing energy harvesting techniques (e.g., solar panel chargers). Alternative Parts 1. Microchip MCP1640 2. Texas Instruments TPS61030 3. Maxim MAX757 4. Linear Technology LT1302 These alternatives may offer similar functionality, but be sure to check datasheets for specifications to ensure compatibility with your application. Embedded Modules Embedded modules incorporating the NCP1403SNT1G can be found in various prototyping development kits, including those designed for IoT devices and energy-efficient sensor networks. Related Q&A Q1: What input voltage range does the NCP1403 support? A1: The NCP1403 typically operates over an input voltage range of approximately 1.8V to 3.3V, making it suitable for applications powered by single-cell lithium batteries. Q2: What output voltage can the NCP1403 be configured to produce? A2: The NCP1403 is available in different fixed voltage versions, commonly around 5V output; however, check the specific part number for exact voltage configurations. Q3: How does the efficiency of the NCP1403 impact battery life in portable applications? A3: High efficiency minimizes power losses in the conversion process, resulting in longer battery life, which is critical for portable battery-operated devices. Q4: Does the NCP1403 have any safety features? A4: Yes, it includes thermal shutdown and current limiting features, which help protect the device and the load from potential damage due to excessive current or overheating. Q5: What is the typical quiescent current of the NCP1403 when in standby mode? A5: The NCP1403 typically has a low quiescent current, making it ideal for battery-powered applications where minimizing power consumption during idle periods is crucial.