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NCP303LSN42T1 from MOTO,Motorola

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NCP303LSN42T1

Manufacturer: MOTO, ON-SEMI

Voltage Detector Series with Programmable Delay

Partnumber Manufacturer Quantity Availability
NCP303LSN42T1 MOTO, ON-SEMI 30155 In Stock

Description and Introduction

Voltage Detector Series with Programmable Delay The **NCP303LSN42T1** is a high-performance, low-dropout (LDO) voltage regulator designed for precision power management in modern electronic systems. This component provides a fixed output voltage of **4.2V** with a maximum output current of **150mA**, making it suitable for applications requiring stable and efficient voltage regulation.  

Featuring a low dropout voltage and excellent line/load regulation, the NCP303LSN42T1 ensures reliable performance in battery-powered devices, portable electronics, and embedded systems. Its low quiescent current enhances energy efficiency, extending battery life in power-sensitive applications.  

The device incorporates built-in protection features, including **thermal shutdown** and **current limiting**, safeguarding against overtemperature and overcurrent conditions. Its compact **SOT-23-3** package allows for space-efficient PCB designs, ideal for compact and densely populated circuits.  

With a wide input voltage range and stable operation across varying load conditions, the NCP303LSN42T1 is a dependable choice for designers seeking a robust, low-noise voltage regulator. Its performance characteristics make it well-suited for consumer electronics, IoT devices, and industrial applications where precision power delivery is critical.  

Engineers can leverage this component to enhance system reliability while maintaining design simplicity and cost-effectiveness.

Application Scenarios & Design Considerations

Voltage Detector Series with Programmable Delay

Alternative Part Number

  • MC33464H-42ATR --: Voltage supervisor with similar 4.2V threshold and reset function, from ON Semiconductor (successor to Motorola), suitable drop-in for supervisory applications.
  • S-80842CNUA-B8FT2G --: Low-power voltage detector with 4.2V detection threshold and open-drain output, comparable function and package options.
  • MAX6420UK42+T --: Voltage monitor with 4.2V reset threshold in small SOT package, offering similar supervisory behavior for portable designs.
  • MAX6423US42+T --: Voltage supervisor with 4.2V threshold and open-drain reset output, functionally equivalent to the NCP303LSN42T1 in SOT-23 package.
  • TPS3839G42DBZT --: Ultra-low-power voltage detector with 4.2V trip point and active-low reset, suitable drop-in replacement in small SOT-23 package.
  • MCP112T-420E/TT --: Micropower voltage supervisor with 4.2V threshold and active-low push-pull reset, similar pinout and function in SOT-23.

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