LM431ACM3X

Noise - 0.1Hz to 10Hz:	--
Base Part Number:	LM431
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Current - Cathode:	1mA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	50ppm/°C Typical
Tolerance:	±2.2%
Current - Output:	100mA
Voltage - Output (Max):	37V
Voltage - Output (Min/Fixed):	2.495V
Output Type:	Adjustable
Reference Type:	Shunt
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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LM431ACM3X Voltage Reference

The LM431ACM3X is a voltage reference specifically designed for use in power management integrated circuits (PMIC). This device is made for use in applications such as consumer electronics, computers, and automotive electronics. Its primary purpose is to provide a reliable and accurate reference voltage regardless of its environment.

Overview

The LM431ACM3X is a two-terminal adjustable voltage reference device. It has an operating temperature range of −50 °C to +125 °C and a low temperature coefficient of 0.3 ppm/°C. This device also features a guaranteed drift of 0.3 ppm/°C with respect to temperature. The device also features high accuracy, with an initial accuracy of 0.05 % and a long-term stability within 0.25 %. Additionally, this voltage reference exhibits low noise, with only 0.2 µA of ripple over the frequency range of 10 Hz to 10 kHz. The LM431ACM3X is also highly robust, as it can operate with input voltages of up to 36 V.

Applications

The LM431ACM3X can be used in applications such as consumer electronics, computers, and automotive electronics. Its main application is as a voltage reference for PMICs, as it is able to provide a reference voltage that is immune to fluctuations in its operating environment.The LM431ACM3X can be used to regulate voltage in order to do the following:- Monitor the voltage supplied to a load- Measure the voltage output of a power supply- Convert a signal from one voltage level to another- Regulate the output of an electrical device- Control the power supply of an electronic device

Working Principle

The LM431ACM3X is a two-terminal device that operates on the principle of voltage regulation. The device is able to regulate the voltage provided to it over a range of input voltages. The device functions by using a feedback loop between the reference terminal and the output terminal. When a voltage is applied to the reference terminal, the output voltage is regulate to stay approximately equal to this reference voltage. The device is also able to regulate the output voltage over a range of input voltages.The LM431ACM3X also features a temperature compensation circuit. This circuit is designed to maintain the accuracy of the reference voltage over a range of temperatures. The device is very accurate, with an initial accuracy of 0.05 % and a temperature coefficient of only 0.3 ppm/°C. This ensures that the voltage reference does not drift over time or temperature.

Conclusion

The LM431ACM3X is a two-terminal adjustable voltage reference. It is specifically designed for use in power management integrated circuits (PMICs). This device is able to provide a very accurate and reliable reference voltage, even in environments with fluctuations in temperature and input voltage. The LM431ACM3X is used in applications such as consumer electronics, computers, and automotive electronics. Its primary purpose is to provide a reliable and accurate reference voltage regardless of its environment. The LM431ACM3X operates on the principle of voltage regulation, using a feedback loop between the reference terminal and the output terminal to provide an appropriate voltage. The device also features a temperature compensation circuit that ensures it maintains its accuracy over a range of temperatures.

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