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  • RE: OPA1622: opa1622

    Hello Sagar, Do either the OPA1622 or OPA1641 look appealing for your application? The OPA1622 can operate at a minimum supply of +/-2V. We can put together a simulation if it would help of a pre-amp configuration. Best Regards, Chris Featherstone

  • OPA1622: OPA1622

    TI Thinks Resolved
    Part Number: OPA1622 Other Parts Discussed in Thread: INA1620 Hello, I have to design an audio driver to drive a handset or headset: Handset - 20 ohms and sensitivity 107 dB@1 mW Headset - 625 ohms and sensitivity 112 dB@ 1mW What op amp do you recommend…
    • Answered

  • RE: OPA1622: enable feature not behaving as expected

    Resolved
    Hello Chris, thanks for replicating my measurements! I guess i'll need to find another solution then :). Thanks!
    • Answered

  • OPA1622: OPA1622

    Resolved
    Part Number: OPA1622 I am trying to add the OPA1622 op amp to an LTSpice schematic. I downloaded the OPA1622 PSpice model shown above. However, I cannot tell which file in the download is the file to use for the LTSpice model. Can you please tell me…
    • Resolved

  • OPA1622: Enable pin behavior on input output - Output not off, but clipped

    Part Number: OPA1622 Hello All, I've received a simple unity gain board that I designed and noticed a very odd behavior: when shorting the OPA1622 enable pin to ground, the output is clipped between -1.4V and +1.6V. It was my understanding that when…

  • OPA1622: Opa1622

    TI Thinks Resolved
    Part Number: OPA1622 Hi Team, My customer uses opa1622 for I / V and differential output stages (driving 32 ohm headphones with 40mW per channel). The power supply voltage of opa1622 is + / - 5V. How much current does this part of the circuit need? Thanks…

  • OPA1622: OPA1622-Noise

    Part Number: OPA1622 Hi Ti Team， My Customer have a new project(Headphone), The main control QCC5126 will interfere with OPA1622 and emit a sizzling sound. Is there any solution?Below is the schematic

  • OPA1622: OPA 1622 Sizzling sound from Headphones

    Part Number: OPA1622 Other Parts Discussed in Thread: NE5532 , Dear Sir I am using 2 OPA 1622 op amps in a DIP 8 configuration as replacement to the 2 x NE5532 that came with my Douk Audio B4-X hybrid headphone tube amplifier. Lately a sizzling sound is…
    • Answered

  • OPA1622: PCM512 + OPA1622 + BUF634

    Resolved
    Part Number: OPA1622 Other Parts Discussed in Thread: BUF634 , Hi TI staff, I would like to ask related question based on a thread " PCM512 + OPA1622 + BUF634" started by user.. My question refers to a schematic provided by TI staff member during…
    • Resolved
    • Answered

  • OPA1622: BUF634

    Resolved
    Part Number: OPA1622 Other Parts Discussed in Thread: BUF634 , PCM5102 Hi there ! Sorry for bringing up the related thread again, since I missed some points I would like to ask last time. The question is with regards to the schematic provided in the related…
    • Resolved

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