TL432BIPK

Noise - 0.1Hz to 10Hz:	--
Base Part Number:	TL432B
Supplier Device Package:	SOT-89-3
Package / Case:	TO-243AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Current - Cathode:	700µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	--
Tolerance:	±0.5%
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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Introduction
TL432BIPK voltage reference is a three-pin adjustable voltage reference in a SOT-23 package. It is designed to provide a robust and stable reference voltage with minimal temperature dependence and fast transient response. It is a positive temperature coefficient (PTC) device, and its output voltage varies with temperature and varies with internal current. The output voltage can be adjusted in one of two ways: an external resistor network can be used to adjust the voltage, or the TL432BIPK can be driven with an appropriate supply voltage. The output voltage is always regulated and the device is protected against overvoltage, reverse polarity, and current overload.

Application Fields
The TL432BIPK is designed to be used in a wide range of applications, including power supply and load regulation, LED and LED display drivers, potentiometer and motor speed control, and microcontroller power regulation. The device can also be used in battery powered applications, where it provides a stable reference voltage, ensuring a consistent output. The adjustable output voltage makes it suitable for use in applications requiring high stability and precision regulation. The low quiescent current and low operating voltage, combined with the low temperature coefficient and fast response time, makes it an ideal choice for portable and battery powered applications.

Working Principle
The TL432BIPK features a three-pin configuration, which consists of a reference input, an output, and a control pin. The reference input, which is connected to the power supply, provides some control to the voltage reference. The output, which provides the actual reference voltage, is connected to the load or device that requires the reference voltage. The control pin controls the voltage output, allowing the voltage reference to be adjusted to the desired level.The device works by taking a small current from the output and adjusting it according to the reference input, keeping the output voltage constant. This is known as the chopper regulation technique, and it is the foundation of the TL432BIPK’s performance. The device can be configured to operate in “normal” operation, where the output voltage is regulated over a wide range of conditions. Alternatively, the device can operate in “trimmed” mode, where the output voltage can be precision trimmed over a wide range of conditions. This trimming is accomplished by adjusting the reference input according to the desired output voltage.The TL432BIPK also features a current overload protection feature, which ensures that the device does not exceed its maximum rated current. If a short circuit is detected, the device limits the output current and reduces the output voltage to prevent damage to the device. This feature makes the device an ideal choice for applications that require reliable output voltage regulation.Conclusion
The TL432BIPK is a reliable, low-cost voltage reference solution for a wide range of applications. Its adjustable output voltage, low quiescent current, low operating voltage, and fast response time make it suitable for use in battery powered applications, LED and LED display drivers, potentiometer and motor speed control, and microcontroller power regulation. In addition, its current overload protection feature makes it suitable for applications where reliable output voltage regulation is required. The TL432BIPK is a great choice for applications that need a robust and stable voltage reference.

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