Datasheet

100 1000 10000 100000 1000000
−60
−50
−40
−30
−20
−10
0
10
20
30
40
50
60
−180
−150
−120
−90
−60
−30
0
30
60
90
120
150
180
Frequency (Hz)
Gain (dB)
Phase (°)
Gain
Phase
G001
V = 20 mV/div (ac coupled)
OUT
Time = 1 µs/div
PH = 2 V/div
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2.6 Loop Characteristics
The TPS5432EVM-116 loop-response characteristics are shown in Figure 6 . Gain and phase plots are
shown for V
IN
voltage of 5 V. Load current for the measurement is 1.5 A.
Figure 6. TPS5432EVM-116 Loop Response
2.7 Output Voltage Ripple
The TPS5432EVM-116 output voltage ripple is shown in Figure 7 . The output current is the rated full load
of 3 A and V
IN
= 5 V. The ripple voltage is measured directly across the output capacitors.
Figure 7. TPS5432EVM-116 Output Ripple
7
SLVU674–March 2012 TPS5432EVM-116 3-A, SWIFT™ Regulator Evaluation Module
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