LP3925RMX-E/NOPB

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Mobile Handsets
Current - Supply:	3.5µA
Voltage - Supply:	3 V ~ 4.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	81-WFBGA, DSBGA
Supplier Device Package:	81-DSBGA (3.61x3.61)
Base Part Number:	LP3925

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LP3925RMX-E/NOPB is a specialized power management integrated circuit (PMIC) designed to provide a regulated voltage to an assortment of end-use applications. The LP3925RMX-E/NOPB simplifies power supply design problems by integrating both regulation and low-noise power path design on a single chip. The LP3925RMX-E/NOPB is capable of delivering up to 1.5A of continuous current, and up to a maximum of 2A peak current. It has a low output voltage noise of 200μVrms, making it particularly well-suited for applications in mobile phones, portable media players and other handheld devices.The LP3925RMX-E/NOPB is a fully integrated power management device that includes a 2.2V output low-dropout regulator, two low-noise linear regulators, two high-voltage junction diodes, two reverse current protection diodes, an adjustable over temperature protection circuit and a light emitting diode (LED) indicator. The device also contains an internal pass transistor and output voltage trim accuracy of ±1%. The LP3925RMX-E/NOPB is designed to operate over a wide input voltage range of 2.6V to 5.5V.The regulator current source of the LP3925RMX-E/NOPB can be set to either 1.5A for normal operation, or 2A for peak current delivery. Additionally, it has an adjustable over voltage and over current protection feature, which will shut down the output if it exceeds the user-defined thresholds. Other features of the device include an integrated over temperature protection circuit and a LED indicator which will light up in the event of an input voltage, output voltage or over temperature fault.The LP3925RMX-E/NOPB can be used in a wide variety of applications that require regulated power in low-noise, low-current environments. Examples of such applications include telecommunications, medical electronics, and consumer electronics. The device’s high accuracy output voltage trim feature allows for precise control of the regulated output voltage. In addition, its wide input voltage range makes it ideal for regulating voltage for any variety of unregulated power sources.The LP3925RMX-E/NOPB’s on-chip features make it a very attractive choice for portable electronics designers. By using it, designers can avoid the time and cost associated with the development of a custom power management circuit. Furthermore, its low output voltage noise and wide input voltage range make it an ideal choice for a variety of low power applications.In conclusion, the LP3925RMX-E/NOPB is an integrated power management device suitable for a wide range of applications. Its versatile features make it ideal for handheld, low-power, and consumer electronics applications. Its integrated features including low output voltage noise, wide input voltage range, adjustable over voltage and current protection, LED indicator and adjustable over temperature protection make it a great choice for designing efficient and reliable power solutions.

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