www.德州仪器.com
typicalcharacteristics(7-vinput)
(1)(2)
0
0.3
0.6
0.9
1.5
1.2
I - 输出 电流 - 一个
O
0
1
0.5
1.5
2
2.5
V = -5 v
O
V = -3 v
O
V = -12 v
O
V = -15 v
O
P - 电源 消耗 - w
D
0
0.3
0.6
0.9
1.5
1.2
45
50
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
0.3
0.6
0.9
1.5
1.2
I - 输出 电流 - 一个
O
0
20
40
60
80
100
120
140
V = -5 v
O
V = -12 v
O
V = -15 v
O
V = -3 v
O
V - 输出 电压 波纹 - mv
O PP
0
0.5
1
1.5
20
30
50
40
60
70
80
90
V = -5 v
O
200 lfm
100 lfm
nat conv
包围的 温度 - C
o
I - 输出 电流 - 一个
O
0
0.25
0.5
0.75
20
30
50
40
60
70
80
90
包围的 温度 - C
o
I - 输出 电流 - 一个
O
V = -12 v
O
100 lfm
200 lfm
nat conv
0
0.2
0.1
0.3
0.4
0.5
0.6
20
30
50
40
60
70
80
90
V = -15 v
O
200 lfm
100 lfm
nat conv
包围的 温度 - C
o
I - 输出 电流 - 一个
O
PTN78000A
SLTS246A–APRIL2005–REVISEDMAY2005
EFFICIENCYOUTPUTVOLTAGERIPPLEPOWERDISSIPATION
vsvsvs
OUTPUTCURRENTOUTPUTCURRENTOUTPUTCURRENT
figure1.figure2.figure3.
TEMPERATUREDERATINGTEMPERATUREDERATINGTEMPERATUREDERATING
vsvsvs
OUTPUTCURRENTOUTPUTCURRENTOUTPUTCURRENT
figure4.figure5.figure6.
(1)theelectricalcharacteristicdatahasbeendevelopedfromactualproductstestedat25°c.thisdataisconsideredtypicalforthe
转换器.appliestoFigure1,Figure2,和Figure3.
(2)thetemperaturederatingcurvesrepresenttheconditionsatwhichinternalcomponentsareatorbelowthemanufacturer'smaximum
operatingtemperatures.deratinglimitsapplytomodulessoldereddirectlytoa100mmx100mm,翻倍-sidedpcbwith2oz.铜.
AppliestoFigure4,Figure5,和Figure6.
5