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  • INA228-Q1: The input current of VBUS pin under current measurement mode

    TI Thinks Resolved
    Part Number: INA228-Q1 Other Parts Discussed in Thread: INA228 , INA236 , INA234 , INA232 , INA4235 , INA4230 Tool/software: If not in VBUS measurement mode, such as in current measurement mode or shutdown mode, what is the input impedance of VBUS?

  • INA228-Q1: Current Sense Amplifier Comparison and Error Tool

    TI Thinks Resolved
    Part Number: INA228-Q1 Other Parts Discussed in Thread: INA236 , INA228 , INA238 Tool/software: Hello Team, I was calculating current measurement error using your Current_Sense_Amplifier_Comparison_and_Error_Tool and got the below results. However, I…
    • Answered

  • INA228-Q1: INA228-Q1 Alert Delay Time Seting

    Resolved
    Part Number: INA228-Q1 Hello I use INA228-Q1 IC in the circuit board I designed. I take low side bi-directional current measurement and bus voltage measurement via IC. I can read the current and voltage values correctly via the software. I want to use…
    • Resolved
    • Answered

  • INA228-Q1: Maximum input frequency

    Resolved
    Part Number: INA228-Q1 Hello, I am interested in using the INA228-Q1 for the power monitoring of a battery pack. The load current is expected to fluctuate rapidly with frequencies up to 40 kHz. Given that the INA228-Q1 has the fastest sampling time as…
    • Resolved
    • Answered

  • LM74930-Q1: Combining LM74930 + INA228

    Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 , INA228 Tool/software: Hi! I need to measure voltage/current in system. I use LM74930 with external current resistor. Current sensing for LM74930 I need as rough estimation for IC itself…
    • Resolved
    • Answered

  • INA228-Q1: Current sense amplifier

    Resolved
    Part Number: INA228-Q1 I want to know the shunt voltage gain of INA228-Q1，I haven't found the parameter in the datasheet.
    • Resolved
    • Answered

  • INA228-Q1: 10-Bit Target Addressing

    Resolved
    Part Number: INA228-Q1 Other Parts Discussed in Thread: TCA9543A , TCA9548A , Hello there, I'm currently looking at addressing 150 INA228-1Q devices. Therefore I'm hoping to use 10 Bit target addressing, is the possible with this chip? Thanks in…
    • Resolved
    • Answered

  • INA228-Q1: Negative Current measure

    Resolved
    Part Number: INA228-Q1 Other Parts Discussed in Thread: INA228 Hi, I need to design a circuit that measure the current on a negative Power Supply. I already used the INA228 but with positive voltage. I would need to find a device like INA228 that can be…
    • Resolved

  • INA228-Q1: Sometimes not getting ACK through I2C

    Part Number: INA228-Q1 Other Parts Discussed in Thread: INA228 In a power switching implementation using four INA228-Q1. When looping through the four chips to get their respective values we have noticed that one of the chips sometimes fails to answer with…

  • INA228-Q1: How to prevent and recover from checksum error

    Part Number: INA228-Q1 In a power switching implementation using the INA228-Q1 we are getting incorrect BusVoltage measurements paired with a DIAG_ALRT value of: 0x00 or 0x02. Checking documentation, bit0 = low means "Checksum error". - How can…

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