TL431AIZ datasheet by STMicroelectronics

TL431AIZ Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for the TL431AIZ?
  The recommended operating temperature range for the TL431AIZ is -40°C to 125°C.
• How do I ensure stability when using the TL431AIZ as a voltage reference?
  To ensure stability, it's recommended to use a bypass capacitor (typically 10nF to 100nF) between the REF and ADJ pins, and to keep the impedance of the output circuit low.
• What is the maximum output current that the TL431AIZ can provide?
  The TL431AIZ can provide up to 15mA of output current, but it's recommended to limit the output current to 10mA or less to ensure stability and accuracy.
• Can I use the TL431AIZ as a voltage regulator?
  While the TL431AIZ can be used as a voltage regulator, it's not recommended due to its limited output current capability and lack of built-in current limiting. Instead, consider using a dedicated voltage regulator IC.
• How do I adjust the output voltage of the TL431AIZ?
  The output voltage of the TL431AIZ can be adjusted by connecting a resistor divider network between the REF and ADJ pins, and adjusting the ratio of the resistors to set the desired output voltage.