AZ431LAZTR-G1

Temperature Coefficient:	20ppm/°C Typical
Supplier Device Package:	TO-92
Package / Case:	TO-226-3, TO-92-3 (TO-226AA) (Formed Leads)
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C (TA)
Current - Cathode:	80µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Noise - 0.1Hz to 10Hz:	--
Series:	--
Tolerance:	±0.5%
Current - Output:	100mA
Voltage - Output (Max):	18V
Voltage - Output (Min/Fixed):	1.24V
Output Type:	Adjustable
Reference Type:	Shunt
Part Status:	Active
Packaging:	Tape & Box (TB)

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PMIC - Voltage ReferenceVoltage references are one of the most important aspects of any electronic system and are responsible for determining the accuracy and consistency of the system’s output signals. The AZ431LAZTR-G1, produced by STMicroelectronics, is a popular voltage reference device for use in a wide variety of applications. This article will discuss the general application field and working principles of this voltage reference and why it is such a popular choice for many systems.The AZ431LAZTR-G1 is a voltage reference device designed to provide a steady and precisely regulated voltage of 1.24V in applications that require precision and accuracy. It has high accuracy and low temperature coefficient, making it ideal for use in high-performance systems. The device also features high power supply rejection and low noise, making it suitable for use in low-noise applications. The device is also ESD protected, meaning it can be used in sensitive applications where ESD protection is necessary.The AZ431LAZTR-G1 is designed primarily for use in low voltage and power management applications, such as PDAs, cell phones, and other portable electronic applications. Additionally, it can be used in a variety of other applications, such as microprocessor power supplies, instrumentation, and industrial power supply designs. It is also an ideal voltage reference for use in automotive, audio and video, and other complex power supply systems.The AZ431LAZTR-G1 uses a thermal voltage reference to maintain its accuracy and linearity over a wide temperature range. This reference is made up of a resistor divider circuit that has a precision reference diode connected in series. The voltages generated by this reference are used to control the output voltage of the device. In order for the device to remain accurate, it needs to be connected to a constant voltage source. The voltage reference also has an external feedback circuit which is used to adjust the accuracy of the device.The AZ431LAZTR-G1 also features an adjustable current limit feature that prevents the device from being damaged due to overcurrents. This feature is beneficial if the device is used in systems which are prone to power surges. The device also has a power fail flag, which will alert the user if the power supply fails.In summary, the AZ431LAZTR-G1 is a popular voltage reference device designed for use in a variety of applications. Its high accuracy and low temperature coefficient make it ideal for use in low voltage and power management applications. Furthermore, its adjustable current limit feature and power fail flag add additional safety to the system. It is also ESD protected, meaning it can be safely used in sensitive applications. As such, this voltage reference device is an excellent choice for a variety of applications.

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