SBOU113A June   2011  – January 2023

 

  1.   INA226EVM Rev A Model User's Guide and Software Tutorial
  2. 1Trademarks
  3. 2Overview
    1. 2.1 INA226EVM Kit Contents
    2. 2.2 Related Documentation from Texas Instruments
  4. 3INA226EVM Hardware Setup
    1. 3.1 Theory of Operation for INA226 Hardware
    2. 3.2 Signal Definitions of H1 (10-Pin Connector Socket)
      1. 3.2.1 Theory of Operation for SM-USB-DIG Platform
  5. 4INA226EVM Hardware
    1. 4.1 Electrostatic Discharge Warning
    2. 4.2 Connecting the Hardware
    3. 4.3 Connecting Power
    4. 4.4 Connecting the USB Cable to the SM-USB-DIG Platform
    5. 4.5 INA226EVM Default Jumper Settings
    6. 4.6 INA226EVM Features
      1. 4.6.1 J2: I2C VS Control Setting
      2. 4.6.2 J3/J4: I2C Address Hardware Setting (A0)
      3. 4.6.3 J5/J6: I2C Address Hardware Setting (A1)
      4. 4.6.4 External I2C Lines and Terminal Block T1
      5. 4.6.5 VIN+/VIN– Input Filter (R1, R2, and C1)
      6. 4.6.6 Shunt Monitor Configuration and Terminal Blocks T3 and T4
  6. 5INA226EVM Software Setup
    1. 5.1 Hardware Requirements
    2. 5.2 Software Installation
  7. 6INA226EVM Software Overview
    1. 6.1 Starting the INA226EVM Software
    2. 6.2 Configuring the INA226EVM Software
      1. 6.2.1 I2C Address Selection
      2. 6.2.2 Configure Operating Mode
      3. 6.2.3 Set Conversion Times
      4. 6.2.4 Set Configuration Register
      5. 6.2.5 Configuring the Alert Pin
    3. 6.3 Using the INA226EVM Software
      1. 6.3.1 INA226 Bus Voltage, Shunt Voltage, Current, and Power Reading Bar
      2. 6.3.2 Calculation and Theory of Operation
      3. 6.3.3 Register Tab
      4. 6.3.4 Graph Tab
      5. 6.3.5 Auto-Write and the Supply Voltage
  8. 7INA226EVM Documentation
    1. 7.1 Schematic
    2. 7.2 PCB Layout
    3. 7.3 Bill of Materials
  9. 8Revision History

7.3 Bill of Materials

Table 7-1 lists the bill of materials for the INA226EVM.

Table 7-1 Bill of Materials: INA226EVM
ITEM NO. REF DES DESCRIPTION VENDOR/MFR PART NUMBER
1 R5, R6 Resistor, 10 kΩ 1/10W 5% 0603 SMD Stackpole Electronics RMCF0603JT10K0
2 R3, R4 Resistor, 300 Ω 1/10W 5% 0603 SMD Panasonic ERJ-3GEYJ301V
3 R1, R2 Resistor, 0.0 Ω 1/10W 0603 SMD Stackpole Electronics RMCF0603ZT0R00
4 C2 Capacitor, Tantalum 4.7 μF 35V 10% SM AVX Corp. TAJC475K035RNJ
5 C3, C4 Capacitor, Ceramic .10 μF 25V X7R 10% 0603 TDK Corp. C1608X7R1E104K
6 D1, D2 LED Green Wide Angle 0603 SMD Panasonic LNJ3W0C83RA
7 U1 INA226 Texas Instruments
8 Jumpers All Connector, Header 50-Position .100" SGL Gold Samtec TSW-150-07-G-S
9 Jumpers All Shunt LP w/Handle 2-Pos 30AU Tyco Electronics 881545-2
10 Test Points All PC Test Point Compact SMT Keystone Electronics 5016
11 T1 3-Block Terminal 3.5 mm On Shore Technology Inc ED555/3DS
12 T2, T3, T4 2-Block Terminal 3.5 mm On Shore Technology Inc ED555/2DS
13 Bumpons Bumpon Hemisphere .50 x.14 Clear 3M SJ-5312 (CLEAR)
14 J1 Connector, Socket RT Angle 1-Position .050 Mill-Max Manufacturing 851-93-10-20-001000