Texas Instruments Evaluation Module for TPS54228 TPS54228EVM-686 TPS54228EVM-686 데이터 시트
제품 코드
TPS54228EVM-686
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
4.5
6
7.5
9
10.5
12
13.5
15
16.5
18
Input V olta ge - V
O
u
tp
u
t
V
o
lt
a
g
e
D
e
v
ia
ti
o
n
-
%
I
= 1 A
OUT
V
= 50 mV / div (dc coupled, -950 mV offset)
OUT
I
= 1 A / div (
OUT
0.5 A to 1.5 A load step)
Slew rate = 100 mA / µsec
Time = 50 µsec / div
Test Setup and Results
4.5
Line Regulation
The line regulation for the TPS54228EVM-686 is shown in
.
Figure 5. TPS54228EVM-686 Line Regulation
4.6
Load Transient Response
The TPS54228EVM-686 response to load transient is shown in
. The current step is from 0.5 A to
1.5 A. Total peak-to-peak voltage variation is as shown.
Figure 6. TPS54228EVM-686 Load Transient Response
7
SLVU452
–
May 2011
TPS54228EVM-686, 2-A, SWIFT
™
Regulator Evaluation Module
Copyright
©
2011, Texas Instruments Incorporated