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Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 11
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 22
It’s Free . . . It’s Free . . .
• It’s on-line
• It’s for everyone
• Worldwide access
• 100% server side simulation
• It’s FREE!!
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 33
Free accounts from sponsorsFree accounts from sponsors
• Some sponsors provide a full features PowerEsim for public user.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 44
Your private free account Your private free account
• User can apply for a 7 days private free full features account by email address.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 55
It’s highly accurateIt’s highly accurateI/P Votlage Vs Efficiency %
0.0010.0020.0030.0040.0050.0060.0070.0080.0090.00
100.00
300 350 405
150W flybackInput Votlage Vdc
Input Votlage Vs Efficiency %
0.0010.0020.0030.0040.0050.0060.0070.0080.0090.00
100.00
85 110 230 265
160W PFC Input Voltage Vac
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 66
No expert knowledge neededNo expert knowledge needed
• Find MOSFET
• Find Diode
• Find Capacitor
• Find Core
• Find Wire
Rds*Crss
Vf*trrm
CV
k1, k2, k3
Current density
PowerEsim need Traditional design need
• No equations needed!
• Simple pick and place components
• Or build real Xformer in virtual space
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 77
PowerEsim vs Traditional DesignPowerEsim vs Traditional Design
result oriented adaptive iteration
instead of
skill of knowledge application
PowerEsim turn design into
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 88
Start a design – Design from ReferenceStart a design – Design from Reference
• Find a circuit that has closest specification to your need, e.g. 160W TDA4863 for PFC front end.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 99
Reference design will be loadedReference design will be loaded
• Reference design will be loaded within a few seconds
• No need to read application notes
• Change component for your own requirements
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1010
Remember, it’s other people design . . .Remember, it’s other people design . . .
As in a real bench, change Vo by
changing feedback resistor to suit for your own output
voltage requirement
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1111
Or click the main MOSFETOr click the main MOSFET
• Select other component for cost or performance reasons.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1212
Re-define specification Re-define specification
• Click “Detail Spec.”• Change specification
as you like
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1313
Start a design - Ask our expertStart a design - Ask our expert
• Enter the simple input & output specification
• Chose an application
• Click “Recommend Design”
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1414
How our expert inside the server workHow our expert inside the server work
Specification Search for closest reference design
Search for best topologies
• Fuzzy logic is used to rank the topologies or reference design according to user’s requirements
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1515
Start a design - more freedomStart a design - more freedom
• Click “Topologies”• Chose the topology you like• Then chose for PWM controller too
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1616
Chose a PWM controller circuitChose a PWM controller circuit
• Double click the PWM block• Select the PWM controller• Another PWM circuit will appear
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1717
Finally . . .Finally . . .
Enter the input and output specification
then click“Initialize Design”
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1818
Preliminary design will be initializedPreliminary design will be initialized
• Preliminary design of real components will be initialized within a few seconds
• A virtual power supply is on the your bench
• Click LosseSIM
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 1919
Losses and it’s detailsLosses and it’s details
• Loss Analysis – the first page to click
• It give total losses at a practical operating condition
• It also shows losses breakdown at each component
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2020
Losses and operating conditionsLosses and operating conditions
From To
Vin 85 V 240 V
Io 3.75 A 2 A
Pd 14.7 W 7.7 W
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2121
The most important pageThe most important page
• Component Finder – Best optimize tool for cost and performance
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2222
Change the rangeChange the range
• Extend the range can select more suitable components
• Choose different Manufacturer can refine the list too
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2323
Click, click, click and selectClick, click, click and select
• A particular one – total & individual loss
• Highlighted one – total, individual loss and stress
• Selected one – total individual loss and stress
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2424
Other than loss, Stress is importantOther than loss, Stress is important
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2525
How we model component?How we model component?
