A good PCB layout for SBR4045CTFP involves keeping the input and output traces short and wide, using a solid ground plane, and placing the device close to the power source. Additionally, it's recommended to use a Kelvin connection for the sense pins to minimize voltage drops.
To ensure reliability in high-temperature applications, it's essential to follow the recommended operating temperature range (up to 150°C) and derate the device's current rating accordingly. Additionally, consider using a heat sink or thermal pad to dissipate heat, and ensure good airflow around the device.
While the datasheet doesn't specify a maximum surge current, Diodes Incorporated recommends limiting the surge current to 10 times the rated current (45A) for a maximum duration of 10ms. Exceeding this limit may reduce the device's lifespan or cause permanent damage.
Yes, SBR4045CTFP can be used in a parallel configuration to increase the current rating. However, it's crucial to ensure that the devices are matched in terms of their electrical characteristics, and that the PCB layout is designed to minimize current imbalance and thermal mismatch between the devices.
To prevent moisture-related issues, it's recommended to store SBR4045CTFP in a dry, cool place with a relative humidity of 60% or less. The devices should be stored in their original packaging or in a sealed bag with desiccant to maintain a low humidity environment.
SBR4045CTFP datasheet
by Diodes Incorporated
