LP2985-25DBVRG4

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The LP2985-25DBVRG4 is a linear voltage regulator from the PMIC (Power Management IC) family. It is a low-dropout voltage regulator (LDO) device which is capable of delivering a fixed output voltage of 2.5V with a 0.1V dropout voltage. The LP2985-25DBVRG4 is the perfect choice for many applications where space is at a premium and a wide input voltage range is needed. It is well-suited for multi-voltage low-power circuit designs and applications in industrial, medical and automotive equipment.

LP2985-25DBVRG4 provides ultra-low quiescent current of 40µA with an output current of up to 7A, while the input voltage is from 3V to 6V (max). It also features high power supply rejection, very good line and load transient response, short-circuit protection and over-current protection. Its ultra-low output noise (4µVRMS) makes the LP2985-25DBVRG4 ideal for audio and low noise applications.

This PMIC device is packaged in an ultra-compact, 6-pin power SOIC (Small Outline Integrated Circuit) package. It has an operating temperature range of -40℃ to 125℃. In terms of its working principle, the LP2985-25DBVRG4 features a voltage reference and a series pass transistor, with a low-voltage amplifier in between that aligns the output voltage with respect to the reference. The feedback loop of the amplifier adjusts the current through the pass transistor to match the output voltage to that of the reference. This process keeps the output voltage at the desired level.

The LP2985-25DBVRG4 has many applications. It can be used in consumer electronic devices such as computers, handheld products and networking equipment. It is also widely used in automotive, industrial, medical and consumer applications. In automotive equipment, the LP2985-25DBVRG4 can be used in keyless entry systems, power windows and sunroofs, and audio systems. In medical equipment, it is used in portable medical device/instrumentation and diagnostic/lab equipment. In consumer products, it is used in home exercise equipment, air conditioners, and electric ranges.

In conclusion, the LP2985-25DBVRG4 is a low-dropout voltage regulator that delivers a fixed output voltage of 2.5V with a 0.1V dropout voltage. It is a very efficient device with a high power supply rejection, very good line and load transient response, short circuit protection, and over-current protection Features. It has a wide range of applications from automotive to consumer products. It comes in an ultra-compact 6-pin power SOIC package and has an operating temperature range of -40℃ to 125℃.

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