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2626
Features are same for all componentFeatures are same for all component
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2727
More clever method – More clever method – Smart OptimizerSmart Optimizer
Click “Select All”
All MOSFET will dump into a
optimizer pool
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2828
Smart Optimizer – just a clickSmart Optimizer – just a click
• Click “Smart Optimizer”
• Enter maximum iterations
• Wait a few seconds
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 2929
Multi dimensional optimizationMulti dimensional optimization
:
1
2
10
10 resistorx
10 MOSFET
10 diode
x
x:
= 1010 combination
= 31 years simulation
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3030
Smart Optimizer – how it workSmart Optimizer – how it work
Data set Smart Scan
Search for good component
Genetic Algorithm
SPD07N60C3BU60
SPN04N60C2
IPP50R520CP
SPB07N60S5
SPD07N60C3BU60
SPN04N60C2
IPP50R520CP
SPB07N60S5
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3131
Sorted one by oneSorted one by one
• Result will be ranked• Click to view each result• Optimized Component will be shown
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3232
Diode or Active DiodeDiode or Active Diode
• Click the diode you like to replace by Active Diode or Sync Rect.
• In the Component Finder, change it’s “Rectifier Type” to
Active Diode
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3333
Search more MOSFETSearch more MOSFET
• Extend to higher current range is usually needed
• Extend the body diode’s trrm can
find more MOSFET
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3434
Select a better Sync Rect.Select a better Sync Rect.
• 2.54W SCK loss
• 0.5W Active Diode loss
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3535
Now click T1 and go to Magnetic BuilderNow click T1 and go to Magnetic Builder
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3636
dvHI
uL
k
ok
2
H
Background Background - - What else we consider for a transformerWhat else we consider for a transformer
Leakage inductanceLeakage inductance
coscosh
sinsinh12 2
mPd
m=2
Proximity effectProximity effect
meterfu
Do
skin
Skin effectSkin effect
skinD
d
2
wire
wirewire dlBf
Pd
42
Fringing flux Fringing flux
22
321
Bfd
B
c
B
b
B
af
VolPd
kkk
Core lossesCore losses
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3737
Magnetic Builder - Build a single Magnetic Builder - Build a single transformer alonetransformer alone
• User can build a single sand alone transformer by pressing the button “Magnetic Builder”
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3838
Design a single Xformer – Where it Design a single Xformer – Where it apply?apply?
• Choose the application of the magnetic component, e.g. it is a “Flyback Xformer” or “Input Choke”
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 3939
Design a single Xformer – Design a single Xformer – Operating conditions?Operating conditions?
• Enter the simple operating condition of the application, e.g. the operating condition of the “Flyback converter”
• Press “Recommend Design,” a preliminary Xformer with core, wire, tape and winding sequence, will be recommended.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4040
Design a single Xformer – Design a single Xformer – Full version Magnetic BuilderFull version Magnetic Builder
• Click the “Advanced” button will go to the full version Magnetic Builder and do whatever you like.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4141
Any real core you likeAny real core you like
• Chose the range of Ae
• Select Core shape
• Select Manufacturer
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4242
Instant preview winding when thing changeInstant preview winding when thing change
• Click the “preview winding”
• Corresponding winding cross section will be shown
• Supported on Core, N and Wire.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4343
Seeking the best LmSeeking the best Lm
• Click the “Inductance” button
• Enter the range of inductance
• Highlight each in the list, select according to total loss and stress.
• Double check OCP is not be triggered.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4444
Find the best number of turnFind the best number of turn
• Click the “Number of turn” button
• Enter the range of turn
• Highlight each in the list, select according to total loss and stress.
• Double check OCP is not be triggered.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4545
No. of turn is not just an abstract number !No. of turn is not just an abstract number !
• Click the “Preview Winding” button
• Observe how winding structure change with number of turn.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4646
Add more copper?Add more copper?
