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ptv12020wcharacteristicdata;1.2vto5.5v
0
30
60
90
120
150
I
O
− 输出 电流 − 一个
V
O
= 5 v
V
O
= 3.3 v
V
O
= 2.5 v
V
O
= 1.8 v
V
O
= 1.5 v
V
O
= 1.2 v
− 输出 voltage 波纹 − mv
V
O
PP
0 2 6 8 12 164 10 14
50
60
70
80
90
100
0 2 6 8 12 16
效率 − %
I
O
− 输出 电流 − 一个
V
O
= 5 v
V
O
= 3.3 v
V
O
= 1.2 v
V
O
= 1.5 v
V
O
= 1.8 v
V
O
= 2.5 v
4 10 14
0
1
2
3
4
6
V
O
= 2.5 v
V
O
= 5 v
V
O
= 3.3 v
I
O
− 输出 电流 − 一个
− 电源 消耗 − w
P
D
5
V
O
= 1.2 v
0 2 6 8 12 164 10 14
20
30
40
50
60
70
80
90
0 2 4 6 8 16
I
O
− 输出 电流 − 一个
10 12 14
Airflow
400 lfm
200 lfm
100 lfm
nat conv
V
O
= 3.3 v
Temperature 减额 −
C
20
30
40
50
60
70
90
0 2 4 6 8 16
I
O
− 输出 电流 − 一个
10 12 14
80
Airflow
400 lfm
200 lfm
100 lfm
nat conv
V
O
= 5 v
Temperature 减额 −
C
ptv12020w/l
SLTS231A–NOVEMBER2004–REVISEDFEBRUARY2005
EFFICIENCYOUTPUTVOLTAGERIPPLE
vsvs
OUTPUTCURRENTOUTPUTCURRENT
figure1.figure2.
POWERDISSIPATIONTEMPERATUREDERATING
vsvs
OUTPUTCURRENTOUTPUTCURRENT
figure3.figure4.
TEMPERATUREDERATING
vs
OUTPUTCURRENT
figure5.
5