SID11x2KQSCALE-iDriver V RVCE DVCE VCE V VGXX CE (IGBT) Signal C R RES RES CGXX Fault VISO VDES DSTO R GH GON Collector VCE SAT Gate RGINT tRES t RGOFF GL Emitter VEE VCE Pin Signal COM COM PI-7951-080416 PI-7671-093016 Figure 10. Short-Circuit Protection Using Rectifier Diode D . VCE Figure 11. Short-Circuit Protection Using Resistors Chain R . VCEX Advanced Soft Shut Down (ASSD) to a safe value. At the end of period P1, V is reduced during t . GE FSSD1 This function is activated when a short-circuit is detected. It protects Due to col ector current decrease a small V overvoltage is seen. CE the power semiconductor switch against destruction by ending the During t V is further reduced and the gate of the power FSSD1 GE turn-on state and limiting the current slope in order to keep momen- semiconductor switch is further discharged. During t additional FSSD2 tary V overvoltages below V . This function is particularly suited to smal V overvoltage events may occur. Once V drops below the CE CES CE GE IGBT applications. Figure 12 shows how the ASSD function operates. gate threshold of the IGBT, the col ector current has decayed almost to The V desaturation is visible during time period P1 (yel ow line). zero and the remaining gate charge is removed ‒ ending the short- CE During this time, the gate-emitter voltage (green line) is kept very circuit event. The whole short-circuit current detection and safe stable. Col ector current (pink line) is also well stabilized and limited switch-off is lower than 10 µs (8 µs in this example). VGE tFSSD1 IGEVCEICE tFSSD2 P1 Figure 12. Advanced Soft Shut Down Function. 5 Rev. C 09/19 www.power.com Document Outline Product Highlights Description Scale-iDriver − Product Portfolio Pin Functional Description SCALE-iDriver Functional Description Application Examples and Components Selection Power Dissipation and IC Junction Temperature Estimation Absolute Maximum Ratings Thermal Resistance Key Electrical Characteristics Typical Performance Characteristics eSOP-R16B (K Package) MSL Table ESD and Latch-Up Table IEC 60664-1 Rating Table Electrical Characteristics (EMI) Table Regulatory Information Table Part Ordering Information