Littelfuse recommends a 4-layer PCB with a solid ground plane on the bottom layer, and a power plane on the internal layer. This helps to reduce EMI and improve thermal performance. Additionally, keep the input and output traces as short as possible and use a common mode choke to filter the input.
The USP10981 has a thermal pad on the bottom of the package. Ensure good thermal contact between the thermal pad and the PCB by using a thermal interface material (TIM) such as thermal tape or thermal grease. Also, provide adequate airflow around the device and consider using a heat sink if the device is expected to operate at high temperatures.
The USP10981 is rated for 100A surge current for 1ms, and 50A surge current for 10ms. However, it's essential to note that the surge current rating may vary depending on the specific application and environmental conditions.
Yes, the USP10981 is qualified to AEC-Q101, which makes it suitable for automotive applications. Additionally, it's manufactured using a high-reliability process, making it suitable for use in high-reliability applications such as aerospace, industrial, and medical devices.
Start by verifying the input voltage and current, and ensure that the device is properly cooled. Check for any signs of overheating, such as a high junction temperature or a malfunctioning thermal protection circuit. Use an oscilloscope to monitor the input and output waveforms, and consult the datasheet and application notes for guidance on troubleshooting common issues.
Trust Checks
No trust score is available for this model.
Trust Score Unavailable
Sponsored
USP10981 Overview
Use the download button to access the USP10981 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like USP10,
or try a keyword search, such as Non-linear Resistors
