LMZ14202TZE-ADJ/NOPB datasheet by Texas Instruments

LMZ14202TZE-ADJ/NOPB Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal thermal performance?
  A good PCB layout for the LMZ14202TZE-ADJ/NOPB should include a solid ground plane, a separate power plane for the input voltage, and a thermal relief pattern around the device to facilitate heat dissipation. TI provides a recommended PCB layout in the datasheet.
• How do I ensure stability in the output voltage when using the adjustable version of the LMZ14202TZE?
  To ensure stability in the output voltage, it's essential to follow the recommended compensation network and component values provided in the datasheet. Additionally, the output capacitor should be selected based on the output voltage and load current requirements.
• What is the maximum input voltage that can be applied to the LMZ14202TZE-ADJ/NOPB?
  The maximum input voltage for the LMZ14202TZE-ADJ/NOPB is 42V. Exceeding this voltage may cause damage to the device.
• Can I use the LMZ14202TZE-ADJ/NOPB in a high-temperature environment?
  The LMZ14202TZE-ADJ/NOPB is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's essential to follow the recommended operating conditions and thermal management guidelines to ensure reliable operation.
• How do I calculate the output voltage of the adjustable version of the LMZ14202TZE?
  The output voltage of the adjustable LMZ14202TZE can be calculated using the formula: Vout = (1 + R2/R1) x 1.25V, where R1 and R2 are the resistors in the feedback network.