Answered

• INA1620: Recommendation for Multiple Fixed Gain Settings

  

  Robert Satchell

  Resolved

  Part Number: INA1620 Other Parts Discussed in Thread: TINA-TI In the schematic provided in the INA1620 Datasheet for Microphone preamp, there is a potentiometer provided to se the gain from between 6db and 40dB. I have an application that requires multiple…

  • Resolved

  • over 2 years ago
  • Amplifiers
  • Amplifiers forum
Answered

• INA1620: Bridge output

  

  Mikhail Isagulov

  Resolved

  Part Number: INA1620 Dear mr. I would like have bridge output with INA1620. Please se picture below, Is it right and can I use two half of one IC ?

  • Resolved

  • over 3 years ago
  • Amplifiers
  • Amplifiers forum
Answered

• INA1620: Single power supply connection

  

  Mikhail Isagulov

  Resolved

  Part Number: INA1620 Dear mr, For single power supply INA1620 data-sheet recommend picture below It mind I should connect my GND to pin5 (VEE of datasheet) and according picture pin 3 (GND of data-sheet) stay floating. Am I right?

  • Resolved

  • over 3 years ago
  • Amplifiers
  • Amplifiers forum
Answered

• INA1620: Issues wih paralleling INA1620

  

  Jahongir Dodokhonov

  Resolved

  Part Number: INA1620 Other Parts Discussed in Thread: OPA1622 Hi there ! I have a question regarding paralleling two INA1620 amplifiers according to sboa352 article. I want to connect the output of LPF based on the Figure 40 of AK4490 datasheet with…

  • Resolved

  • over 5 years ago
  • Amplifiers
  • Amplifiers forum

• RE: INA1620: DC Offset removal for INA1620

  

  Jahongir Dodokhonov

  Hi Iwata, The INA1620 is supplied by bipolar power supply set at voltage 11 volts for each supply rails. I also would like to mention that each opamp power supply is isolated with ferrite bead. So I have a common power supply for active LPF opamp…

  • over 5 years ago
  • Amplifiers
  • Amplifiers forum

• INA1620: THD vs Vpp and Parallel'd chip option

  

  Barry Klein

  Part Number: INA1620 Other Parts Discussed in Thread: BUF634A , I see on the datasheet page 9 that the performance of this chip really suffers if the output amplitude is over 1Vrms. To drive certain aviation headsets to necessary high output levels (they…

  • over 3 years ago
  • Amplifiers
  • Amplifiers forum

• RE: INA1620： The question about PCM2912A connects INA1620

  

  Tamara M Alani

  Hi, This question is being answered on another forum: https://e2e.ti.com/support/audio/f/6/p/815015/3017897?tisearch=e2e-sitesearch&keymatch=PCM2912A#3017897 -Tamara

  • over 6 years ago
  • Audio
  • Audio forum
Answered

• TINA/Spice/INA1620: TINA/INA1620: TINA-TI Warning "Operating point not found"

  

  Chester Qiu

  Resolved

  Part Number: INA1620 Other Parts Discussed in Thread: TINA-TI Tool/software: TINA-TI or Spice Models Hi, Team This problem-'Operating point not found' appears when I do Noise Analysis and AC Analysis. The transient analysis is ok. The TSC file is in…

  • Resolved

  • over 6 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• INA1620: & OPA1622 bias current implications

  

  Jonah Strauss

  Part Number: INA1620 Other Parts Discussed in Thread: OPA1622 , LM4562 , TINA-TI , OPA827 , OPA828 I am a little mystified as to how the high bias current of these devices interacts with resistances in the bias position and on the inverting input. Part…

  • over 5 years ago
  • Amplifiers
  • Amplifiers forum

• INA1620: Quiescent Current

  

  Elisha Tarroza71

  TI Thinks Resolved

  Part Number: INA1620 Hello, Good day. May I ask for confirmation if our understanding of the quiescent current is correct? 1. Referring to the electrical characteristics on page 6, since it is per channel, at VEN=2V and Iout=0A, the maximum expected…

  • over 5 years ago
  • Amplifiers
  • Amplifiers forum

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