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Onsemi NCP5623BMUTBG Environmental and export classification status description

The NCP5623BMUTBG is a linear current regulator designed for driving LEDs. It offers high efficiency and a compact solution for applications requiring low power consumption while providing a constant output current. This IC is often used in portable applications where battery life is crucial, such as in backlighting, indicator lights, and decorative LED lighting. Functions 1. Constant Current Regulation: The NCP5623 maintains a constant output current independent of supply voltage changes, ensuring consistent brightness for the LEDs. 2. Low Dropout Voltage: The device features a low dropout voltage, which means it can regulate current effectively even with low input-to-output voltage differentials. 3. Thermal Protection: The IC includes thermal protection features to prevent overheating and damage. 4. Enable Function: It has an enable pin to control the operation mode, allowing for power saving during stand-by. 5. Wide Supply Voltage Range: The NCP5623 supports a wide input voltage range, making it adaptable to various supply conditions. Applications - LED Lighting: Used to drive high-brightness LEDs in various lighting applications. - Portable Devices: Ideal for battery-powered applications where efficient LED driving is needed. - Display Backlighting: Provides constant current for LED backlighting in displays. - Decorative Lighting: Suitable for customizable ambient and decorative lighting solutions. Alternative Parts Here are a few alternative parts that can often be used in similar applications: - NCP3065: A boost converter that can also regulate current for driving LEDs. - LT3485: A different current regulator designed for LED applications. - MIC3204: A linear LED driver that offers similar current regulation functionalities. - MAX16832: Another LED driver IC that supports constant current output for driving multiple LEDs. Embedded Modules Currently, there may not be widely-known embedded modules specifically featuring the NCP5623BMUTBG, but it could be found embedded in various development boards for prototype designs or used in LED driver module solutions from different manufacturers. Related Q&A Q1: What kind of applications is the Onsemi NCP5623BMUTBG best suited for? A1: The NCP5623BMUTBG is best suited for applications involving LED lighting, such as backlighting for displays, indicator lights, and portable LED devices where constant brightness is required. Q2: What is the significance of the enable pin in the NCP5623BMUTBG? A2: The enable pin allows designers to control the operation of the regulator, effectively putting it in a low power state during inactive periods, thereby saving power in battery-operated applications. Q3: How does the NCP5623 handle thermal protection? A3: The NCP5623 features built-in thermal protection that shuts down the device if it overheats, preventing damage and ensuring reliability during operation. Q4: Can the NCP5623BMUTBG be used with multiple LEDs in parallel? A4: Yes, multiple LEDs can be driven in parallel with the NCP5623BMUTBG, maintaining constant current through each LED branch if configured correctly. Q5: What are the advantages of using a linear LED driver like the NCP5623BMUTBG over a switching regulator? A5: Linear LED drivers like the NCP5623BMUTBG offer advantages such as simpler design, lower electromagnetic interference (EMI), and a quieter operation, which can be highly beneficial in applications where noise needs to be minimized.