SBOU254A January   2021  – June 2021 INA2191

 

  1.   Trademarks
  2. 1Overview
    1. 1.1 EVM Kit Contents
    2. 1.2 Related Documentation From Texas Instruments
  3. 2Hardware
    1. 2.1 Features
  4. 3Operation
    1. 3.1 Quick Start Setup
    2. 3.2 Measurements
  5. 4EVM Components
    1. 4.1 R1n, R2n, R3n, R4n, R5n, R6n, C1n, C2n, C4n, C5n
      1. 4.1.1 J5n, J6n, JA1n, JA2n
    2. 4.2 C3n
    3. 4.3 Rs1n and Rs2n (Rshunt)
      1. 4.3.1 R7n, R8n
    4. 4.4 U1n (INA2191)
    5. 4.5 S1n, S2n, S3n, S4n, S5n, S6n, S7n, S8n, S9n, SA1n, SA2n, SA3n, SA4n, SA5n, SA6n, SA7n, SA8n, SA9n
  6. 5Schematic, PCB Layout, and Bill of Materials
    1. 5.1 Schematics
    2. 5.2 PCB Layout
    3. 5.3 Bill of Materials
  7. 6Revision History

4.3.1 R7n, R8n

These are populated 4.99 kΩ, 1%, 0603 resistors. They form a resistor divider network off the supply voltage (Vs) to give the user a simple mid-supply voltage (Vs/2) that can be tied directly to the device's reference pins.