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  • PCA9554: gpiod tools report remote i/o error whereas i2c-tools work

    Part Number: PCA9554 Dear TI Support Team We have some systems where we see an issue with “gpioget”. The I2C IO Expander is connected to I2C2 and the gpiod tools normally work. Now when we add a different I2C device over a cable to the I2C bus (with…

  • DRV8718-Q1: Current amplifier error when switching

    TI Thinks Resolved
    Part Number: DRV8718-Q1 Hi team Customer is using our DRV8718-Q1. They find 1 device amplifier output has giant fluctuation when switching. They have down ABA test, and the fluctuation follows the chip. Below is the NG part, Purple CH is the motor…
    • Answered

  • UCC28C41-Q1: UCC28C41 Error amplifier output sink current

    Resolved
    Part Number: UCC28C41-Q1 Dear Power Experts, according to the data sheet, a maximum of 10mA is specified as error amplifier output sink current . Do I understand correctly that this would be the case if, for example, the internal OP (I/O) switches to…
    • Resolved

  • CC2745R10-Q1: CS_STATUS_INSTANT_PASSED error happens after ChannelSounding_procedureEnable and Reconfigure CS procedure parameters

    Part Number: CC2745R10-Q1 Other Parts Discussed in Thread: SYSCONFIG Hi, HW: TI CC2745R10-Q1 EVM SW: SDK 9.14.00.39 We currently test channel sound using SDK 9.14.00.39 Below are the scenarios where the problem is: Reconfigure CS procedure parameters…
    • Answered

  • DAC61416: Frame Error Checking Time / from CS signal to ALMOUT signal

    Resolved
    Part Number: DAC61416 Other Parts Discussed in Thread: DAC81416 , Hi exparts, We plan to enable CRC check to confirm the integrity of SPI data communication. Could you tell me the time from CS rising edge to ALMOUT output? Regards, Hiromu
    • Resolved

  • UC28023: Output of error amplifier

    TI Thinks Resolved
    Part Number: UC28023 Hi team In UC28023 PWM controller if i short the error amplifier output pin with the inverting input terminal of the IC and the control signal id being fed to the non inverting input terminal how the logic would be working in peak…

  • UC1875-SP: UC1875-SP internal error amplifier phase and gain margin @ unitary gain

    Part Number: UC1875-SP Other Parts Discussed in Thread: UC1875 Hi, I'm using the UC1875 with the internal error amp configured as non inverting buffer (output pin directly connected to inverting input) The non inverting input is filtered with 470pF…
    • Answered

  • UCC28951: Error amplifier input type

    Resolved
    Part Number: UCC28951 I would like to know if the error amplifier in the UCC28951 has a CMOS or bipolar type input stage.
    • Resolved
    • Answered

  • UCC15240-Q1: Calculation Tool Issue When Supply Amplifier

    Resolved
    Part Number: UCC15240-Q1 Other Parts Discussed in Thread: UCC25800 , Tool/software: Hi Team, Customer uses it to supply amplifier, so there is no Qg and fsw, but seems calculation tool will produce a mistake under this condition, which is shown as below…
    • Resolved

  • OPA320: Schematic of OPA320 for Error Amplifier application

    TI Thinks Resolved
    Part Number: OPA320 Other Parts Discussed in Thread: TINA-TI Hi Sir/Madam, This is Vishaal working as an Hardware Engineer. We are planning to use OPA320 as error amplifier which the Feedback is from rectifier output as 700V DC which should be pulled…

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