Table of Contents
Advertisement
Quick Links
INA228, INA229, INA237, INA238, and INA239 EVM User's
This user's guide describes the characteristics, operation, and use of the INA228, INA229, INA237,
INA238, and INA239 evaluation modules (EVMs). These EVMs are designed to evaluate the performance
of the INA228, INA229, INA237, INA238, and INA239. Throughout this document, the terms evaluation
board, evaluation module, and EVM are synonymous with the INA228EVM, INA229EVM, INA237EVM,
INA238EVM, and INA239EVM. This document includes a schematic, reference printed-circuit board (PCB)
layouts, and a complete bill of materials (BOM).
Trademarks
All trademarks are the property of their respective owners.
SBOU241A – April 2020 – Revised June 2020
Submit Documentation Feedback
INA228, INA229, INA237, INA238, and INA239 EVM User's Guide
Copyright © 2020, Texas Instruments Incorporated
User's Guide
SBOU241A – April 2020 – Revised June 2020
Guide
1
Advertisement
Table of Contents
Related Manuals for Texas Instruments INA228EVM
Summary of Contents for Texas Instruments INA228EVM
- Page 1 INA238, and INA239 evaluation modules (EVMs). These EVMs are designed to evaluate the performance of the INA228, INA229, INA237, INA238, and INA239. Throughout this document, the terms evaluation board, evaluation module, and EVM are synonymous with the INA228EVM, INA229EVM, INA237EVM, INA238EVM, and INA239EVM. This document includes a schematic, reference printed-circuit board (PCB) layouts, and a complete bill of materials (BOM).
- Page 2 Any other use and/or application are strictly prohibited by Texas Instruments. If you are not suitable qualified, you should immediately stop from further use of the HV EVM.
- Page 3 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines www.ti.com 3. Personal Safety a. Wear personal protective equipment (for example, latex gloves or safety glasses with side shields) or protect EVM in an adequate lucent plastic box with interlocks to protect from accidental touch.
-
Page 4: Kit Contents
SLYS024 INA237-Q1 data sheet SBOSA27 INA238-Q1 data sheet SLYS026 INA239-Q1 data sheet SLYS028 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 5: Operation
J1 pin 5 or 6 and J1 pin 3 or 4 on the EVM as explained in Section 4.2.2. SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 6: Evm Operation
GUI (requires previous driver to be installed). Downloaded offline GUIs may check for GUI/Firmware updates depending on the version. INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... - Page 7 • INA228EVM: https://dev.ti.com/gallery/info/4910879/INA228EVM_GUI/ver/1.0.0/ • INA229EVM: https://dev.ti.com/gallery/info/4910879/INA229EVM_GUI/ver/1.0.0/ • INA237EVM and INA238EVM: https://dev.ti.com/gallery/info/4910879/INA237_238EVM_GUI/ver/1.0.0/ • INA239EVM: https://dev.ti.com/gallery/info/4910879/INA239EVM_GUI/ver/1.0.0/ SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 8 4. These prompts will appear after you close the README.md dialog. Figure 4. TI Cloud Agent INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 9 For more questions about registers, check the data sheet. SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 10 2. Connect the IN+ and IN– terminals in series with the load while powered off. INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 11 5. Power on the system, and observe the device states and outputs through the GUI. SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 12 – For the previous example, the EVM would return the results in JSON format: {"acknowledge":"wreg 0x01 0xfb69"} {"console":"Writing 0xfb69 to ADCCONFIG_2 register"} {"evm_state":"idle"} INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
-
Page 13: Input Signal Path
R6 is used as a pullup resistor for the ALERT pin, which is routed to J3. LED D2 and current limiting resistor R5 are used to indicate when the ALERT has triggered. SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... - Page 14 Figure 11 shows the mechanical components included with the EVM. Figure 10. SENS063 Schematic INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 15 Schematics, PCB Layout, and Bill of Materials www.ti.com Figure 11. SENS063 Hardware Schematic SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 16 Figure 13 shows the mechanical components included with the EVM. Figure 12. SENS064 Schematic INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 17 Schematics, PCB Layout, and Bill of Materials www.ti.com Figure 13. SENS064 Hardware Schematic SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
-
Page 18: Pcb Layout
Figure 15. SENS063 Top Layer Figure 16. SENS063 Bottom View Figure 17. SENS063 Bottom Layer INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... - Page 19 Figure 19. SENS064 Top Layer Figure 20. SENS064 Bottom View Figure 21. SENS064 Bottom Layer SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 20 Table 4 through Table 6 are variant specific, while Table 7 shows the parts common to all SENS063 variants. Table 4. INA228EVM Exclusive Bill of Materials Designator Value Description Package Reference Part Number Manufacturer Automotive, 85-V, High-Voltage, Zero-Drift, 20-Bit ADC, I2C, Bidirectional Shunt Current,...
- Page 21 10 mOhms ±0.5% 2W Chip Resistor 2512 (6432 Metric) Automotive AEC-Q200, 2512 PCS2512DR0100ET Ohmite Current Sense, Moisture Resistant Metal Film SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 22 CAP, CERM, 0.1 uF, 100 V, ±10%, X7S, AEC-Q200 Grade 1, 0603 0603 CGA3E3X7S2A104K080AB INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide SBOU241A – April 2020 – Revised June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 23 10 mOhms ±0.5% 2W Chip Resistor 2512 (6432 Metric) Automotive AEC-Q200, 2512 PCS2512DR0100ET Ohmite Current Sense, Moisture Resistant Metal Film SBOU241A – April 2020 – Revised June 2020 INA228, INA229, INA237, INA238, and INA239 EVM User’s Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
-
Page 24: Revision History
Changes from Original (April 2020) to A Revision ......................Page ........• Updated document to add support for the INA228EVM, INA237EVM, and INA238EVM. • Added Direct EVM Serial Communication section to explain how to communicate with the EVM via direct serial .......................... - Page 25 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2020, Texas Instruments Incorporated...
Need help?
Do you have a question about the INA228EVM and is the answer not in the manual?
Questions and answers