LP2988AIMM-3.2 Integrated Circuits (ICs)

Current - Output:	200mA
Base Part Number:	LP2988
Supplier Device Package:	8-VSSOP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Short Circuit
Control Features:	Enable
PSRR:	65dB (1kHz)
Current - Supply (Max):	3.7mA
Current - Quiescent (Iq):	120µA
Series:	--
Voltage Dropout (Max):	0.35V @ 200mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.2V
Voltage - Input (Max):	16V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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LP2988AIMM-3.2 Application Field and Working Principle

PMIC stands for Power Management IC, which are integrated circuits designed to provide a wide range of power-management functions. They play an important role in power-sensitive applications such as consumer electronics, automotive electronics and computer systems. One type of PMIC is the voltage regulator, which is used to control the voltage level of a system. Linear voltage regulators are the oldest type of voltage regulator and have been widely used for decades. The LP2988AIMM-3.2 is a linear voltage regulator belonging to this category. The LP2988AIMM-3.2 is an adjustable low-dropout three-terminal regulator that can provide a regulated voltage from as low as 2.43V to as high as 28V. It has a wide adjustable input voltage range of 6V to 28V and supports current up to 200mA, which makes it suitable for a wide range of applications. The regulation range of the output can be tailored to any value within the specified range using its external feedback resistor. The output voltage of the LP2988AIMM-3.2 can be adjusted by changing the external feedback resistor without the use of an external voltage divider. This makes it very convenient to use and helps reduce board space consumption.The LP2988AIMM-3.2 is based on a low-dropout linear regulator architecture and works on the principle of output voltage regulation by adjusting the device\'s internal reference voltage. The device has an internal comparator that compares the input voltage and the output voltage. If the output voltage is lower than the reference voltage, then the device\'s linear regulator is activated and increases the current supply to the output to bring the output voltage to the reference voltage level. On the other hand, if the output voltage is higher than the reference voltage, then the device\'s linear regulator is deactivated and reduces the current supply to the output to bring the output voltage down to the reference voltage level. The LP2988AIMM-3.2 also has a built-in power-supply transient protection circuit. This circuit monitors the output voltage and rapidly adjusts the output voltage to its intended level if it changes beyond the specified range due to transients. This feature allows the LP2988AIMM-3.2 to survive sudden power surges and provide reliable power-supply voltage to the system.The LP2988AIMM-3.2 is a very compact and efficient linear voltage regulator whose features and performance make it ideal for a wide range of applications such as battery-operated devices, portable electronics and even automotive applications. Its wide adjustable input voltage range of 6V to 28V, high output current of up to 200mA and built-in transient protection make it ideal for applications that require precise and reliable power supply. Its power efficiency is also quite high so it can be used in applications where energy efficiency is a priority. The LP2988AIMM-3.2 is also very easy to use due to its adjustable output voltage, which eliminates the need for an external voltage divider.In summary, the LP2988AIMM-3.2 is an ideal linear voltage regulator for applications that require precise, reliable and efficient power supply. Its adjustable output voltage and high power efficiency makes it suitable for a wide range of applications, and its built-in transient protection makes it suitable for applications that require reliable operation in the presence of sudden power surges.

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