TL432QDBZR

Noise - 0.1Hz to 10Hz:	--
Base Part Number:	TL432
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Current - Cathode:	1mA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	--
Tolerance:	±2.2%
Current - Output:	100mA
Voltage - Output (Max):	36V
Voltage - Output (Min/Fixed):	2.495V
Output Type:	Adjustable
Reference Type:	Shunt
Part Status:	Active
Packaging:	Tape & Reel (TR)

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TL432QDBZR Voltage Reference

TL432QDBZR voltage reference is a programmable reference IC used to obtain an accurate and stable output voltage. It has a comprehensive range of features such as adjustable output-voltage range and wide input-voltage range. This voltage reference is ideal for applications requiring precise voltage and current regulation, such as power supplies, battery chargers, solar panel controllers, and industrial processors.

Application Field

The most common application for TL432QDBZR is in ammeters and voltmeters, where it is used to measure precise voltage levels to a fraction of a volt. It can be used to supply reference voltage in also current measuring instrument. It has been widely used in digital and analog circuits, such as oscillation stabilization, frequency locking, and voltage regulation. Furthermore, the TL432QDBZR can be used in power supply systems and mobile device applications, due to its low-power and wide input-voltage capabilities.

Working Principle

The TL432QDBZR is a bandgap reference circuit that combines an internal low-power P-Channel MOSFET (PMOS) and external components to produce an adjustable and temperature-compensated output voltage. The internal PMOS derives its power supply by driving a current through an external feedback circuit and supplies electric energy to the external components. An operational amplifier is used to control the electric current and hence the output voltage. The reference voltage is obtained by connecting an external resistor between the external output and ground so that the output voltage is equal to the voltage required for the reference voltage. By selecting the appropriate resistor value and the voltage applied to the internal PMOS gate, the output voltage of the reference circuit is determined. In addition, the TL432QDBZR voltage reference is designed to provide accuracy and stability in noisy environments. It is precisely calibrated and thermally-stable to ensure long-term accuracy and stability, even if the temperature varies.

Conclusion

The TL432QDBZR voltage reference is a versatile, efficient, and reliable IC designed for a wide range of applications, such as power supplies, ammeters, voltmeters, and frequency locking. A combination of external components and an internal PMOS circuit produces an adjustable and temperature-compensated voltage that is precise and stable. This voltage reference is ideal for industrial processors, solar panel controllers, and battery chargers due to its low-power and wide input-voltage capabilities.

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