TL431AIZ-AP datasheet by STMicroelectronics

TL431AIZ-AP Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for the TL431AIZ-AP?
  The recommended operating temperature range for the TL431AIZ-AP is -40°C to 125°C.
• How do I ensure stability when using the TL431AIZ-AP 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-AP can supply?
  The TL431AIZ-AP can supply up to 15mA of output current, but it's recommended to limit the output current to 10mA for stable operation.
• Can I use the TL431AIZ-AP as a voltage regulator?
  While the TL431AIZ-AP 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-AP?
  The output voltage of the TL431AIZ-AP 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.