Texas Instruments Evaluation Module for TPS54294 Synchronous Step-Down SWIFT Converter TPS54294EVM-057 TPS54294EVM-057 데이터 시트
제품 코드
TPS54294EVM-057
Time 20
s/div
m
V
50 mV/div
OUT1
V
50 mV/div
OUT2
I
= 0.25 A to 1.1A 0.5 A/div
= 2 A
OUT1
I
OUT2
I
= 0.5 A to 2 A, 0.5 A/div
= 2 A
OUT2
I
OUT1
Time 50 s/div
m
V
100 mV/div
OUT2
V
50 mV/div
OUT1
Test Setup and Results
4.6
Load Transient Response
4.6.1
Load Transient Response Converter 1
The response of converter 1 on the TPS54294EVM to a load transient is shown in
. The current
step is from 0.25 A to 1.1 A. Total peak-to-peak voltage variation is as shown.
Figure 7. TPS54294EVM Converter 1 Load Transient Response
4.6.2
Load Transient Response Converter 2
The response of converter 2 on the TPS54294EVM to a load transient is shown in
. The current
step is from 0.5 A to 2 A. Total peak-to-peak voltage variation is as shown.
Figure 8. TPS54294EVM Converter 2 Load Transient Response
9
SLVU491
–
November 2011
TPS54294 Dual Channel SWIFT
™
Evaluation Module
Copyright
©
2011, Texas Instruments Incorporated