VNS1NV04D-E datasheet by STMicroelectronics

VNS1NV04D-E Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance of VNS1NV04D-E?
  A good PCB layout for VNS1NV04D-E involves keeping the input and output traces short and symmetrical, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
• How do I ensure electromagnetic compatibility (EMC) with VNS1NV04D-E?
  To ensure EMC with VNS1NV04D-E, use a shielded enclosure, keep cables and wires away from the device, use a common-mode choke on the input, and add a ferrite bead on the output. Also, ensure that the PCB layout is optimized for EMC.
• What is the maximum allowed voltage on the input pins of VNS1NV04D-E?
  The maximum allowed voltage on the input pins of VNS1NV04D-E is 6V. Exceeding this voltage may damage the device.
• How do I protect VNS1NV04D-E from overvoltage and overcurrent?
  To protect VNS1NV04D-E from overvoltage and overcurrent, use a voltage regulator with overvoltage protection and a current limiter. Also, add a fuse or a polyfuse on the input to prevent overcurrent.
• What is the recommended operating temperature range for VNS1NV04D-E?
  The recommended operating temperature range for VNS1NV04D-E is -40°C to 125°C. Operating the device outside this range may affect its performance and reliability.