Power MOSFET Parameters covers various aspects related to power MOSFETs, including absolute maximum ratings, thermal performance, electrical specifications, dynamic parameters, switching time, source-drain diode characteristics, and characteristic curves.
Summary of Power MOSFET Parameters
- Absolute Maximum Ratings: This section outlines the maximum allowable values for various parameters such as drain-source voltage, gate-source voltage, continuous drain current, pulsed drain current, avalanche current, avalanche energy, total power dissipation, and operating junction and storage temperature range.
- Thermal Performance: It includes parameters like junction-to-case thermal resistance and junction-to-ambient thermal resistance, which are crucial for understanding how the MOSFET dissipates heat.
- Electrical Specifications: This section provides details about parameters such as drain-source breakdown voltage, gate threshold voltage, gate-source leakage current, drain-source leakage current, drain-source on-state resistance, and forward transconductance.
- Dynamic Parameters: It covers parameters related to gate charge, capacitance, and gate resistance, which are essential for high-frequency switching applications.
- Switching Time: This section discusses parameters like turn-on delay time, rise time, turn-off delay time, and fall time, which are crucial for analyzing the switching characteristics of the MOSFET.
- Source-Drain Diode Characteristics: It includes parameters such as forward voltage, reverse recovery time, and reverse recovery charge for the body diode of the MOSFET.
- Characteristics Curves: This section presents various characteristic curves such as output characteristics, transfer characteristics, gate-source voltage vs. gate charge, on-resistance vs. junction temperature, source-drain diode forward current vs. voltage, and breakdown voltage vs. junction temperature.
- SOA (Safe Operating Area): It outlines the maximum operating limits for the MOSFET to ensure safe operation under different conditions.
Overall, this application note provides comprehensive information about power MOSFET parameters, helping engineers understand and select suitable MOSFETs for their applications.