Quantcast
Channel: Amplifiers forum - Recent Threads
Browsing all 19228 articles
Browse latest View live

XTR115: Designing a Conversion Board

Part Number:XTR115I have a customer who  needs verification that his application with work with the XTR115. He is attempting to  design a conversion board converting 0-5v to 4-20mA. He would like to...

View Article


Image may be NSFW.
Clik here to view.

LM331: OUTPUT FLUCTUATION IN LM331

Part Number:LM331Dear Sir/MadamI want to use this circuit for INPUT 0 TO 1 VOLT AND FREQUENCY OUTPUT.When i Powerd this circuit for 15 volt to 24 volt it works fine.But if I made Vs=5V there is a lot...

View Article


INA188: INA188 for XLR Mic input preamp

Part Number:INA188Hello Experts,We want to design a XLR input mic preamp , gain up to 40dB ~50 dB . Gain setting by different resistors. Will INA188 suit for this application ? Or is there other...

View Article

TLV8802: TLV8801 vs TLV8802 supply current.

Part Number:TLV8802As I understand the TLV8801 and TLV8802 are the one and two channels variation of the same OPA. But when I look on the supply current  characteristics I see that TLV8802  has less...

View Article

OPA381: OPA381 swing to ground

Part Number:OPA381Support Path: /Product/Help with Device Selection/Sometimes ago I used OPA381 as Transimpedance Ampli for OSRAM PD BPW34. I like an option of OPA381"swing to ground" by ext....

View Article


OPA388: output voltage range

Part Number:OPA388Hello team,OPA388 datasheet says it is true rail-to-rail I/O device. Other zero-crossover opamps don’t say so. What is it different from others?Also, could you let me know power...

View Article

OPA1612: V+ and V- Voltage

Part Number:OPA1612Hi sir Have any performance different between I use +/-15V and +/-5V to supply OPA1612 ?Which one have better performance??Thanks 

View Article

To Replace ST TSX711A but with wider supply voltage range

Hi Team,I’d like to find one operational amplifiers to replace ST TSX711A but with wider supply voltage range. I just find OPA189DBV on the website. while, it's only preview.Can you suggest one...

View Article


Image may be NSFW.
Clik here to view.

TINA/Spice/LMH6881: single ended input impedance characteristics

Part Number:LMH6881Tool/software:TINA-TI or Spice ModelsHello,I'm trying to simulate the single ended input impedance of the IC. We used Mentor System Vision and the TINA Spice model to export...

View Article


OPA227: offset voltage is slightly different between before and after...

Part Number:OPA227Hi Team,My customer is evaluating offset voltage of OPA227 under thermostat bath.He said offset voltage is slightly different (~0.5uV) between before and after ambient temperature...

View Article

INA103: Selection of Instrumentation Amplifier for Non-Contact displacement...

Part Number:INA103Hello,I am doing research that is looking at measuring extremely small displacements with a capacitive probe. Currently we are using an HPT-75E-A-L2-5-B-D probe attached to a...

View Article

OPA128: process technology + ESD rating for device

Part Number:OPA128Hi,I have a question regarding the process technology for the OPA128. We know from the datasheet that the inputs are based on DiFET technology, but we would like to understand if the...

View Article

Image may be NSFW.
Clik here to view.

OPA350: opa350

Part Number:OPA350Dear everyone,I made a Photodiode Transimpedance Amplifier as the picture.I did not know why the voltage drift happened, although the light intensity was stable.In this circuit, I...

View Article


OPA4348: Unencrypted OPA4348 for Pspice

Part Number:OPA4348Hi,May I know how do I get unencrypted PSpice for OPA4348 on Simetrix?Thanks,Christina

View Article

OPA2316: Unencrypted Pspice Model for OPA2316SIRUGR

Part Number:OPA2316Hi,May I know where I can obtain an unencrypted Pspice model for OPA2316SIRUGR to be used on Simetrix simulation tool?Thanks,Christina

View Article


Image may be NSFW.
Clik here to view.

INA116: low input impedance?

Part Number:INA116 INA116 instrumentation amplifier shows unexpectedly low input impedance (<1Mohm)I put 2 V pp signal to VL through 1Mohm resistor and only get 1 V on the input, as I'd get from...

View Article

INA826: Ina826 Gain question

Part Number:INA826HI,unexpected Gain, can you please explain...Gain is set by R should yield a gain of 23,45.Vref = 85mVVs+ = 9,2V (throughout test)Vs- = 0 Expected input range for this application is...

View Article


LM3046: Alternate for Transistor Array part

Part Number:LM3046Is there any replacement available for EOL Transistor Array part # LM3046M ? If no direct drop in is available please suggest anything which is a nearest equivalent.

View Article

OPA129: Can this device be acquired as an unpackaged die?

Part Number:OPA129I am considering integrating a photodiode with a trans-impedance amplifier and was wondering if the OPA129 is available in die form?

View Article

ISO124: No input rails causing output to drive to rails

Part Number:ISO124Hello,I have a design where the input rails are not always provided as they are derived from an input side that can be off. With the output rails enabled the output drifts toward...

View Article
Browsing all 19228 articles
Browse latest View live


<script src="https://jsc.adskeeper.com/r/s/rssing.com.1596347.js" async> </script>