LM4040EEM3-2.5/NOPB Integrated Circuits (ICs)

Temperature Coefficient:	150ppm/°C
Base Part Number:	LM4040
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Current - Cathode:	73µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	35µVrms
Noise - 0.1Hz to 10Hz:	--
Series:	--
Tolerance:	±2%
Current - Output:	15mA
Voltage - Output (Min/Fixed):	2.5V
Output Type:	Fixed
Reference Type:	Shunt
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Power management integrated circuits (PMICs) are systems or circuits dedicated to monitor and regulate the voltage, current and frequency levels used by many electronic components in a variety of applications. Voltage references are a type of PMIC used to provide a steady reference voltage, typically 3.3 or 5V. The LM4040EEM3-2.5/NOPB is a voltage reference manufactured by Texas Instruments. It is designed to provide ultra-low dropout voltage, low power consumption and excellent temperature stability. The device offers a wide range of output accuracy and is ideal for low voltage applications such as portable devices, automotive systems and industrial control.The LM4040EEM3-2.5/NOPB is a precision micropower voltage reference for use with multi-cell Li-ion and other emerging battery technologies. It has a low dropout voltage of 2.5V, low power consumption of 250µA and a high accuracy of ±0.4%. The device is optimized for applications requiring a low dropout voltage, accuracy, and stability, such as digital-to-analog converters (DACs), analog-to-digital converters (ADCs), and power supplies.The LM4040EEM3-2.5/NOPB features a built-in temperature compensation voltage reference circuit which eliminates the effects of circuit temperature variations on reference accuracy. It is also fully protected against inrush current and reverse polarity. A well-defined output impedance ensures a stable reading over a wide range of load conditions. The device offers excellent accuracy over a wide range of input voltages and over a an operating temperature range of -40 to +125°C. The device is packaged in an 8pin, 2 x 3mm SOIC package.The working principle of the LM4040EEM3-2.5/NOPB is simple yet very effective. It is a precision monolithic bandgap-based voltage reference. The bandgap circuitry of the device is designed to produce a linear voltage output which remains steady for a wide range of temperatures and supply voltages. The device is optimized for low power applications and is designed to maintain a stable output regulation at very low supply levels and inrush currents due to its low dropout voltage and reduced power output.The primary applications of the LM4040EEM3-2.5/NOPB are in portable and automotive systems. It is used to provide a regulated reference voltage to power management subsystems in portable and automotive applications. It is ideally suited for use as a precision reference in data acquisition systems, portable medical instruments, cell phones, and other battery operated devices. The device is also suitable for use in many other battery applications including fuel cell and solar energy systems.In conclusion, the LM4040EEM3-2.5/NOPB is an excellent all-round voltage reference solution for a wide range of applications. It provides high accuracy over a wide range of load and temperature conditions, and is designed to provide precise, steady output voltages for a variety of power management applications. Its low dropout voltage and reduced power output make it well suited for use in portable and automotive applications, as well as industrial and medical systems.

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