Microchip recommends a 4-layer PCB with a solid ground plane, and placing the HV852MG-G near the input capacitors to minimize noise and EMI. A good layout practice is to keep the high-voltage traces short and away from sensitive analog signals.
To ensure reliable startup and shutdown, make sure to follow the recommended startup and shutdown sequences outlined in the datasheet. Additionally, ensure that the input voltage is stable and within the recommended range, and that the output capacitors are properly sized and placed.
The HV852MG-G has a maximum junction temperature of 150°C. Ensure good airflow around the device, and consider using a heat sink or thermal interface material to reduce thermal resistance. Also, follow the recommended PCB layout and thermal design guidelines to minimize thermal hotspots.
To minimize standby power consumption, ensure that the device is in shutdown mode when not in use. Also, consider using a low-standby-power mode, and optimize the input voltage and output voltage settings to reduce power consumption. Additionally, use low-power external components and minimize the number of external components.
To minimize EMI and EMC issues, follow good PCB layout practices, such as separating high-frequency and low-frequency signals, using shielding, and minimizing loop areas. Also, ensure that the device is properly decoupled, and that the input and output filters are properly designed and implemented.
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About Microchip
Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th
