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TYPICALCHARACTERISTICS
100
0
90
70
40
20
80
50
60
30
10
0.0001
0.001
0.01
0.1
10
1
I - 输出 电流- 一个
O
效率 - %
15 v
12 v
8.4 v
V = 5 v
T
pwm 模式
O
一个
= 25 C
o
100
0
90
70
40
20
80
50
60
30
10
0.0001
0.001
0.01
0.1
10
1
I - 输出 电流- 一个
O
效率 - %
15 v
12 v
8.4 v
V = 5 v
T
pfm 模式
O
一个
= 25 C
o
TPS62110
TPS62111
TPS62112
SLVS585–JULY2005
TableofGraphs
图示
efficiencyvsoutputcurrent(5v)1,2
efficiencyvsoutputcurrent(3.3v)3,4,5
MaximumoutputcurrentvsInputvoltage6
efficiencyvsoutputcurrent(1.8v)7,8
efficiencyvsoutputcurrent(1.5v)9,10
Linetransientresponse11
Loadtransientresponse12
Outputripple13
开始-uptiming14
SwitchingfrequencyvsInputvoltage15
QuiescentcurrentvsInputvoltage16
GraphswithV
O
=1.8vweretakenusingthecircuitaccordingtoFigure20.
TPS62112TPS62112
EFFICIENCYEFFICIENCY
vsvs
OUTPUTCURRENTOUTPUTCURRENT
figure1.figure2.
7