NCV78L12ABDR2

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NCV78L12ABDR2 is a voltage regulator from NXP, part of its Linear Regulators family. Its low quiescent current and built-in current limiting features make it well suited for high-side or low-side power conditioning circuits. In addition, its integrated thermal shutdown function provides protection against self-heating. Broad selection of voltage ratings and a wide input voltage range from 2.0V to 26V make it versatile for a variety of applications.

NCV78L12ABDR2 comes in an industry standard SOT23-5 footprint, which is beneficial in applications that use high-pin count devices like microcontrollers and digital signal processors. The device can deliver up to 600mA of output current with a maximum ambient temperature of +125°C. As well, its excellent AC load regulation and lower dropout voltage characteristics make it efficient at light load conditions.

The device is well suited for pin-voltage monitoring and powering of LED and LCD displays. It is also suitable for battery-powered systems such as mobile phones, tablet PCs, and other portable electronics. In addition, its low quiescent current output makes it suitable for battery-powered systems such as wearables and portable electronics.

The working principle of NCV78L12ABDR2 is based on the same basic principles as linear voltage regulation. The application of a voltage to the input terminal, after being filtered and divided into two parts, provides a bias to the junction of the P-type, N-type and High Voltage Switching MOSFETs. These three elements form a voltage operating loop which maintains a constant reference voltage on the output terminal. In order to prevent current overload and protect the system, current limiting circuitry is also included inside the device.

In summary, NCV78L12ABDR2 is a versatile, high-performance linear voltage regulator which incorporates low quiescent current and built-in current limiting features that make it well suited for high-side or low-side power conditioning circuits. Its broad selection of voltage ratings and wide input voltage range make it an ideal choice for a variety of applications. Its low quiescent current feature makes it suitable for battery-powered systems such as wearables and portable electronics. Its working principle is based on the same basic principles as linear voltage regulation.

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