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  pbm with tanners
hi guys i a.facing pbm while includine model name in tanner 7.0 version LIB `J:\Tanner\TSpice70\examples\log018.LIB' TT it giving error that Fatal SP : "opamp_second.cir" line 14 unkno...

spacebac 2/1 2008/8/27 00:28
  How can I get the switch ON resistance plot by HSPICE?
Dear all, I want to simulate the switch (just a pmos and a nmos) ON resistance by HSPICE. Who can show me the way? Thanks & Best Regards Analog_starter

nnxd 7/5 2008/8/27 01:26
  why the capacitors have the same values ?
How do we decide the values of the capacitors used to drive the oscillator for a clock input ? do they need to be of equal rating? what would happen if they are of unequal rating ?

lassa 4/5 2008/8/27 00:50
  i want to make an induction heater but dont have a clue!!!
ok i want to make an induction heater 10-20 kW and i dont have a clue so anthing might help me thanks

dongyea 4/2 2008/8/26 23:51
  analog circuit design:art,science,and personalities--link?
can anyone give me the link of a“nalog circuit design:art,science,and personalities”? I have ever seen it ,but now i can not got it . Thanks.

hgping 8/1 2008/8/27 01:24
  what's the difference between these two circuits?
what's the difference between these two circuits? And when and where these circuits will be used?

mxg330 5/6 2008/8/27 01:24
  How to design Snubber
Hi I start project on 500VA UPS. I face Problem on AVR when we switch relay for maintain output voltage with in range spikes produce. How to resolve this spikes using snubber . Give me good link whe...

edu 4/4 2008/8/27 01:45
  help on a powersupply with a back up battery
hi everyone what i want is a reliable power supply for my circiut but i want in a power failure situation a battery to supply the circuit the power supply at its work charges the battery too exa...

scuzt 4/7 2008/8/27 00:03
  how to get 7.5v from the 40v-200v power supply
Now i want to get some help for my circuit the circuit is the buck and the constant current LED driver the power supply is from 40v to 200v the internal volatage is 7.5v can you give ...

wyslnhhh56 5/8 2008/8/26 23:57
  Transistor Channel Length
When designing for analog circuit, it is advisable to make the length of the transistor longer then the width? Wanted to this to reduce the power consumption (increase resistance and reduce current). ...

dongyea 5/10 2008/8/27 01:51
  hspice Convergence contol?
can anyone tell me how to understand convergence control options? how to achieve convergence more quickly?anyone with some experience? Thanks

yvling 4/5 2008/8/27 01:14
  questions about pipeline adc mechanism
Hi, i've seen this block diagram for pipelined adc in many places but i'm really confused. please help me to understand this. we know this will be implemented by S/H capacitor circuit. 1)we see...

knoxville 5/5 2008/8/27 00:31
  Trimmer = trim Potentialmeter?
Is it the same? Can replace the function of a same ohm rating? What is the difference?

naoge 5/7 2008/8/27 01:05
  question in searching papers....
I am a freshman in analog design and I am looking forward to find some useful paper on net. So I'm just wandering which is the best database for us to search for papers, thank you for your help..

z4120356 4/3 2008/8/27 00:09
  solar charger help
i have a wifi dish i am going to use a wireless game adapter ,and hook it to a wireless router. i want to run it off a battery with a solar charger. the game adapter is 12 V 500 mA the wireless route...

lassa 4/2 2008/8/26 23:48
  L298/L297 Circuit
I just finished making the L298/L297 Circuit for a Bipolar 2-Phase stepper motor... But before hooking it up with my microcontroller circuit i want to check n make sure the circuit is working fine... ...

knoxville 22/1 2008/8/27 00:16
  tsmc .18 simulation error, please help
how to fix following error in SpectreRF simulation? thanks. NM56.m0: Missing bulk-source diode would be forward biased

knoxville 3/1 2008/8/27 01:46
  Power on reset
Can somebody refer me to some good papers/books about POR ( power onreset circuits)? In general how will a POR on reset circuit react to glitches? Greetz, E-goe

naoge 2/6 2008/8/27 01:08
  could not find this book
Hello I tried to search in the download book section and was not able to find the book: Langen, Huijsing; Compact low-voltage and high-speed CMOS, BiCMOS and bipolar operational amplifiers; Kluwer;...

fusarium 2/1 2008/8/27 00:47
  Question about Cadence Sim: Gm and Rout
Hi everyone, How to get "Gm" and "Rout" curve of a OTA using cadence? DC or AC? Thanks

edu 4/3 2008/8/27 00:11
  SPICE model generator in ADS!
Hi, Can anyone tell me how to use SPICE model generator in ADS. I dont know where spice model generator in ADS:((. Thanks

dongyea 2/1 2008/8/27 01:00
  Sampled-data modeling of switching regulators
Can I get this paper "Sampled-data modeling of switching regulators" by A R brown & Middlebrook. Thank-you Vijay

mxg330 4/1 2008/8/27 00:05
  what is the difference between harmonic and spur?
I want to know the relation of spur and non-linearity in ADC and what is the difference between harmonic and spur? in ADC because of non-linearity, input driving and s\h circuit at output ...

spacebac 5/10 2008/8/27 00:17
  about relation between amplitude of input signal and SNR
We know the SNR=(the RMS of input signal)/(the RMS of noise) (I) or . a input sine signal: Vpsin(wt) SNR=(6.02N 1.76) dB (II...

anuo2008 8/4 2008/8/27 01:45
  how to design power amplifier in audio application?
how to design power amplifier in audio application? the efficency must over 60%, and snr > 75db

saigu 3/4 2008/8/27 01:30
  Regarding Terminations,
Dear all, HOw can we calculate the serial termination resistors? anybody has any doc.s for this, Pls forward to me. Thanks, R. Balasubramaniaraju

yvling 5/1 2008/8/26 23:47
  Good tool for verilog-a simulation.
I find modelwriter of cadence is very useful for verilog-a simulation. I can produce lots of blocks of analog circuit automatically, such as adc, dac, ota, peak detector, VCO, PLL, and so on. And th...

naoge 3/3 2008/8/27 00:00
  Flash ADC comparator output and encoder question
hi, because most of the comparators have differential outputs (Voutn and Voutp) i would like to know if the number of compatible encoders is restricted. when the comparators have differential outp...

ken7976 5/1 2008/8/27 00:07
  Swithing Regulation question
Dear all, I have some questions. 1.I design swithing regulator.Do buffer need to add between nonoverlap circuit and power mos? 2.How do I decide power mos's length. 3.If I use one regulator and ...

naoge 3/10 2008/8/27 00:22
  Constant Voltage amplify current
Hi, How can I amplify current where voltage remains constant? Thanks a lot.

wyslnhhh56 5/3 2008/8/27 01:06
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