SLVAG18 April   2025 TPSI3100 , TPSI3100-Q1

1.   1
2.   Abstract
3.   Trademarks
4. 1Why DESAT Protection Is Needed
   1. 1.1 Key Considerations for DESAT Protection
5. 2Key DESAT Circuit Components
   1. 2.1 Circuit Startup Behavior
6. 3Design Example
   1. 3.1 Design Requirements
   2. 3.2 Threshold Equations
   3. 3.3 Given Parameters
   4. 3.4 Inserting Given Parameters into Equations
   5. 3.5 Solving Equations for Unknowns
   6. 3.6 Selecting Resistances to Satisfy Equations
   7. 3.7 Determining Blanking Capacitance
   8. 3.8 Final Component Values
   9. 3.9 Lab Testing
7. 4Closing

How TPSI3133 DESAT Can Protect Your Expensive SiC MOSFETs and IGBTs