BigBoss
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Yesterday, 15:37Look at https://www.infineon.com/cms/en/product/rf-wireless-control/rf-transistor/ And some Chinese manufacturers supply still such RF Transistors4 replies | 123 view(s)
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Yesterday, 07:40Can you post your schematic,S22 on Smith Chart,S11 on Smith Chart, here ?? Why do you use CS+CG configuration ?? Is the Bandwidth large ?? CS+CG is...4 replies | 192 view(s)
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21st March 2019, 08:15There is no such Best Design Method..Principal Phase Noise Contributions are; -Quality Factor of the Tank Circuit -Noise Factor of the Active...3 replies | 143 view(s)
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21st March 2019, 08:08Input Stage Pair ( first CS+CG) should be matched for Minimum Noise Figure, other should ( Second CS+CG) be matched for Maximum Gain (Conjugate...4 replies | 192 view(s)
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20th March 2019, 17:12Which one ?? Most of them are added as a Library ( Add Design Kit Feature ) and some others are differently deployed..1 replies | 115 view(s)
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19th March 2019, 08:50BigBoss replied to a thread Gain in simulation for BFG97 transistor not as same as practical circuit!!! in Analog Circuit DesignADS Manuals.. There are lot of information about.. Also, Pozar's book will help..4 replies | 194 view(s)
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19th March 2019, 07:23Yes, absolutely.. You should place a port for each connection of the transistor ( S D G or C B E etc.) then you will able to connect the transistor...3 replies | 123 view(s)
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19th March 2019, 07:08BigBoss replied to a thread Gain in simulation for BFG97 transistor not as same as practical circuit!!! in Analog Circuit DesignYour Layout is not convenient/proper..Components are wrong ( ferrite ring inductors..) There is No GND vias etc. Also, you have to study on...4 replies | 194 view(s)
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19th March 2019, 06:59BigBoss replied to a thread How to make a 5V negative supply using the LM2576 regulator in Analog Circuit DesignYour GND connection is not correct.As you can see, GND Return Path is long and thin.It will create disturbing over Output Voltage Double layer is...4 replies | 201 view(s)
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19th March 2019, 06:48EM Simulation cannot involve into Circuit Simulation with SPICE parameters or s-parameters of the devices. The layout is simulated first without...3 replies | 123 view(s)
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16th March 2019, 14:58How to use typically sweep the value R in ADS? And the resistif componen always seri ?can i use the pararel?9 replies | 302 view(s) -
16th March 2019, 13:28is the addition of the resistive component the value free without calculation? and I have tried inserting a series resistive component but the MAG...9 replies | 302 view(s)
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15th March 2019, 20:32, i would to design the power amplifier with transistor CREE CGH40006S if i want to matching impedance is always not matching ,does it affect the...9 replies | 302 view(s)
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15th March 2019, 20:10Hello, iam design power amplifier, but my delta and K factor is less than 1 What should I do ?9 replies | 302 view(s)
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13th March 2019, 08:16BigBoss replied to a thread matching amplifier CREE CGH40006S in Analog Integrated Circuit (IC) Design, Layout and FabricationInterpolation is simple.. For instance let say , Zs1=2.62 - j15.6 @5GHz and Zs2=1.94 - j21.35 @6GHz. Zs may roughly be around (Zs1+Zs2)/2 so...5 replies | 268 view(s)
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13th March 2019, 01:52Fhadz replied to a thread matching amplifier CREE CGH40006S in Analog Integrated Circuit (IC) Design, Layout and Fabricationsorry I don't understand, so I can use Zin and Zload which are 5 Ghz5 replies | 268 view(s)
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12th March 2019, 21:54BigBoss replied to a thread matching amplifier CREE CGH40006S in Analog Integrated Circuit (IC) Design, Layout and FabricationThe Impedances have been given for 5GHz and 6GHz, so do an interpolation.. They don't change radically,5 replies | 268 view(s)
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12th March 2019, 20:03Fhadz replied to a thread matching amplifier CREE CGH40006S in Analog Integrated Circuit (IC) Design, Layout and FabricationIam using 5,6 Ghz, is not available in datasheet, can you help me ?5 replies | 268 view(s)
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12th March 2019, 19:46BigBoss replied to a thread method of phase noise calculation of PLL in Analog Integrated Circuit (IC) Design, Layout and FabricationMatLAB information is completely wrong, there is no such equation at all for PLL Noise Calculation. PLL is a Closed Loop structure and Every Noise...3 replies | 229 view(s)
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12th March 2019, 19:41BigBoss replied to a thread matching amplifier CREE CGH40006S in Analog Integrated Circuit (IC) Design, Layout and FabricationHave you ever looked Page 9 of its Datasheet ??They have been well mentioned..5 replies | 268 view(s)
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12th March 2019, 18:51Fhadz started a thread matching amplifier CREE CGH40006S in Analog Integrated Circuit (IC) Design, Layout and Fabricationhow to find z source and Z load with tool in ADS ? Iam so confused because when iam calculate with formula and get the value, when iam insert the...5 replies | 268 view(s)
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12th March 2019, 05:03You cannot create its model, it's not possible. But you may request-if it's possible- from Wolfspeed or www.modelithics.com ( much $$$, not free..)3 replies | 242 view(s)
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11th March 2019, 15:51BigBoss replied to a thread power amplifier design input impedance in RF, Microwave, Antennas and OpticsYou still try to match S22.. Power Amplifiers don't use S22 to get max. Output Power. Optimum Load Impedance has already been given in the...16 replies | 627 view(s)
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