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| AND8079 Datasheet, PDF (7/20 Pages) ON Semiconductor – A Low Cost DDR Memory Power Supply Using the NCP1571 Synchronous Buck Converter and a LM358 Based Linear Voltage Regulator | |||
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AND8079/D
Channel 1: L2 Inductor Voltage
Channel 2: Bottom (Q3) Buck MOSFET Gate Drive
Channel 3: Top (Q2) Buck MOSFET Gate Drive
Figure 10. L2 Inductor Voltage, Top (Q2) and Bottom (Q3) Buck MOSFET Gate Drive
Channel 1: Vdd ripple voltage
Channel 2: Vtt ripple voltage
Figure 11. Steady-State Vdd and Vtt with IVdd = 0.1 A, IVtt = 1.25 A Sourcing and VREF = 2.45 mA
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