Texas Instruments INA293EVM, User Manual

Page 1: ...cteristics operation and use of the INA293 evaluation module EVM This EVM is designed to evaluate the performance of the INA293 voltage output current shunt monitor in a variety of configurations Thro...

Page 2: ...n C2_Xn C3_Xn 8 5 2 C1_Xn 8 5 3 R1_Xn 8 5 4 U1_Xn INA293 8 6 Schematic PCB Layout and Bill of Materials 9 6 1 Schematics 9 6 2 PCB Layout 12 6 3 Bill of Materials 16 List of Figures 1 INA293EVM Schema...

Page 3: ...a Safety a Keep work area clean and orderly b Qualified observer s must be present anytime circuits are energized c Effective barriers and signage must be present in the area where the TI HV EVM and i...

Page 4: ...dback Copyright 2019 Texas Instruments Incorporated INA293EVM 3 Personal Safety a Wear personal protective equipment for example latex gloves or safety glasses with side shields or protect EVM in an a...

Page 5: ...erates with supply voltages between 2 7 V and 20 V and draws a typical of 1 7 mA at room temperature 1 INA293B is a preview device Table 1 INA293 Gain Option Summary Product 1 Gain V V INA293A1 and IN...

Page 6: ...different pinouts of the A and B versions the layouts and test point locations are also different Each of the PCB cutouts consists of one INA293Xn device where X is A or B and n is 1 2 3 4 or 5 and te...

Page 7: ...in J1_Xn and Vin J1_Xn tabs Given the internal GND reference of the device make sure that the Vin pin is the more positive of the two inputs 2 Additionally if the differential voltage supply is a floa...

Page 8: ...between the Vin and Vin pads which are sensed by IN and IN input pins If used make sure R1_Xn has proper power dissipation for the selected current load The chosen resistor must have a 2512 footprint...

Page 9: ...res are intended to show how the board is laid out they are not intended to be used for manufacturing INA293EVM PCBs 6 1 Schematics Figure 1 is shown below and is the schematic of the INA293EVM for al...

Page 10: ...Layout and Bill of Materials www ti com 10 SBOU225A May 2019 Revised December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated INA293EVM Figure 1 INA293EVM Schematic G...

Page 11: ...hematic PCB Layout and Bill of Materials 11 SBOU225A May 2019 Revised December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated INA293EVM Figure 2 INA293EVM Schematic G...

Page 12: ...May 2019 Revised December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated INA293EVM 6 2 PCB Layout Figure 3 through Figure 9 illustrate the PCB layout for the INA293EV...

Page 13: ...CB Layout and Bill of Materials 13 SBOU225A May 2019 Revised December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated INA293EVM Figure 5 INA293EVM Top Layer Figure 6 I...

Page 14: ...d Bill of Materials www ti com 14 SBOU225A May 2019 Revised December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated INA293EVM Figure 7 INA293EVM Top Solder Figure 8 I...

Page 15: ...om Schematic PCB Layout and Bill of Materials 15 SBOU225A May 2019 Revised December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated INA293EVM Figure 9 INA293EVM Drill...

Page 16: ...2 R2_B3 R2_B4 R2_B5 R3_A1 R3_A2 R3_A3 R3_A4 R3_A5 R3_B1 R3_B2 R3_B3 R3_B4 R3_B5 R4_A1 R4_A2 R4_A3 R4_A4 R4_A5 R4_B1 R4_B2 R4_B3 R4_B4 R4_B5 30 0 RES 0 5 0 125 W 0603 0603 MCT06030Z0000ZP500 Vishay Bey...

Page 17: ...s U1_B3 1 INA293 High Voltage High Bandwidth Unidirectional 110 V Common Mode Current Sense Amplifier DBV0005A SOT 23 5 DBV0005A INA293B3IDBVR Texas Instruments U1_B4 1 INA293 High Voltage High Bandwi...

Page 18: ...Instruments Incorporated Revision History Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Original May 2019 to A Revision Pa...

Page 19: ...e resources are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reprod...