OPA140: Vos Long-Term Stability
Part Number:OPA140Do we have any data/ information on the Long-Term Input Offset Voltage Stability for the OPA140? Thanks for your help with this! Richard Elmquist
View ArticleLMH6518: Request for input noise spectral density and output noise spectral...
Part Number:LMH6518Hi teamCould you share with us about input noise spectral density and output noise spectral density for each gain?Best Regards,Takanori Yuzawa
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LMP2011: unstable of output
Part Number:LMP2011Hi team,My customer has a issue in their system when using LMP2011, the output current is not stable ,please help to check the sch if the setting of parameter is not right?
View ArticleINA103: INA103 Instrumentation Amplifier for AC Applications
Part Number:INA103Hello, I am looking for advice for choosing the best amplifier that is to be connected to a Wheatstone Bridge that is supplied with an AC source. I am currently using an INA110...
View ArticleAMC1200: How to verify the surge capability
Part Number:AMC1200Hi Team,My customer is surveying AMC1200 and the component engineer has a question. In the datasheet, it shows the capability of part's surge immunity(IEC61000-4-5) can be up to...
View ArticleOPA2197: Gain vs frequency question
Part Number:OPA2197I have used 2 opa2197(one chip) in differential amplifier configuration. One's output is connected to the other's input. My closed loop gain is(should be) ~3 for both of them. I have...
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XTR111EVM: what's the function about R8 and R10
Part Number:XTR111EVMTeam,i'd like to know what's the function about R8 and R10. 1. when we add a 5V input voltage, Vin test point is 0.5V. why it happen ?2. could we reduce R8 and R10 ?
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TINA/Spice/INA332: Differrent Output of INA332 insrtumentation amplifier
Part Number:INA332Tool/software:TINA-TI or Spice ModelsI was trying to use INA332 in my design where I want gain around 160, but I was not getting it. I have used components as given in the datasheet...
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OPA4379: OPA4379 Damage problem
Part Number:OPA4379Dear TI：In BLE thermometer project using OPA4379 has damage phenomenon. By the screenshots shown below: The OPA power supply voltage(AVCC) is controlled by CC2541 P1_0 . When AVCC...
View ArticleOPA340: offset voltage for R/C integral
Part Number:OPA340HelloI have a question regarding the offset voltage caused by the R/C integral.I would like the measure a signal from the output from Rogowski Coil. I use a R/C integral after. R is...
View ArticleOPA2343: Using a single supply op amp with a dual supply.
Part Number:OPA2343Is it possible to use the OPA2343 op amp with a dual supply and if it is possible will I encounter any undesireable behaviour or deviation from the specifications on the datasheet?...
View ArticleLM2917-N: LM2907/LM2917 variable reluctance sensor buffer to TTL
Part Number:LM2917-NHello.We have a variable reluctance sensor that we would like to buffer to a TTL or other voltage level. The LM2907/2917 seems like a good candidate. On page 20 of the datasheet,...
View ArticleOPA725: Question about OPA725 spec in datasheet
Part Number:OPA725Hi Team,OPA725 POWER SUPPLY spec in datasheet include "Specified voltage range" and "Operating Voltage range".Would you let me know difference between these two spec?Thank you.Best...
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TINA/Spice/OPA4180: Spice Model problem
Part Number:OPA4180Tool/software:TINA-TI or Spice ModelsHi, I'm trying to test the OPA4180 Psipce Model on Orcad. This is the simple circuit I have implemented: But when I run the simulations I get...
View ArticleNeed Unity Gain Op Amp To Drive 100 ohm, 2200pF Load
I need a unity gain stable op amp that can drive high capacitance loads. Before I provide the requirements of the unity gain buffer let me describe the overall circuit:The entire circuit looks like...
View ArticleXTR111EVM: 4-20mA accuracy issue at high ambient temperature ( > +65C)
Part Number:XTR111EVMHello Sir,Attached SCH shows our 4-20mA conversion circuit which is part of the circuit in our design. Basically we used design of TI evaluation board for XTR111.The 4-20mA...
View ArticlePGA309: Noise/Ripple Problem
Part Number:PGA309Hi,I'm testing the PGA309 EVB with a high precision tester and I've found that the Output voltage is not very stable: it doesn't drift but last digit oscillates with an amplitude of...
View ArticleTINA/Spice/OPA333: Offset voltage of integrator
Part Number:OPA333Tool/software:TINA-TI or Spice ModelsHi team,I have a question about offset voltage of integrator.My customer uses integrator (shown in attached file) as a part of delta-sigma...
View ArticleFinding a current sensing amplifier for my design conditions
Hello,I am aman and I am working on a sensor circuit design to measure the ethylene concentrations. My sensor circuit presents an output range of 0.04uA to 4uA. But I need to add a current sensing...
View ArticleOPA2350: Input damage when powered down
Part Number:OPA2350OPA2350 If a voltage say 3V is present on the input of the op amp while the device is powered down will the device be damaged?
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