Table of Contents
1 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines............................................ 3
2 Overview..................................................................................................................................................................................4
2.1 EVM Kit Contents...............................................................................................................................................................4
2.2 Related Documentation From Texas Instruments.............................................................................................................. 4
3 Hardware................................................................................................................................................................................. 5
3.1 Features............................................................................................................................................................................. 5
4 Operation.................................................................................................................................................................................6
4.1 Quick Start Setup............................................................................................................................................................... 6
4.2 Measurements................................................................................................................................................................... 6
5 EVM Components................................................................................................................................................................... 7
5.1 R2_n, R3_n, R4_n, R6_n, R7_n, R8_n, C2_n, C3_n, C4_n, C5_n................................................................................... 7
5.2 C1_An................................................................................................................................................................................ 7
5.3 R1_n, R5_n (Rshunt)......................................................................................................................................................... 7
5.4 U1_n (INA2290)................................................................................................................................................................. 7
6 Schematic, PCB Layout, and Bill of Materials......................................................................................................................8
6.1 Schematics.........................................................................................................................................................................8
6.2 PCB Layout...................................................................................................................................................................... 11
6.3 Bill of Materials.................................................................................................................................................................15
7 Revision History................................................................................................................................................................... 17
List of Figures
Figure 6-1. INA2290EVM Schematic: Gain A1 Panel..................................................................................................................8
Figure 6-2. INA2290EVM Schematic: Gain A2 Panel..................................................................................................................9
Figure 6-3. INA2290EVM Schematic: Gain A3 Panel..................................................................................................................9
Figure 6-4. INA2290EVM Schematic: Gain A4 Panel................................................................................................................10
Figure 6-5. INA2290EVM Schematic: Gain A5 Panel................................................................................................................10
Figure 6-6. INA2290EVM Top Overlay.......................................................................................................................................11
Figure 6-7. INA2290EVM Bottom Overlay................................................................................................................................. 11
Figure 6-8. INA2290EVM Top Layer..........................................................................................................................................12
Figure 6-9. INA2290EVM Bottom Layer.................................................................................................................................... 12
Figure 6-10. INA2290EVM Top Solder...................................................................................................................................... 13
Figure 6-11. INA2290EVM Bottom Solder................................................................................................................................. 13
Figure 6-12. INA2290EVM Drill Drawing................................................................................................................................... 14
List of Tables
Table 2-1. INA2290 Gain Option Summary................................................................................................................................. 4
Table 2-2. INA2290EVM Kit Contents..........................................................................................................................................4
Table 2-3. Related Documentation.............................................................................................................................................. 4
Table 6-1. Bill of Materials..........................................................................................................................................................15
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2INA2290EVM SBOU243A – SEPTEMBER 2020 – REVISED DECEMBER 2020
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