Answered

• INA231: reading multiple registers

  

  David Mckinney

  Resolved

  Part Number: INA231 We have an INA231 IC configured with 0x44df (0100 0100 1101 1111). The mode setting is 111, which is Shunt and bus, continuous. We can read shunt voltage from register address 0x01 and bus voltage from shunt register 0x02 separately…

  • Resolved

  • 16 days ago
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Answered

• INA231: Negative input voltage

  

  Joe Miller1

  Resolved

  Part Number: INA231 Other Parts Discussed in Thread: TIDA-00313 , ISO1541 Dear Sir/Madam, I would like to use the INA231 to measure current on a -5.8V rail. I have read through TIDA-00313 and come up with the following circuit. Could someone please take…

  • Resolved

  • 1 month ago
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• INA231: How to decide shunt resistor vaule

  

  Hardy Xue

  TI Thinks Resolved

  Part Number: INA231 Hi Team, I can see there is typical application with 2m ohm Rshunt in datasheet. How could we suggest customer to select suitable Rshunt value? Or do we have any recommended table according to different current application? Best regards…

  • 23 days ago
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Answered

• INA231: The way to use INA231

  

  Akihisa Tamazaki

  Resolved

  Part Number: INA231 Hello team, My customer is considering to use voltage and current measurement of INA231, not power management. They have a question. If we don’t care about power measurement capability of INA231, can we use BUS input for voltage measurement…

  • Resolved

  • 4 months ago
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Answered

• INA231: B2 C2 pin connection

  

  Mike Yu

  Resolved

  Part Number: INA231 Hi Team, Due to the customer have the layout limitation, can they go through NC pin as below? Thank you. Best regards, Mike

  • Resolved

  • 1 month ago
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Answered

• INA231: I2C address, if both A0 and A1 pins are floated

  

  Ken Zhang

  Resolved

  Part Number: INA231 hi, would you like kindly help check what is the I2C address when both A0 and A1 pins of INA231 are floatingbecause of customer's schematic error?

  • Resolved

  • 3 months ago
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Answered

• INA231: Common mode voltage and input bias current of IN+, IN- pins

  

  Kalhana Colombage

  Resolved

  Part Number: INA231 Hi, In the INA231 datasheet, there is a common mode voltage vs. bias current plot (Fig. 13). Is this the common mode voltage for the IN+ and IN- pins? In my application, the IN+ and IN- pins are sitting close to 0V (low side current…

  • Resolved

  • 3 months ago
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Answered

• INA231: Can ALERT pins be connected from two or more INA231 in same design

  

  Matt Mottier

  Resolved

  Part Number: INA231 For a design that has two or more INA231 devices, can the ALERT pin share the same GPIO into microprocessor, assuming the ALERT is configured for normally active low and has a common pull-up resistor?

  • Resolved

  • 10 months ago
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• INA231: Memory life cycle

  

  user4979999

  TI Thinks Resolved

  Part Number: INA231 Hi, Customer wonder what's the INA231 memory life cycle. If they read/write frequently, will it reduce memory life? Is there a limit number for read/write? Thanks!

  • 8 months ago
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Answered

• INA231: Question of Digital Signal Level of INA231 Specification

  

  Wayne Chen (ODM FAE)

  Resolved

  Part Number: INA231 Hi Sirs, According to the official specifications, the VIH(max) is 0.3*VDD with I2C and 0.8V with SMBus, while the INA231 defines VIL(max) at 0.4V, which is not in line with SMBus and I2C standards. Would you please advise if the INA231…

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  • over 1 year ago
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