VIPER37HDTR datasheet by STMicroelectronics

VIPER37HDTR Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for VIPER37HDTR?
  The maximum operating temperature range for VIPER37HDTR is -40°C to 150°C.
• How do I ensure the reliability of the VIPER37HDTR in high-temperature applications?
  To ensure reliability, it's essential to follow the recommended thermal design and layout guidelines, use a suitable heat sink, and ensure proper cooling. Additionally, consider using a thermal interface material (TIM) to improve heat transfer between the device and the heat sink.
• What is the recommended PCB layout for VIPER37HDTR to minimize electromagnetic interference (EMI)?
  To minimize EMI, it's recommended to follow a star-point grounding scheme, keep the power traces short and wide, and use a solid ground plane. Additionally, place the input and output capacitors close to the device and use a shielded cable for the output.
• How do I select the right input and output capacitors for VIPER37HDTR?
  Select capacitors with a high ripple current rating, low equivalent series resistance (ESR), and a voltage rating that exceeds the maximum input voltage. For the output capacitor, choose a capacitor with a high capacitance value and a low ESR to ensure stable output voltage.
• What is the recommended input voltage range for VIPER37HDTR?
  The recommended input voltage range for VIPER37HDTR is 85VAC to 265VAC, with a maximum input voltage of 400VDC.