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typicalcharacteristics(12-vinput)
(1)(2)
0
0.5
1
1.5
50
45
55
65
60
70
75
80
85
90
V = -5 v
O
V = -3 v
O
V = -12 v
O
V = -15 v
O
效率 - %
I - 输出 电流 - 一个
O
0
0.5
1
1.5
V = -5 v
O
V = -3 v
O
V = -12 v
O
V = -15 v
O
I - 输出 电流 - 一个
O
0
10
20
30
40
70
50
60
80
100
90
V - 输出 电压 波纹 - mv
O PP
0
0.5
1
1.5
I - 输出 电流 - 一个
O
0
0.4
0.2
0.6
0.8
1.2
1
1.4
1.6
1.8
2
V = -5 v
O
V = -3 v
O
V = -12 v
O
V = -15 v
O
P - 电源 消耗 - w
D
0
0.5
1
1.5
I - 输出 电流 - 一个
O
20
30
50
40
60
70
80
90
包围的 温度 - C
o
V = -5 v 和 -3 v
O
200 lfm
100 lfm
nat conv
20
30
50
40
60
70
80
90
包围的 温度 - C
o
0
0.25
0.5
0.75
I - 输出 电流 - 一个
O
V = -12 v
O
200 lfm
100 lfm
nat conv
20
30
50
40
60
70
80
90
包围的 温度 - C
o
0
0.2
0.1
0.3
0.4
0.5
0.6
I - 输出 电流 - 一个
O
V = -15 v
O
200 lfm
100 lfm
nat conv
PTN78000A
SLTS246A–APRIL2005–REVISEDMAY2005
EFFICIENCYOUTPUTVOLTAGERIPPLEPOWERDISSIPATION
vsvsvs
OUTPUTCURRENTOUTPUTCURRENTOUTPUTCURRENT
figure7.figure8.figure9.
TEMPERATUREDERATINGTEMPERATUREDERATINGTEMPERATUREDERATING
vsvsvs
OUTPUTCURRENTOUTPUTCURRENTOUTPUTCURRENT
figure10.figure11.figure12.
(1)theelectricalcharacteristicdatahasbeendevelopedfromactualproductstestedat25°c.thisdataisconsideredtypicalforthe
转换器.appliestoFigure7,Figure8,和Figure9.
(2)thetemperaturederatingcurvesrepresenttheconditionsatwhichinternalcomponentsareatorbelowthemanufacturer'smaximum
operatingtemperatures.deratinglimitsapplytomodulessoldereddirectlytoa100-mmx100-mm,翻倍-sidedpcbwith2oz.铜.
AppliestoFigure10,Figure11,和Figure12.
6