Datasheet

100 1000 10000 100000
−30
−20
−10
0
10
20
30
40
50
60
70
−60
−40
−20
0
20
40
60
80
100
120
140
Frequency (Hz)
Gain (dB)
Phase (°)
Gain
Phase
Reference
I
OUT
= 20 A
V
IN
= 14 V
G000
80
82
84
86
88
90
92
94
96
0 2 4 6 8 10 12 14 16 18 20
Output Current (A)
Efficiency (%)
V
IN
= 8 V
V
IN
= 12 V
V
IN
= 14 V
f
SW
= 300 kΩ
G000
TPS40400
SLUS930B –APRIL 2011– REVISED OCTOBER 2011 www.ti.com
Typical Performance Characteristics
Figure 23. Efficiency Figure 24. Plant (System) Bode
Figure 25. Switching Waveform Figure 26. Ripple Waveform
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