LM4040DIM7-2.5/NOPB Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Reference Type:	Shunt
Output Type:	Fixed
Voltage - Output (Min/Fixed):	2.5V
Current - Output:	15mA
Tolerance:	±1%
Temperature Coefficient:	150ppm/°C
Noise - 0.1Hz to 10Hz:	--
Noise - 10Hz to 10kHz:	35µVrms
Voltage - Input:	--
Current - Supply:	--
Current - Cathode:	70µA
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	5-TSSOP, SC-70-5, SOT-353
Supplier Device Package:	SC-70-5
Base Part Number:	LM4040

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Introduction

The LM4040DIM7-2.5/NOPB is a precision micropower voltage reference that belongs to the family of PMIC (Power Management ICs) voltage references. The LM4040DIM7-2.5/NOPB offers very high accuracy and is especially suitable for low-voltage and micropower applications. With its low quiescent current, it is ideal for powering low-power systems and very low power subsystems.

Features

The LM4040DIM7-2.5/NOPB includes many features and benefits that make it the ideal choice for a variety of applications. It offers a low 2.4 V minimum operating voltage, low power consumption of only 8µA, very high accuracy of ± 0.3%, excellent temperature coefficient of just ± 10 ppm/°C, and very low noise of just ± 1.5µV (p-p).The LM4040DIM7-2.5/NOPB is also suitable for high-voltage and four-terminal operation. It contains a simple, stable two-terminal reference voltage with a current source output. The wide range of output current capability allows the LM4040DIM7-2.5/NOPB to be used in applications such as low-power voltage detection and high-precision analog-to-digital conversion.

Application Field and Working Principle

The LM4040DIM7-2.5/NOPB voltage reference is ideally suited for use in low-power and very-low-power micropower systems. It can be used in wide variety of applications ranging from portable battery-powered systems to tiny micropower embedded systems. It is commonly used for Precision Calibration Circuits, High-Precision Voltage Detectors and Monitors, Low-Power/Micropower Analog-to-Digital Converters, High-Precision Battery Pack Voltage and Current Detectors, Low-Voltage Reference Designs and Thermal Protection Circuits.The LM4040DIM7-2.5/NOPB works on the principle of a three-terminal voltage reference. This means that a voltage reference (Vref) is generated between two output terminals, with the third terminal acting as a common ground. The reference voltage is generated using a precision amplifier and a temperature compensation circuit. This ensures that the reference voltage is very stable over temperature and time. The voltage reference is also very accurate, and has extremely low temperature coefficient and low noise.

Conclusion

The LM4040DIM7-2.5/NOPB voltage reference is an ideal choice for a wide variety of micropower and low-voltage applications. It provides very high accuracy, low operating current, low quiescent current, excellent temperature coefficient and very low noise. With its simple two-terminal reference voltage and current source output circuitry, the LM4040DIM7-2.5/NOPB is suitable for applications such as low-power voltage detection and high-precision analog-to-digital conversion.

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