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INA188: input bias current
Part Number:INA188The INA188 data sheet (September, 2015) specifies maximum input bias current of 2.5 nA in Table 6.5. But Figure 10 (below) shows a much larger magnitude. Is this a typo in the...
View ArticleVFC32: Frequency Capabilities
Part Number:VFC32I am looking into using the VFC32KP IC to convert a frequency to an analog voltage signal, and I was wondering if this chip will be capable of converting frequencies that range from...
View ArticlePGA281: Non-symmetric distortion performance
Part Number:PGA281PGA281 or PGA280The distortion performance I'm seeing using this part looks very non-symmetric and varies quite a bit part to part. If I drive the inputs with a balanced signal I...
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LM231: conversion accuracy clarification
Part Number:LM231Team,My customer has the following question: We are looking for insight on a parameter on the LM221, LM331 datasheet. There is a parameter in the electrical characteristics that lists...
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OPA2335: Current Source circuit offset error
Part Number:OPA2335Hi,I would like to ask you a question about an offset error of "Current Source Circuit" which is shown at LOG104 datasheet page7, Figure8.This question is related with my previous...
View ArticleINA333: Customer Return failure for TEXAS INSTRUMENT INA333AIDGKTG4
Part Number:INA333Hello Texas-Instruments,.I am SQE from PLEXUS MANUFACTURING. Recently, PLEXUS received customer complaint on a T-I part under P/N INA333AIDGKTG4. Amplifier passed functional testers...
View ArticleLMP91000: LMP91000
Part Number:LMP91000How to configure LMP91000 to work as amperometer?What r the configuration steps??
View ArticleOPA376: Preamplifier for geohone, single supply 2.5v reference, 1.25v common...
Part Number:OPA376Hi, I want to set up a geophone preamplifier with a 2.5v ref and 1.25c dc offset with 32 db gain. I have a ti-tina schematic using the REF2025 to set the V+ to 2.5v and 1.25v...
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Survey High PSRR OP Amplifier for Current Sense
Hi Sir,Could you help provide High PSRR better than OPA376 device? Application current sense.Thanks.
View ArticleLMP91000: WSON14 schematic
Part Number:LMP91000Does anyone have a dxf file for the WSON14 pad placement?
View ArticleINA188: Status of DRJ package
Part Number:INA188I've been excited about the INA188 since its announcement but my products don't have room for the SOIC package so it hasn't been designed in. The DRJ (4mm SON) package option has been...
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XTR115: Failing the field
Part Number:XTR115We are using XTR115 in one of our product to output 4-20 mA current.Recently, we have had some products returned from the field where the current loop output has failed and current is...
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XTR111-2EVM: board dimensions
Part Number:XTR111-2EVMDoes anyone know the dimensions of the XTR111-2EVM Evaluation Module visible at the link below? Thanks much.Best Regards,Pete
View ArticleFor use LMP91000EVM
Hi,We plan to use LMP91000EVM for electrochemical measurement. From its user manual, the evaluation board can be connected to SPIO4 Board. I think we need to send I2C commands to the device and then...
View ArticleOPA337: Doubt in application note "Signal conditioning for piezoelectric...
Part Number:OPA337On page no. 27 of application note "Signal conditioning for piezoelectric sensors" in first bullet point on left hand side of figure 6, I want to know how the value of 5.85 in the...
View ArticleOPA277UA/2K5 - OPA277UA/2K5E4
Hi,What is the difference between OPA277UA/2K5 and OPA277UA/2K5E4 ? From the data sheet, I could not find any difference. Kindly advise. I have referred the 'package option addendum' page.(Please visit...
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XTR116: XTR116 - using external R1, R2
Part Number:XTR116Hi!I know it's odd, but will this circuit work as intended? I = Ii*(1 + R1/R2)?The external R2 (shown) will be 25.5 ohm. R1 (shown) will be between 1k and 10k ohm (tbd).The internal...
View ArticleINA128: high voltage differential input (60V) conversion to single ended
Part Number:INA128I would like to convert a 60 input voltage (differential) to a single ended one, with output voltage approx 5V. My power supply is 24 volts. Which opam can you recommend to withstand...
View ArticleOPA1612: Characteristic degradation at 85C or higher
Part Number:OPA1612Hi team,My customer is interested in OPA1612 for their application but its operating temp range doesn't meets their requirement(it'll be considered around Max 105C). Although I read...
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LMP7721: LMP7721 as voltage follower
Part Number:LMP7721Hello,I am using LMP7721 in three electrode potentiostat (homemade) as a voltage follower.I have tested the same but getting negative voltage output.I have attached the circuit...
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