LP3963ES-3.3/NOPB

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LP3963ES-3.3/NOPB is a voltage regulator from Texas Instruments that belongs to the PMIC – Voltage Regulators – Linear category. This voltage regulator is specifically designed for precision applications. It is a monolithic three-terminal fixed output low dropout voltage regulator that is ideal for low power devices or those that require low supply current.

The voltage is adjustable with an external divider from 2.5V to 3.3V and can deliver up to 200 mA at temperatures up to 85C. The device helps to reduce power consumption by delivering high-accuracy voltage regulation with low dropout voltage and low quiescent current. In addition, the LP3963ES-3.3/NOPB also offers built-in current limit and thermal shutdown protection. It also includes complementary feedback transistors which reduce noise and improve transient response.

The LP3963ES-3.3/NOPB application fields mainly include but not limited to automotive, consumer, and industrial applications. This Voltage Regulator offers excellent performance and is ideal for a variety of battery-powered applications. It is often used in automotive and industrial control panels, when an adjustable voltage is required for reliable operation.

As for the working principle of the device, it’s designed as a low dropout linear regulator. This means that it works by keeping a certain voltage at the output, and maintains it over a wide range of load current. The LP3963ES-3.3/NOPB uses an external voltage divider to set the required output voltage, and uses the internal PNP transistor to regulate the output voltage. The PNP transistor delivers current to the output whenever the output voltage is lower than the voltage-divider set value. The LP3963ES-3.3/NOPB also includes an internal reference circuit and a current-limiting circuit. The reference circuit provides a stable reference voltage, while the current-limiting circuit ensures that the load current is limited to a safe level.

All in all, LP3963ES-3.3/NOPB is a reliable and excellent performance voltage regulator. It is ideal for low power devices or those that require low supply current, and can be used in various consumer, automotive, and industrial applications. With its built-in current limit and thermal shutdown protection, LP3963ES-3.3/NOPB can help to reduce power consumption, and offer excellent performance and stable output voltage.

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