REF3440IDBVR

Series:	REF34xx
Part Status:	Active
Reference Type:	Series
Output Type:	Fixed
Voltage - Output (Min/Fixed):	4.096V
Current - Output:	10mA
Tolerance:	±0.05%
Temperature Coefficient:	6ppm/°C
Noise - 0.1Hz to 10Hz:	3.8µVp-p
Noise - 10Hz to 10kHz:	24µVrms
Voltage - Input:	4.596 V ~ 12 V
Current - Supply:	95µA
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	SOT-23-6
Supplier Device Package:	SOT-23-6

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REF3440IDBVR -- Voltage Reference

The REF3440IDBVR from Texas Instruments is a low-Dropout (LDO) Voltage Reference that provides regulated voltage supply while consuming very little power. The REF3440IDBVR is a precision, low-noise reference that provides a full range of regulated voltages with excellent accuracy and temperature stability.This Voltage reference is ideal for applications in various fields, including data conversion, automotive, communications systems and analog-to-digital conversion. As a voltage source, this reference is also well suited for applications where power consumption, precision and accuracy are essential.The REF3440IDBVR provides a high frequency response and a low impedance output. It is designed to operate in wide temperature ranges, making it suitable for a variety of applications. This Voltage Reference has a wide input voltage range from 1V to 19V and supplies up to 80mA of current.The REF3440IDBVR’s working principle is simple. The device features an intercalated metal-oxide-semiconductor (IMOS) to regulate the voltage and provide a stable output over a wide variety of conditions. The circuit takes advantage of the Metal Oxide Semiconductor Field Effect Transistor (MOSFET) device architecture, which is capable of regulating voltage without the need for large magnetic components. The reference device consists of a regulator, an output, and an amplifier. The source is drawn from the device\'s input voltage. This voltage is then divided between the output voltage and the control voltage. The output voltage is then fed back to the regulator, where it is compared to the control voltage.A comparison between the actual output voltage and the comparative voltage is used to control the gate of the MOSFET, which in turn adjusts the output voltage. This comparison also serves to reduce the voltage shrink and noise. The REF3440IDBVR also includes a temperature compensation loop that helps to maintain the stability of the regulated voltage, even in extreme temperatures. This loop is based on a thermistor network and is controlled by the output current of the reference device. The REF3440IDBVR also features two additional features that make it particularly attractive for use in a variety of applications. It has an adjustable offset voltage, which is used to provide a specified voltage tolerance for the device, and a wide temperature coefficient, which ensures that the device will maintain its accuracy over a wide range of temperatures.In conclusion, the REF3440IDBVR from Texas Instruments is an extremely versatile voltage reference, designed for use in a variety of applications. Its precision and accuracy have been fine-tuned to provide the user with reliable and accurate voltage control. Its low-dropout design and wide temperature range make it ideal for a range of applications. Its integrated amplifier, temperature compensation loop and adjustable offset ensure that it can provide the user with a stable and accurate voltage reference, even in extreme temperatures.

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