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NCP561SN30T1G from ON,ON Semiconductor

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NCP561SN30T1G

Manufacturer: ON

150 mA CMOS Low Iq Low-Dropout Voltage Regulator

Partnumber Manufacturer Quantity Availability
NCP561SN30T1G ON 120 In Stock

Description and Introduction

150 mA CMOS Low Iq Low-Dropout Voltage Regulator The **NCP561SN30T1G** is a high-performance, low-dropout (LDO) linear voltage regulator designed for precision power management in a variety of electronic applications. Manufactured by ON Semiconductor, this component delivers a stable 3.0V output with a maximum current capacity of 150mA, making it suitable for low-power devices such as sensors, microcontrollers, and portable electronics.  

Featuring a low dropout voltage of 250mV at full load, the NCP561SN30T1G ensures efficient operation even when the input voltage is close to the output level. Its ultra-low quiescent current (typically 1.0µA) enhances energy efficiency, making it ideal for battery-powered systems. The regulator also includes built-in protection features such as thermal shutdown and current limiting, improving reliability in demanding conditions.  

Housed in a compact **SOT-23-5** package, the NCP561SN30T1G offers a space-saving solution for PCB designs while maintaining excellent thermal performance. With a wide input voltage range of 2.5V to 12V, it accommodates various power sources, from batteries to regulated DC supplies.  

Engineers value this LDO for its low noise output, high PSRR (Power Supply Rejection Ratio), and fast transient response, ensuring stable voltage delivery in sensitive circuits. Whether used in IoT devices, medical equipment, or consumer electronics, the NCP561SN30T1G provides a reliable and efficient power regulation solution.

Application Scenarios & Design Considerations

150 mA CMOS Low Iq Low-Dropout Voltage Regulator

Alternative Part Number

  • LP2985AIM5-3.0 --: Low-dropout 3.0V linear regulator in SOT-23-5 with similar current capability and pinout, widely available and a common drop-in substitute.
  • MIC5205-3.0YM5 --: 3.0V LDO regulator in SOT-23-5 with low quiescent current, matching the NCP561's small-package low-power regulator role.
  • AP2112K-3.0TRG1 --: 3.0V CMOS LDO in SOT-23-5 with good stability and low dropout, suitable as a functional replacement for the NCP561SN30T1G.

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