器件名称: PMP5967
功能描述: PMP5967参考设计提供了一个12 v / 38 380 vdc的输出效率超过94%的输入。这个设计使用UCC25600控制谐振LLC转换器。UCC24610同步整流控制器是用来控制两个CSD18501Q5A MOS管,不再需要在整流器输出散热。
文件大小: 1347.76KB 共9页
简 介:12/20/2012
PMP5967 Rev C Test Results
1 Photo
The photos below show the PMP5967 Rev C demo board.
Note: Scope images and bode plots taken from PMP5967 Rev B test results.
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Power Management Solutions
12/20/2012
PMP5967 Rev C Test Results
2 Efficiency
The efficiency data is shown in the table and graph below.
96%
94%
92% Efficiency
90%
88%
86%
84% 0 4 8 12 16 20 24 28 32 36 40
Load Current (Amps)
Vin 380.0 380.1 380.1 380.1 380.0 380.0 379.9 379.9 379.8 379.8 379.8
Iin 0.0016 0.148 0.279 0.406 0.537 0.669 0.801 0.935 1.069 1.207 1.276
Iout 0.000 4.006 8.01 12.00 16.0 20.0 24.0 28.0 32.0 36.0 38.0
Vout 12.04 12.00 12.00 12.00 11.99 11.99 11.99 11.99 11.99 11.99 11.99
Pout 0.00 48.07 96.12 144.00 191.84 239.80 287.76 335.72 383.68 431.64 455.62
Losses Efficiency 0.608 0.0% 8.183 85.5% 9.928 90.6% 10.321 93.3% 12.220 94.0% 14.420 94.3% 16.540 94.6% 19.487 94.5% 22.326 94.5% 26.779 94.2% 29.005 94.0%
Note: Scope images and bode plots taken from PMP5967 Rev B test results.
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Power Management Solutions
12/20/2012
PMP5967 Rev C Test Results
3 Thermal Image
The thermal image below shows the top view of the board with a 38A load and 400LFM of forced air flow. The ambient temperature was 25C. The input was 380VDC.
Note: Scope images and bode plots taken from PMP5967 Rev B test results.
Page 3 of 8
Power Management Solutions
12/20/2012
PMP5967 Rev C Test Results
4 Startup
The output voltage at startup is shown in the images below. The in……
