MC34119DTB datasheet by Freescale Semiconductor

MC34119DTB Frequently Asked Questions (FAQs)

• What is the maximum input voltage that the MC34119DTB can handle?
  The MC34119DTB can handle a maximum input voltage of 40V, but it's recommended to operate within the specified input voltage range of 8V to 18V for optimal performance and reliability.
• How do I ensure the MC34119DTB operates within the recommended operating temperature range?
  The MC34119DTB operates within the recommended operating temperature range of -40°C to 125°C. Ensure proper thermal design, heat sinking, and cooling mechanisms to maintain the device within this range.
• What is the purpose of the EN (Enable) pin, and how do I use it?
  The EN pin is an active-high enable input that allows the device to be enabled or disabled. Connect the EN pin to a logic high (VCC) to enable the device, and connect it to a logic low (GND) to disable it.
• How do I configure the MC34119DTB for a specific output voltage?
  The MC34119DTB is a fixed-output voltage regulator. The output voltage is set internally and cannot be adjusted. If you need a different output voltage, consider using a different device or adding an external voltage regulator.
• What is the minimum input capacitance required for the MC34119DTB?
  The MC34119DTB requires a minimum input capacitance of 10uF to ensure stable operation. It's recommended to use a ceramic capacitor with a value of 10uF to 22uF.