SBOU272 November   2021 INA2126 , INA2128

 

  1.   Trademarks
  2. 1Overview
    1. 1.1 Features
    2. 1.2 INA Pinout
    3. 1.3 Compatible Devices
  3. 2Quick Start
    1. 2.1 Dual-Supply Configuration
    2. 2.2 Single-Supply Configuration
      1. 2.2.1 Direct Reference Connection
      2. 2.2.2 Buffered-Reference Voltage Connection
  4. 3EVM Components
    1. 3.1 Power
    2. 3.2 Inputs
      1. 3.2.1 Input Filtering
    3. 3.3 Output
      1. 3.3.1 Output Filtering
    4. 3.4 Reference
    5. 3.5 Miscellaneous
  5. 4Schematic, PCB Layout, and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials

3.3.1 Output Filtering

Components R14 and C20 provide the ability to apply a single-pole RC output filter. The cutoff frequency of the output filter is calculated as shown in Equation 3. The correlating resistor and capacitor provide output filtering for channel B.

Equation 3. GUID-20210804-CA0I-RNTJ-P29C-JTFT6N5ZMCLS-low.png