NCP431AILPRAG

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NCP431AILPRAG is an integrated precision low-dropout (LDO) voltage regulator developed by ON Semi. It’s classified as PMIC – Voltage Reference, and it’s primarily used in low-power, portable applications. The NCP431AILPRAG’s nominal output voltage is adjustable from 2.6 V to 5.5 V, and includes a low power shutdown mode to reduce current consumption when disabled. Its versatile features, flexible operation and wide input voltage range make the NCP431AILPRAG ideal for many applications in the consumer, aerospace and automotive markets.

This LDO voltage regulator provides good transient response and excellent line and load regulation with a minimum input voltage of 1.8V and a typical quiescent current of only 2μA(Typ) under no load conditions. It also provides an overcurrent/short-circuit/over-temperature fault protection feature as well as an optional shutdown feature that can be enabled via an external logic signal. Furthermore, the NCP431AILPRAG offers a number of useful features, such as reverse battery protection, reverse current protection, brown-out protection, and low dropout performance.

The NCP431AILPRAG features a minimum float voltage and a low impedance to reduce output voltage variations in applications with varying loads, such as display and audio applications. The device is also optimized for minimum noise and ultra-low output ripple, providing improved signal integrity for consumer and automotive audio applications. The NCP431AILPRAG also supports low voltage startup as well as allowing for hybrid power solutions with a supply voltage of up to 18V and an output voltage capability of up to 6.8V.

The NCP431AILPRAG\'s low voltage and low dropout feature makes it particularly well suited for applications that require stable and reliable power circuits, such as portable consumer products, automotive lighting, audio systems, and more. Its adjustable output voltage feature enables the designer to fine-tune the design to the exact voltage level required, while its high PSRR performance provides good noise rejection.

The NCP431AILPRAG operates with a wide input voltage range from 1.8V to 18V, and its output voltage can be adjusted from 2.6V to 5.5V. The device is available in the SOT-223 package, making it easy to integrate into existing designs. It also features low quiescent current and low power shutdown mode, making it ideal for battery-powered applications.

In summary, the NCP431AILPRAG is an excellent choice for designs needing low-dropout voltage regulation. The device offers an adjustable output voltage, good transient response, reverse battery protection, over-temperature protection, and an ultra-low quiescent current that make it well suited for consumer, aerospace and automotive applications. It also supports low power shutdown, low voltage startup, and a wide input voltage range. The device is available in the SOT-223 package, making it a great choice for applications in need of precision voltage regulation.

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