Datasheet

-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
Output Voltage Deviation - %
8 9 10
11 12
13
14
15 16
17
Input Voltage - V
IOUT = 3 A
Frequency - Hz
Gain - dB
Phase - Degrees
-180
-150
-120
-90
-60
-30
0
30
60
90
120
150
180
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
1
00 1000 10000 100000 1000000
Gain
Phase
V = 20 mV / div (ac coupled)
OUT
PH = 5 V / div
Time = 1 µsec / div
V = 500 mV / div
IN
PH = 5 V / div
Time = 1 µsec / div
V = 5 V / div
IN
EN = 2 V / div
V = 2 V / div
OUT
Time = 2 msec / div
V = 10 V / div
IN
V = 2 V / div
OUT
PH = 10 V / div
Time = 2 msec / div
TPS54622
www.ti.com SLVSA70B –MARCH 2011–REVISED JANUARY 2014
STARTUP with EN STARTUP with PRE-BIAS
Figure 32. Figure 33.
OUTPUT VOLTAGE RIPPLE with FULL LOAD INPUT VOLTAGE RIPPLE with FULL LOAD
Figure 34. Figure 35.
CLOSED LOOP RESPONSE LINE REGULATION
Figure 36. Figure 37.
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