TPS5430-Q1
SLVS751C–NOVEMBER 2007–REVISED JULY 2009................................................................................................................................................... www.ti.com
PERFORMANCE GRAPHS (continued)
The performance graphs (Figure 15 through Figure 21) are applicable to the circuit in Figure 11, TA = 25°C (unless otherwise
specified).
VOUT = 20 mV/Div (AC Coupled)
VOUT = 50 mV/Div (AC Coupled)
PH = 5 V/Div
IOUT = 1 A /Div
t - Time = 200 μs/Div
t - Time = 500 ns/Div
Figure 19. Output Voltage Ripple and PH Node, IO = 3 A
Figure 20. Transient Response, IO Step 0.75 A to 2.25 A
VIN = 5 V/Div
VOUT = 2 V/Div
t - Time = 2 ms/Div
Figure 21. Start-Up Waveform, VIN and VOUT
20
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