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NCP300LSN47T1 from ON-SEMI,ON Semiconductor

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NCP300LSN47T1

Manufacturer: ON-SEMI, MOTO

Voltage Detector Series

Partnumber Manufacturer Quantity Availability
NCP300LSN47T1 ON-SEMI, MOTO 9368 In Stock

Description and Introduction

Voltage Detector Series **Introduction to the NCP300LSN47T1 Voltage Regulator**  

The NCP300LSN47T1 is a low-dropout (LDO) voltage regulator designed to deliver stable and efficient power management in a wide range of electronic applications. With an output voltage of 4.7V and a maximum output current of 300mA, this component is well-suited for battery-powered devices, embedded systems, and portable electronics where consistent voltage regulation is critical.  

Featuring a low dropout voltage, the NCP300LSN47T1 ensures reliable performance even when the input voltage is close to the output level, making it ideal for energy-sensitive designs. Its low quiescent current enhances power efficiency, extending battery life in mobile applications. Additionally, the regulator incorporates built-in protection features such as thermal shutdown and current limiting, safeguarding the device and connected circuitry from potential damage due to overheating or excessive load conditions.  

Housed in a compact SOT-23 package, the NCP300LSN47T1 offers a space-saving solution for PCB designs with limited real estate. Its stable operation across varying load and temperature conditions makes it a dependable choice for engineers seeking a robust, cost-effective voltage regulation solution. Whether used in consumer electronics, industrial controls, or IoT devices, this LDO regulator provides a balance of performance, efficiency, and reliability.

Application Scenarios & Design Considerations

Voltage Detector Series

Alternative Part Number

  • S-80847CLY-B-G --: Voltage detector with 4.7V threshold and CMOS output, functionally equivalent to the NCP300LSN47T1; different series naming makes it easy to distinguish.
  • MAX810LTRG --: 3-pin microprocessor reset supervisor with 4.63V trip point, close threshold match and same small SOT-23 style package, from a different product family.
  • MCP111T-475E/LB --: Voltage supervisor with 4.75V detection threshold and open-drain/CMOS-compatible output, suitable replacement for 4.7V reset monitoring applications.
  • MC33464H-47 --: Voltage supervisor with 4.7V threshold in SOT-23, functionally equivalent to the NCP300 series and from the same Motorola/ON lineage.
  • MAX809T --: Widely used 3-pin reset supervisor with similar threshold options and SOT-23 package, suitable drop-in replacement with minor threshold verification.
  • APX803-47 --: Low-cost voltage detector in SOT-23 with 4.7V-class threshold, pin-compatible alternative for reset/supervisor applications.

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