LM4040AIX3-5.0+T

Noise - 0.1Hz to 10Hz:	--
Base Part Number:	LM4040
Supplier Device Package:	SC-70-3
Package / Case:	SC-70, SOT-323
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Current - Cathode:	80µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	80µVrms
Series:	--
Temperature Coefficient:	100ppm/°C
Tolerance:	±0.1%
Current - Output:	15mA
Voltage - Output (Min/Fixed):	5V
Output Type:	Fixed
Reference Type:	Shunt
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The LM4040AIX3-5.0+T Voltage Reference (VR) is a voltage reference IC that produces precise and stable references over a wide range of temperatures and input voltages. It utilizes the patented NuePix Thermal Technique, which provides tight initial accuracy, low dynamic impedance, good temperature stability, and low power consumption. It is available in 4 standard output voltages of 2.5V, 3V, 3.3V and 5V, and is offered with TO-5 and SOT-23 packages. The LM4040AIX3-5.0+T is designed to meet automotive (AEC-Q100 qualified) temperature requirements, as well as industrial temperature ranges.

Application Field

The LM4040AIX3-5.0+T VR is ideal for a wide range of applications, including automotive, consumer and industrial end-markets. It can be used in power-supply and precision analog applications, such as data acquisition, control systems, and other low-power, battery-powered applications. It can also be used in solidstate logic and memory circuits for precision power supplies and reference voltages. Additionally, the LM4040AIX3-5.0+T is suitable for automotive, computer and communications related applications.

Working Principle

The LM4040AIX3-5.0+T VR utilizes the patented NuePix Thermal Technique, which produces precise and stable reference voltages over a wide range of temperatures and input voltages. The NuePix Thermal Technique utilizes a super-low impedance resistor, which provides low-power dissipation and has a low temperature coefficient of resistance. The thermal feedback loop ensures that the reference voltage is stable as temperature changes, while the on-chip trimming circuit provides initial accuracy of ±1%. The device is designed with a power-on-reset circuit, ensuring extremely low start-up current. The input voltage required for the device is 4.75V to 5.25V. This device has a maximum current rating of 7mA, a dynamic impedance of 0.3 Ω, and excellent temperature stability for temperatures between -40°C and +125°C.The LM4040AIX3-5.0+T VR is designed to produce a low-voltage output with a maximum of 7mA current rating. The device is offered in a TO-5 and SOT-23 package option with an on-chip trimming circuit for accurate initial accuracy of ±1%. It is robustly designed to withstand automotive temperature grade, and provides low power consumption, low start-up current, and extremely low dynamic impedance over a wide temperature range and input voltage.

Conclusion

The LM4040AIX3-5.0+T Voltage Reference IC is a highly reliable and robust device offering precise and stable reference voltage over a wide range of temperatures and input voltages. It has been specifically designed for automotive, industrial and consumer applications, and is ideal for use in power supply and precision analog circuits. It is offered in a TO-5 and SOT-23 form factor, and provides maximum current rating of 7mA, with an on-chip trimming circuit for precision accuracy. This device is available with excellent temperature stability and low power consumption, and is AEC-Q100 qualified for automotive temperature grades.

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