https://community.nxp.com/t5/Other-NXP-Products/GD3162/m-p/2060240#M27941 <P>Hi Akshat,</P> <P>SSD uses a smaller, programmable constant sink current to switch off the IGBT/SiC.&nbsp;The turn-off time is increased, turn-off speed is reduced and the gate is slowly discharged.&nbsp;This limits the di/dt and dv/dt, reducing voltage spikes and protecting the device.</P> <P>Unlike SSD, the 2LTO first reduces gate drive to an intermediate programable voltage level (for a programmable duration) before fully turning it off.&nbsp;This reduces the peak voltage overshoot across the power device.</P> <P>The segmented drive feature allows to wave shape the turn-off current and modulate the gate impedance during turn-off, for the purposes of mitigating potentially high VCE overshoot. Segmented drive is exclusively a non-fault, non-latching mode of operation during turn-off.</P> <P>More details about all these features can be found in the GD3162 datasheet.</P> <P>BRs, Tomas</P> Wed, 12 Mar 2025 08:33:34 GMT TomasVaverka 2025-03-12T08:33:34Z https://community.nxp.com/t5/Other-NXP-Products/GD3162/m-p/2060086#M27935 <P>Hi NXP,<BR />Please provide a clear difference between Soft Shut down, 2LTO and Segmented Driver in GD3162 as these features are not very much clear and are a blocker for our project.</P> Wed, 12 Mar 2025 05:59:46 GMT https://community.nxp.com/t5/Other-NXP-Products/GD3162/m-p/2060086#M27935 Akshat_VE02376 2025-03-12T05:59:46Z https://community.nxp.com/t5/Other-NXP-Products/GD3162/m-p/2060240#M27941 <P>Hi Akshat,</P> <P>SSD uses a smaller, programmable constant sink current to switch off the IGBT/SiC.&nbsp;The turn-off time is increased, turn-off speed is reduced and the gate is slowly discharged.&nbsp;This limits the di/dt and dv/dt, reducing voltage spikes and protecting the device.</P> <P>Unlike SSD, the 2LTO first reduces gate drive to an intermediate programable voltage level (for a programmable duration) before fully turning it off.&nbsp;This reduces the peak voltage overshoot across the power device.</P> <P>The segmented drive feature allows to wave shape the turn-off current and modulate the gate impedance during turn-off, for the purposes of mitigating potentially high VCE overshoot. Segmented drive is exclusively a non-fault, non-latching mode of operation during turn-off.</P> <P>More details about all these features can be found in the GD3162 datasheet.</P> <P>BRs, Tomas</P> Wed, 12 Mar 2025 08:33:34 GMT https://community.nxp.com/t5/Other-NXP-Products/GD3162/m-p/2060240#M27941 TomasVaverka 2025-03-12T08:33:34Z