Texas Instruments Evaluation Module for TPS54429E Synchronous Step-Down SWIFT Converter with Auto-Skip ECO Mode TPS54429 TPS54429EEVM-608 데이터 시트
제품 코드
TPS54429EEVM-608
V
= 20 mV / div (dc coupled, -1.013 V offset)
OUT
I
= 2 A / div
OUT
Time = 100 µsec / div
Load step = 1.25 to 3.25 A Slew rate = 100 mA / µsec
V
= 20 mV / div (ac coupled)
OUT
PH = 5 V / div
Time = 500 nsec / div
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Test Setup and Results
4.7
Load Transient Response
The TPS54429EEVM-608 response to load transient is shown in
. The current step is from 1.25 A
to 3.25 A. Total peak-to-peak output voltage variation is as shown.
Figure 5. TPS54429EEVM-608 Load Transient Response
4.8
Output Voltage Ripple
The TPS54429EEVM-608 output voltage ripple is shown in
. The output current is the rated full
load of 4.5 A.
Figure 6. TPS54429EEVM-608 Output Voltage Ripple
7
SLVU444 – March 2011
TPS54429EEVM-608, 4.5-A, SWIFT™ Regulator— Evaluation Module
© 2011, Texas Instruments Incorporated