LP3985IM5-3.0

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LP3985IM5-3.0 is a highly efficient, high-speed, low-noise, low dropout (LDO) linear voltage regulator with integrated dual-channel MOSFETS. This device is part of the LP3985 family of LDOs, suitable for use in high-current and high-speed power applications. It is a 5V fixed regulator that utilizes a simple resistive divider on the output voltage pins to set the required output voltage. It is capable of outputting up to 3A of continuous current and 7A of transient current.

LP3985IM5-3.0 applications include battery management, computer and mobile device power management, charger systems, pointof-load (PoL) regulation, and other high-current linear power applications. In the 3.0 versions, an adjustable precision voltage reference is incorporated, which helps maintain absolute stability at lower currents. This feature makes the LP3985IM5-3.0 ideal for use in low-current applications, where tight output voltage tolerance is required.

The LP3985IM5-3.0 requires only a few external components to operate, and its wide operating range allows for a wide range of output voltage settings. In terms of its working principle, the device contains an internal transistor, which acts as its primary voltage regulator. This transistor is controlled by an internally-generated reference voltage, and is designed to stay as close as possible to the specified output voltage. To ensure stable operation, the output voltage is sensed and adjusted to counteract changes in input voltage, output current, and component tolerances.

The LP3985IM5-3.0 offers excellent load and line regulation, a low input voltage rejection ratio, and a high peak current capability. The device also features over-current and over-temperature protection, as well as an integrated soft-start circuitry. Additionally, the LP3985IM5-3.0 has a low quiescent current of just 5µA and is capable of providing up to 78% efficiency in high-demand applications.

In summary, the LP3985IM5-3.0 is a versatile, high-performance linear voltage regulator capable of delivering up to 3A of continuous current and 7A of transient current. It offers excellent load and line regulation, low quiescent current, and high efficiency and can be used in a wide range of applications from computer power management to battery management.

The specific data is subject to PDF, and the above content is for reference