Noise - 0.1Hz to 10Hz:	--
Base Part Number:	LM431
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Current - Cathode:	1mA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	50ppm/°C Typical
Tolerance:	±1%
Current - Output:	100mA
Voltage - Output (Max):	36V
Voltage - Output (Min/Fixed):	2.495V
Output Type:	Adjustable
Reference Type:	Shunt
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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LM431BIMX application field and working principle

The LM431BIMX is a PMIC - Voltage Reference device manufactured by Texas Instruments, and can be used to measure direct current and/or alternating current. It also is a general-purpose programmable low-voltage zero-dropout regulator (LDO). It is a 3-terminal adjustable shunt regulator that features an oscillator-driven control circuit to maintain a near-constant voltage level.The LM431BIMX is well suited for a wide variety of applications. It can be used as a constant voltage reference, as a low-voltage regulated power supply, as a voltage shifter, and in analog-circuit design applications. It is also designed to provide an accurate, low dissipated power, precision reference signal in mobile applications.The LM431BIMX\'s voltage regulator operates by connecting a voltage reference to a control circuit, which draws the current necessary to maintain a constant voltage output. This constant voltage reference is usually generated by an oscillator circuit, which provides a stable, adjustable reference level to the control circuit.The current drawn by the control circuit can be used to adjust the voltage reference to the desired level. The output voltage is sensed by the control circuit and compared to the reference voltage level. If the output voltage is different from the reference level, the control circuit operates to adjust the output voltage so that it matches the reference voltage level.The LM431BIMX can also be used as a programmable current limiter. This is useful in applications where a maximum current needs to be supplied to the device. The LM431BIMX can provide a fixed current or a programmable current, so that the device can safely draw the maximum amount of current it needs without damaging itself.The LM431BIMX is a very versatile PMIC - Voltage Reference device that is robust and reliable and is ideal for applications where a consistent, trustworthy voltage level needs to be supplied. It is well suited for use in automotive systems, consumer electronics, and medical electronics and is also available in a hermetic package. With its wide variety of application possibilities and its durable construction, the LM431BIMX is the ideal choice for many applications.

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