5.9 Short-Circuit Switch

Figure 5-25. Short-Circuit Switch Charge Pump at Start-Up

Test conditions:

VIN = 800V, VOUT = 8V, IOUT = 8A. Testing start-up and turn ON of short-circuit switch

Channel details:

Channel 1: Short-circuit switch gate-source voltage Vgs

Channel 2: Transformer primary current

Channel 3: Transformer primary voltage

Channel 4: Output voltage