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DC048B 参数 Datasheet PDF下载

DC048B图片预览
型号: DC048B
PDF下载: 下载PDF文件 查看货源
内容描述: 48 V输入DC - DC转换器模块 [48 V Input DC-DC Converter Modules]
分类和应用: 转换器
文件页数/大小: 21 页 / 2391 K
品牌: VICOR [ VICOR CORPORATION ]
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1.8 Vout, 144 W OPERATING SPECIFICATIONS - (e.g. DC048B018T014FP  
)
Parameter  
Min  
Typ  
Max  
Unit  
Notes  
Efficiency  
86  
89  
87  
%
mV  
Nominal input; full load; 25°C  
Ripple and noise  
Output OVP setpoint  
Dissipation, standby  
Load regulation  
109  
2.48  
7.6  
p-p; Nominal input; full load; 20 MHz bandwith  
25°C; recycle input voltage to restart (1 minute off)  
No load  
2.33  
Volts  
Watts  
%
5.5  
0.6  
1.5  
No load to full load; nominal input, deviation from setpoint  
External  
Output capacitance  
Load current  
27,000  
80  
µF  
0
86.4  
0
Amps  
Amps  
Amps  
Current limit (peak)  
Short circuit current (avg)  
92  
104  
40  
Shut down, may require PC enable to initiate restart  
Shut down, may require PC enable to initiate restart  
1.0  
Efficiency vs. Output Current  
95  
90  
85  
80  
75  
70  
65  
Vin  
36 V  
48 V  
75 V  
0
8
16  
24  
32  
40  
48  
56  
64  
72  
80  
80  
80  
Output Current (A)  
Figure 4-1 – Efficiency vs. load  
Power Dissipation vs. Output Current  
Figure 4-4 Transient response 100 – 50%, 3 x 4.7 µF ceramic bypass  
capacitance  
20  
18  
16  
14  
12  
10  
8
Vin  
36 V  
48 V  
75 V  
6
4
0
8
16  
24  
32  
40  
48  
56  
64  
72  
Output Current (A)  
Figure 4-2 – Power dissipation vs. load  
Ripple vs. Output Current  
Figure 4-5 Transient response 50 – 100%, 3 x 4.7 µF ceramic bypass  
capacitance  
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
Vin  
NL  
0
20  
40  
60  
Output Current (A)  
Figure 4-3 – Output ripple vs. load with no external bypass capacitance  
Figure 4-6 – Output voltage ripple at nominal line and full load with no  
external bypass capacitance.  
VI Brick / 48V Input DC-DC Converter Modules  
vicorpower.com  
Rev. 1.0  
Page 7 of 21