TL431BCDBVR datasheet by Texas Instruments

TL431BCDBVR Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for TL431BCDBVR?
  The recommended operating temperature range for TL431BCDBVR is -40°C to 125°C.
• How do I ensure stability when using TL431BCDBVR in a voltage regulator circuit?
  To ensure stability, it's recommended to use a minimum output capacitance of 10uF, and to place the capacitor close to the TL431BCDBVR. Additionally, a series resistor (Rs) should be used to limit the current into the capacitor.
• Can I use TL431BCDBVR as a voltage reference in a high-temperature environment?
  Yes, TL431BCDBVR is suitable for high-temperature environments. It has a low temperature coefficient, which ensures a stable voltage reference over a wide temperature range.
• How do I calculate the output voltage of TL431BCDBVR?
  The output voltage of TL431BCDBVR can be calculated using the formula: Vout = Vref x (1 + R1/R2), where Vref is the internal reference voltage (2.5V), R1 is the resistor connected between the output and the adjust pin, and R2 is the resistor connected between the adjust pin and ground.
• Is TL431BCDBVR suitable for automotive applications?
  Yes, TL431BCDBVR is AEC-Q100 qualified, which makes it suitable for automotive applications. It can operate in harsh environments and meets the requirements for automotive systems.