LP2985AIM5X-135/NOPB

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The LP2985AIM5X-135/NOPB is a member of Texas Instruments’ (TI) family of linear voltage regulators. This low-power, single-channel voltage regulator saves system power with its low quiescent current of only 28µA. The LP2985AIM5X-135/NOPB is designed to provide robust, stable regulation and outstanding reliability.

The LP2985AIM5X-135/NOPB uses a proprietary architecture that minimizes power draw regardless of the load current and provides excellent line and load regulation (0.2% typical). By default, the device operates from an input voltage range of 1.8V to 5.5V and can be configured to deliver up to 135mA of output current, but this can be increased using an external MOSFET.

The LP2985AIM5X-135/NOPB benefits from a variety of adjustable features, such as reverse battery protection and over-temperature, over-voltage and under-voltage protections. Additionally, it is AEC-Q100 Grade 1 qualified for automotive applications.

Application Field

The LP2985AIM5X-135/NOPB is suitable for a wide range of applications. Its low power requirements make it ideal for battery-powered portable designs, such as smartphones and wearables. It is also suitable for automotive and industrial uses, such as motor controllers and balance-of-systems for renewable energy systems. Additionally, its design flexibility lends itself well to applications that require high-efficiency voltage regulation.

Working Principle

The LP2985AIM5X-135/NOPB is a linear voltage regulator that uses an internal P-channel MOSFET to regulate the output voltage. The device offers excellent line and load regulation, wide input and output voltage ranges, and adjustable features that improve system reliability. When powering a circuit, the device continuously monitors the output voltage and adjusts its internal MOSFET to provide stable output.

The LP2985AIM5X-135/NOPB also offers advanced protection features that protect the device and the system from overloads, input over-voltage, output over-voltage, and reverse battery. These features can be configured via the two-pin SEL/SET pin and an external resistor. Additionally, the device provides over-temperature protection and shutdown capability.

The LP2985AIM5X-135/NOPB is a reliable, low-noise, single-channel voltage regulator that provides excellent line and load regulation, adjustable features and advanced protection features, making it ideal for a wide range of applications.

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