TPS5300

SLVS334A – DECEMBER 2000 – REVISED SEPTEMBER 2001

17

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APPLICATION INFORMATION

(a)

IO = 24 A

VI = 6 V

IO = 24 A

VI = 22 V

(b)

NOTE: Channel 1 = drain source voltage (10 V/div),

Channel 2 = output voltage ripple (50 nV/div)

Figure 2. Output Voltage Ripple and Low-Side FET Drain-Source Voltage

IO = 10 A

VI = 4.5 V

NOTE: Channel 1 = input voltage ripple, Channel 2 = output voltage, Channel 3 = VGATE signal, Channel 4 = input current.

Figure 3. Dynamic VID-Code Change Waveforms From 1.35 V to 1.6 V and Back