NCT175DMR2G - onsemi

NCT175DMR2G Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal thermal performance?
  A thermal pad on the bottom of the package should be connected to a large copper area on the PCB to dissipate heat. A minimum of 2oz copper thickness is recommended. Additionally, vias should be placed under the thermal pad to connect to an internal copper plane or a thermal relief pattern.
• How do I ensure accurate temperature measurement?
  To ensure accurate temperature measurement, the device should be calibrated during the manufacturing process. The calibration data is stored in the device's internal memory. It is recommended to follow the calibration procedure outlined in the datasheet to achieve accurate temperature readings.
• What is the maximum allowed voltage on the VDD pin?
  The maximum allowed voltage on the VDD pin is 3.6V. Exceeding this voltage may damage the device. It is recommended to use a voltage regulator or a voltage limiter to ensure the voltage remains within the specified range.
• How do I handle the device's power-on reset (POR) and brown-out reset (BOR) features?
  The POR and BOR features are enabled by default. To handle these features, ensure that the power supply is stable and within the recommended voltage range. The device will automatically reset if the voltage drops below the BOR threshold or if the power supply is interrupted.
• What is the recommended clock frequency for the I2C interface?
  The recommended clock frequency for the I2C interface is up to 400 kHz. However, the device can operate at higher frequencies, but this may require additional capacitive loading and pull-up resistors.