SBOA539 January   2023 INA219 , INA232

 

  1.   Abstract
  2.   Trademarks
  3. 1Overview
    1. 1.1 INA232 and INA219
  4. 2Migrating From INA219 to INA232
    1. 2.1 Package Selection and Pinout
    2. 2.2 Device Address
    3. 2.3 Shunt Voltage Range
    4. 2.4 Power Supply and IO Voltage Levels
    5. 2.5 Digital Interface and Data Format
    6. 2.6 Register Set
    7. 2.7 Accuracy
    8. 2.8 Unique Features
  5. 3Implementation
    1. 3.1 Identify Suitable Migration Projects
    2. 3.2 Bench Setup and Hardware
    3. 3.3 Result Registers and Calculation
    4. 3.4 Software Implementation

2.7 Accuracy

INA232 is one of the latest digital power monitors. Taking advantage of progress in technology, INA232 offers much improved electrical specifications compared with predecessors in the same class.

One of the improvements in INA232 is with higher accuracy. Figure 2-2 compares the accuracy between INA219 and INA232.

Figure 2-2 Total Output Error