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  • OPA564: Power supply sequencing

    Resolved
    Part Number: OPA564 Hello, I have a question about power supply sequencing for power opamp OPA564. I would like to run the opamp from a single supply. I actually do not need its digital functions. However datasheet says explicitly, that digital supply…
    • Resolved

  • OPA564: OPA564

    TI Thinks Resolved
    Part Number: OPA564 Other Parts Discussed in Thread: TINA-TI I am using OPA564 as inverting summing amplifier with unity gain. We have three inputs like noise), spike and glitch sources at inverting terminal and we have an voltage source 5V at non inverting…

  • OPA564: Composite Audio Amplifier

    TI Thinks Resolved
    Part Number: OPA564 Other Parts Discussed in Thread: OPA1612 , , BUF634A , OPA1656 , BUF634 , THS6012 , TPA6120A2 It's more recently become fashionable in the audio industry to use a composite design in power amplifiers, especially headphone amplifiers.…

  • OPA564: Current Limit

    Part Number: OPA564 Other Parts Discussed in Thread: OPA593 Dear Technical Support Team, I'd like to use current limit from 50mA to 250mA. Current limit of OPA564 is from 400mA to 1.5A. Do you have other Power AMP to meet the current limit spec? …

  • OPA564: Not equivalent to cross reference search LT1970

    Part Number: OPA564 Other Parts Discussed in Thread: OPA593 Hi there, I have been trying to find an alternative to the LT1970 by Linear. The suggested TI cross referenced part of the OPA564 does not have similar functionality. Does TI have a part or a…

  • OPA564-Q1: Is it OK to choose OPA564 as the driver of this DFB Laser?

    Part Number: OPA564-Q1 Other Parts Discussed in Thread: OPA564 , I want to find a driver for this DFB laiser, whose parameters are listed as below. The triangular wave is used as the input to control the Laser, whose frequency is almost 100KHz. You can…
    • Answered

  • OPA564: OPA564 circuitry fails continuously and output is shorting to ground

    Resolved
    Part Number: OPA564 Hi I'm using below circuitry on my custom card. But the circuit is failing continuously. I don't know why it is happening. I'm enabling output only with 10% duty cycle at a repetition rate of 1Hz. The load is a capacitive…
    • Resolved

  • OPA564-Q1: θjc and θja Question

    TI Thinks Resolved
    Part Number: OPA564-Q1 Hello team, About the resistance of θjc and θja, I have read these two reply in the E2E, but I still confused about the θjc and θja https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum…

  • OPA564: Parallel current sharing

    Part Number: OPA564 I am designing an adjustable power supply and want to obtain a circuit with greater output capacity. I want to use opa564 for parallel design. Do you have any good suggestions on current sharing?

  • OPA564: Power stage with OPA564 as driver

    Part Number: OPA564 I would like to use the OPA564 to drive a) a 2 A power stage (DC to ~ 2 MHz, capacitive & ohmic load) b) a +/- 30 V 1 A power stage (DC to ~ 2 MHz, capacitive & ohmic load) Are there any suggestions? Thanks in advance R…

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