LP2989AIMM-3.3

Current - Output:	500mA
Base Part Number:	LP2989
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:	60dB (1kHz)
Current - Supply (Max):	9mA
Current - Quiescent (Iq):	175µA
Series:	--
Voltage Dropout (Max):	0.65V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
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Part Status:	Obsolete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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Linear voltage regulators are common components found in a variety of electronic devices, providing a stable and regulated output voltage to meet the demands of the application. The LP2989AIMM-3.3, a three-terminal low-dropout (LDO) regulator, is a commonly used linear regulator designed to provide a fixed 3.3V output voltage. This device is ideal for a wide range of applications that require a low-power, low noise supply for their calibration, reference, sensing, and power management circuits.The LP2989AIMM-3.3 linear regulator is capable of providing 1A of continuously rated output current at an operating temperature of up to +125°C. It features an enable pin that allows the user to control the enable/disable of the device, as well as a power safe-start pin that ensures no inrush current is present during enable. Additionally, the device also has Thermal Protection, Noise Reduction, Regulation Accuracy and Long Term Stability features, making it ideal for applications that require a reliable source of power.The LP2989AIMM-3.3 linear regulator works by taking an input voltage in the range of 2.5V to 6.0V and regulating the output to a steady 3.3V, while rejecting the remaining voltage. The internal circuitry employed by the device is what sets it apart from other linear regulators, providing increased efficiency and reduced quiescent currents. In order to regulate the output voltage, the device uses a referencepin that is connected to an external precision voltage source. This external source is then compared to a voltage reference inside the device to create a feedback loop that stabilizes the output voltage.The LP2989AIMM-3.3 can be used in a variety of different applications. It is commonly used in sensor circuits, voltage reference circuits and DC to DC converters. It is also used in medical and automotive applications where precision and reliability is needed. Additionally, the device can also be used in general purpose power management applications, as it provides a high accuracy output voltage and low dropout voltage.In conclusion, the LP2989AIMM-3.3 is a versatile and reliable linear regulator that is well-suited for a wide array of applications. It is designed to provide a stable 3.3V output voltage, and features Thermal Protection, Noise Reduction, Regulation Accuracy and Long Term Stability features. Its low power consumption and low quiescent current make it an ideal choice for a variety of power regulation needs, making it an ideal component for sensor, reference, DC to DC converter, medical, automotive and many other circuits.

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