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2004 |
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Project "Ultimate" |
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PFC |
Calculates Boost PFC main components, voltages and currents |
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PFC_Ind |
Calculates Boost inductor, number of turns, core and copper loss |
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DC_DC |
Calculates Power Transformer turn ratio, output inductor value |
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PWR_Tr |
Calculates Power Transformer number of turns, core, copper loss |
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Out_Ind |
Calculates Output Inductor number of turns, core and copper loss. |
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Losses |
Calculates losses for all stages, max case temperature, efficiency |
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PFC_Loops |
Calculates the values for current and voltage loops. |
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DC_DC_Loops |
Estimates the compensation network for DC/DC stage. |
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Other |
Estimates parameters for other inductors, bas bars, shunts |
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Sat_Ind |
Calculates a magnetic snubber. |
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Ind |
Calculates a generic inductance. |
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Ind_K |
Calculates the coupling coefficients for a Spice model. |
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| This Excel file contains design calculation for a SMPS with
the following specifications: |
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Pout= |
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2,450 |
W |
(500 to 6,750 W) |
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Vin= |
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176-275 |
Vac |
(85 to 528 Vac) |
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Voutn= |
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27.22 |
Vdc |
(1.5 to 540 Vdc) |
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Ioutn= |
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90 |
A |
(1 to 500 A) |
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Switching
Frequencies: |
PFC= |
140 |
kHz |
(25 to 500 kHz) |
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DC/DC= |
180 |
kHz |
(50 to 1,000 kHz) |
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| Input data can be changed to design a similar power supply. |
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| Nominal Conditions: |
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| 1 |
Nominal AC Input Voltage |
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| 2 |
25°C Ambient Temperature |
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| 3 |
Full Power (Nominal DC Output Voltage x Nominal Output Current) |
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| In BLUE color are data that you MUST ENTER. |
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| In PINK color are data that are calculated by the spreadsheet,
or copied from another page. DO NOT |
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| MODIFY DATA IN PINK COLOR. |
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| In RED color are data calculated by the spreadsheet. DO NOT
MODIFY DATA IN RED COLOR. |
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| You will receive technical support and updates for one year
from the date you purchased the file or a |
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| maintenance for the file. |
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| Technical support is provided only via e-mail. The response
time could be between 24 hours to |
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| 1 week, depending on the technical complexity of the answer. |
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| SMPS Power Supplies, Inc. |
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| Doing The Right Thing Is The Right Thing To Doä |
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| www.PowerSupplies.net |
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| www.GoToPower.net |
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| Copyright © 1998-2005 SMPS Power Supplies,
Inc. All rights reserved. |
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| Copyright © 1990-1997 LCD Consulting |
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| Copyright © 1979-1989 Constantin Darius Livescu |
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