NGTB25N120FL3WG footprint, schematic symbol and 3D model by onsemi

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NGTB25N120FL3WG Details

The maximum junction temperature (Tj) for the NGTB25N120FL3WG is 175°C, as specified in the datasheet. However, it's recommended to keep the junction temperature below 150°C for reliable operation and to prevent thermal runaway.
To ensure proper cooling, it's essential to provide a good thermal path from the device to a heat sink or a cold plate. Use a thermal interface material (TIM) with a thermal conductivity of at least 1 W/m-K, and ensure the heat sink is designed for the maximum power dissipation of the device.
The recommended gate drive voltage for the NGTB25N120FL3WG is between 10 V and 15 V. A higher gate drive voltage can reduce switching losses, but it may also increase the risk of gate oxide breakdown.
To protect the NGTB25N120FL3WG from overvoltage and overcurrent, use a voltage clamp or a transient voltage suppressor (TVS) to limit the voltage across the device. Additionally, implement overcurrent protection using a current sense resistor and a comparator or a dedicated overcurrent protection IC.
For optimal performance and to minimize electromagnetic interference (EMI), use a 4-layer PCB with a solid ground plane, and keep the high-frequency nodes (e.g., gate and drain) as short as possible. Use a Kelvin connection for the gate and source pins to reduce parasitic inductance.

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