TL431ACDCKTG4

Noise - 0.1Hz to 10Hz:	--
Base Part Number:	TL431A
Supplier Device Package:	SC-70-6
Package / Case:	6-TSSOP, SC-88, SOT-363
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Current - Cathode:	600µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	--
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Part Status:	Obsolete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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TL431ACDCKTG4 Application Field and Working Principle The TL431ACDCKTG4 is an adjustable precision shunt voltage reference device, part of the PMIC (Power Management Integrated Circuit) voltage reference family. It operates with supply voltage of up to 40V, and has a range of programmed values from 2.5V to 6.75V output at 1.25mA and 4.5V to 36V output at 12mA. The TL431ACDCKTG4 can be used in a variety of applications, including computing, telecommunications, instrumentation, health care and military systems, for both low and high voltage reference circuitry.The TL431ACDCKTG4 combines stability and low cost in a single package, making it an excellent choice for a wide range of voltage reference applications. Its small size and low power consumption enable efficient use in a variety of embedded products. Its wide temperature range from -40°C to +125°C also allows it to be used in extreme operating conditions, making it suitable for mission-critical applications. The TL431ACDCKTG4 has two principal working modes, which are the “variable gain stage” and the “constant current source”. In the variable gain stage, the output voltage is regulated through the adjustment of the resistor ratio of the series and parallel resistors connected to the Control pin. The gain of the stage is dependent on the ratio of the parallel resistor to the series resistor within the Control pin circuit. The output voltage of this stage is further regulated to its assigned voltage value, within a 3% accuracy, by controlling the Feedback pin voltage.In the constant current source, the output voltage is regulated through the control voltage of the Feedback pin. By connecting a current sink, the output will be regulated to the assigned voltage of the Feedback pin, within a 3% accuracy. This stage is ideal for applications that require very low noise and very high stability over a wide temperature range. The TL431ACDCKTG4 is an inexpensive and efficient solution for precision voltage reference applications, where it provides accurate and reliable operation in a variety of environmental conditions, including temperature, humidity, shock, vibration and electromagnetic interference. It is a highly integrated device, incorporating all the necessary circuitry in a small package. By combining its excellent performance, low cost and small size, the TL431ACDCKTG4 proves to be an ideal choice for voltage reference applications in both low and high voltage circuits.

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