Infineon provides a recommended PCB layout in their application note AN2013-03, which includes guidelines for thermal vias, copper thickness, and component placement to ensure optimal thermal performance.
Infineon recommends using a gate driver with a minimum output current of 2A and a voltage rating that matches the IGBT's gate-emitter voltage. The driver should also have a suitable propagation delay and rise/fall time to ensure proper switching.
The maximum allowed overcurrent is typically 2-3 times the rated current. To protect the module, use a fast-acting fuse or a current sensor with a shutdown circuit to detect overcurrent conditions and disconnect the power supply.
Use a heat sink with a thermal resistance of ≤ 0.5 K/W and ensure good thermal contact between the module and heat sink. Also, provide adequate airflow and consider using a fan or other cooling system for high-power applications.
Follow Infineon's recommended soldering and assembly guidelines, which include using a soldering iron with a temperature of 250°C, a soldering time of ≤ 3 seconds, and ensuring the module is properly cleaned and dried before assembly.
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DD435N34KHPSA1 Overview
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About Infineon
Infineon Technologies develops semiconductor products for power conversion, control, sensing, connectivity, and security. Its portfolio includes power transistors, gate drivers, microcontrollers, sensors, communication devices, and supporting software. Power semiconductor technologies span silicon, silicon carbide, and gallium nitride, providing options for different switching, voltage, and efficiency requirements.
