A good PCB layout for the MBRF1645-E3/45 should consider the following: keep the leads as short as possible, use a solid ground plane, and avoid routing high-frequency signals near the device. Additionally, ensure that the PCB material has a high thermal conductivity to help dissipate heat.
The MBRF1645-E3/45 has a high power dissipation, so thermal management is crucial. Ensure good airflow around the device, use a heat sink if possible, and consider using thermal interface materials to improve heat transfer. The device's thermal resistance (RθJA) is 25°C/W, so keep this in mind when designing your thermal management strategy.
The MBRF1645-E3/45 has a maximum voltage rating of 45V. As a general rule, it's recommended to derate the voltage by 10-20% to ensure reliable operation. Therefore, the maximum allowable voltage derating would be around 36-40V.
The MBRF1645-E3/45 is a commercial-grade device, not specifically designed for high-reliability or aerospace applications. If you need a device for such applications, consider using a radiation-hardened or high-reliability equivalent device from Vishay or other manufacturers.
The MBRF1645-E3/45 has an ESD rating of 2 kV human body model (HBM). To ensure ESD protection, follow proper handling and storage procedures, use ESD-protective packaging and materials, and consider adding external ESD protection devices or circuits in your design.
MBRF1645-E3/45 datasheet
by Vishay Semiconductors