• Click the “Change Wire” button
• Click the “No. of Parallel Wire”
• Add more parallel wire as you like.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4747
Copper foil can be usedCopper foil can be used
• Click the “Use copper foil” button
• Enter the copper foil size
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4848
Faraday shield can be addedFaraday shield can be added• Click the “Add Pri Wdg” or “Add Sec Wdg” button
• Click the check box “Faraday Shield”
• Click the combo box W”x” to arrange for the layer of the Faraday shield
• You may go to “Winding Construction” page to further arrange for the shield.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 4949
Arrange each winding layer you likeArrange each winding layer you like
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5050
The dot of a windingThe dot of a winding
• User can define whether the winding is started at dot sign or not
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5151
Where to start windingWhere to start winding
• User can define whether the winding is started at upper end or lower end of the winding layer
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5252
How to wind a windingHow to wind a winding
• User can define the location of a winding at the center, lower part or upper part of the winding layer. Distribute the winding all over the layer is also possible.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5353
Layer to layer winding methodLayer to layer winding method
• A winding may occupy more than 1 layer. Choose “Tight” will ensure wires to full up all space in it’s layer before go to the next layer. Choose “Shared” will resulting in even distribution on each layers
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5454
Inner tape between each layerInner tape between each layer
• Inner tape can be placed between each layer of Multi-layers winding.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5555
Customize different bobbins typeCustomize different bobbins type
• Thickness of each wall and the type of split bobbin can be defined in “Bobbin Setting”.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5656
You can make a transformer like this . .You can make a transformer like this . .
• You can change the number of wire used
• You can change the size of the wire
• You can control how you place the wire
• You can use copper foil to replace magnet wire
• You can split the bobbin
• You can add Faraday shield
• You can do anything you like . . . .
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5757
Transformer drawing will be followedTransformer drawing will be followed
• Transformer drawing will be automatically generated by pressing the “Generate Drawing” button.
• Details testing methods, P/N, material can be edit before printing.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5858
Thermal – knowing Temp. at day 1Thermal – knowing Temp. at day 1
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 5959
Thermal – Pick and PlaceThermal – Pick and Place
• Highlight the component on left bottom side, pick and place them on PCB
• Or, select the component you like at left upper corner combo box
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6060
• Click the side view button to touch up the vertical location of components
• User may click back to “Nor-mal” button when finish vertical alignment
Thermal – Side ViewThermal – Side View
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6161
• Highlight the heatsink and click the blue component button below
• You will go to the component page and then select different heatsink type
Thermal – Different Heatsink shapeThermal – Different Heatsink shape
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6262
• Highlight the heatsink and “shift+highlight” on the MOSFET
• Press the horizontal group and attach button to attach the MOSFET to the heatsink
Thermal – Attach componentsThermal – Attach components
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6363
Thermal – Final Thermal ResultThermal – Final Thermal Result
• It will only take a few seconds to see the thermal result
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6464
DVT – check the stressesDVT – check the stresses
• DVT Report check every components stress and also circuit design constraint.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6565
MTBF – how long it lastMTBF – how long it last
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6666
Use thermal result check boxUse thermal result check box
• Once this check box is clicked, all simulation, e.g. DVT, MTBF, etc, will be base on junction Temp. from thermal simulation result, otherwise default value will be used
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6767
Loop Analysis– how stable the systemLoop Analysis– how stable the system
• Gain and phase margin will be immediately known with after any change or circuit component
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6868
Loop Analysis– Loop Analysis– automatic compensationautomatic compensation
• Enter the expected DC gain, phase margin and cross over frequency
• Press “Automatic Compensation” button
• System will iteration to best fit the points by changing the component marked with “Enable for Automatic Loop Compensation”
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 6969
Loop Analysis– transient loadingLoop Analysis– transient loading
• Define step loading waveform and corresponding output transient loading response will be shown
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7070
Harmonic – Harmonic – knowing input current harmonics contentknowing input current harmonics content
• All input current parameters, e.g. PF, THD, harmonic content can be seen
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7171
Waveform – Waveform – the least important toolsthe least important tools
• Critical component’s waveform will be illustrated
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7272
Magnetic Builder – Magnetic Builder – build any transformer build any transformer
• You can build any kind of transformer on your own wish and press a button to print the corresponding transformer drawing.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7373
BOM Builder – BOM Builder – BOM is always ready to print outBOM is always ready to print out
• BOM is always ready to print and will be updated automatically. It save a lot of preparing document time for engineer.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7474
Report Builder – Report Builder – Generate all documents with a clickGenerate all documents with a click
• Simple a click - All result from analysis or tools can be exported to Excel file for engineering documentation.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7575
Download – Download – a lot of document is ready to downloada lot of document is ready to download
• A lot of document and publication are ready to download. It is helpful to becomes a PowerEsim expert.
Getting Start on PowerEsim PowerELab LimitedPowerELab Limited www.powerEsim.com 7676