Texas Instruments TPSM8282xAEVM-127, User Manual

Page 1: ... 4 Figure 5 2 TPSM82822EVM 080 Radiated EMI 4 Figure 5 3 TPSM82823EVM 080 Radiated EMI 4 Figure 6 1 Top Assembly 5 Figure 6 2 Top Layer 5 Figure 6 3 Signal Layer 1 5 Figure 6 4 Signal Layer 2 5 Figure 6 5 Bottom Layer 5 Figure 7 1 TPSM8282xEVM 080 Schematic 6 Figure A 1 Rev A Top Assembly 9 Figure A 2 Rev A Top Layer 9 Figure A 3 Rev A Signal Layer 1 9 Figure A 4 Rev A Signal Layer 2 9 Figure A 5 ...

Page 2: ...VM 127 performance specifications Table 2 1 Performance Specification Summary SPECIFICATION TEST CONDITIONS MIN TYP MAX UNIT Input voltage 2 4 5 5 5 V Output voltage setpoint 1 8 V Output current TPSM82821EVM 080 0 1 A TPSM82822EVM 080 0 2 A TPSM82823EVM 080 0 3 A TPSM82821AEVM 127 0 1 A TPSM82822AEVM 127 0 2 A TPSM82823AEVM 127 0 3 A 2 2 Modifications The printed circuit board PCB for this EVM is...

Page 3: ...connection from the input supply for the EVM J2 Pin 1 and 2 VOUT Output voltage connection J2 Pin 3 and 4 S S Output voltage sense connections Measure the output voltage at this point J2 Pin 5 and 6 GND Output return connection J3 PG GND The PG output appears on pin 1 of this header with ground on pin 2 JP1 EN EN pin input jumper Place the supplied jumper across ON and EN to turn on the module Pla...

Page 4: ...822EVM 080 had a resistive load of 1 Ω which results in an output current IOUT 1 8 A The TPSM82823EVM 080 had a resistive load of 0 68 Ω which results in an output current IOUT 2 65 A Horizontal QPK Vertical QPK CISPR 11 Group 1 Class B 3m Limit Figure 5 1 TPSM82821EVM 080 Radiated EMI Horizontal QPK Vertical QPK CISPR 11 Group 1 Class B 3m Limit Figure 5 2 TPSM82822EVM 080 Radiated EMI Horizontal...

Page 5: ...ayout for the TPSM8282xAEVM 127 remains the same The Gerbers for the TPSM8282xAEVM 127 are also available on the respective product pages Figure 6 1 Top Assembly Figure 6 2 Top Layer Figure 6 3 Signal Layer 1 Figure 6 4 Signal Layer 2 Figure 6 5 Bottom Layer www ti com Board Layout SLVUBR5D AUGUST 2019 REVISED NOVEMBER 2021 Submit Document Feedback TPSM8282xEVM 080 and TPSM8282xAEVM 127 Evaluation...

Page 6: ...2821A IC The TPSM82822AEVM 127 uses the TPSM82822A IC The TPSM82823AEVM 127 uses the TPSM82823A IC 200k R1 VIN 5 4 1 2 3 6 J2 4 7uF C1 4 7uF C5 DNP 5 4 1 2 3 6 J1 100k R2 GND GND VOUT 100k R3 PG 1 2 J3 VIN GND 1 2 3 JP1 GND GND VIN S S GND VOUT S S GND ON EN OFF VOUT 100k R4 47µF C4 22uF C2 22uF C6 DNP 22uF C7 DNP VIN 1 VIN 2 VOUT 5 VOUT 6 VOUT 7 EN 3 FB 8 PG 4 GND 9 GND 10 TPSM82822SILR U1 120pF ...

Page 7: ...RES 200 k 1 0 1 W 0603 0603 RC0603FR 07200KL Yageo 2 2 2 R2 R3 R4 100 k RES 100 k 1 0 1 W 0603 0603 RC0603FR 07100KL Yageo 1 0 0 U1 1 A Step Down Module with 1 Output Accuracy in 2 mm 2 5 mm uSip 2 mm 2 5 mm TPSM82821SILR or TPSM82821ASILR Texas Instruments 0 1 0 U1 2 A Step Down Module with 1 Output Accuracy in 2 mm 2 5 mm uSip 2 mm 2 5 mm TPSM82822SILR or TPSM82822ASILR Texas Instruments 0 0 1 U...

Page 8: ...peration but can be used to reduce the input voltage ripple C8 is provided for additional output capacitors This capacitor is not required for proper operation but can be used to reduce the output voltage ripple and to improve the load transient response The total output capacitance must remain within the recommended range in the data sheet for proper operation Appendix Rev A EVM www ti com 8 TPSM...

Page 9: ...nd 4 S S Output voltage sense connections Measure the output voltage at this point J2 Pin 5 and 6 GND Output return connection J3 EN EN pin input jumper Place the supplied jumper across ON and EN to turn on the module Place the jumper across OFF and EN to turn off the IC J4 PG GND The PG output appears on pin 1 of this header with ground on pin 2 A 3 Rev A Board Layout This section provides the TP...

Page 10: ... Bottom Layer Appendix Rev A EVM www ti com 10 TPSM8282xEVM 080 and TPSM8282xAEVM 127 Evaluation Modules SLVUBR5D AUGUST 2019 REVISED NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Page 11: ...2 4 7uF C3 5 4 1 2 3 6 J1 100k R2 0 01uF C12 0 01uF C13 BoardGND VOUT 100k R3 BoardGND PG 1 2 J4 VIN GND 1 2 3 J3 EN 47uF C4 0 01uF C10 VIN 1 VIN 2 EN 3 PG 4 VOUT 5 VOUT 6 VOUT 7 FB 8 GND 9 GND 10 TPSM82822SILR U1 VIN S S GND VOUT S S GND VIN EN GND VOUT Figure A 6 TPSM8282xEVM 080 Revision A Schematic www ti com Appendix Rev A EVM SLVUBR5D AUGUST 2019 REVISED NOVEMBER 2021 Submit Document Feedbac...

Page 12: ... Output Accuracy in 2 mm 2 5 mm uSip 2 mm 2 5 mm TPSM82822SILR Texas Instruments B Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Revision C April 2021 to Revision D November 2021 Page Added TPSM8282xAEVM 127 evaluation modules to the user s guide 2 Updated Section 2 2 Added TPSM8282xAEVM 127 to Table 2 1 2 Updated Section...

Page 13: ...other than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control techniques are used to the extent TI deems necessary TI does not test all parameters of each EVM User s claims against TI under this Section 2 are void if User fails to notify TI of any apparent defects...

Page 14: ... These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation...

Page 15: ...y for convenience and should be verified by User 1 Use EVMs in a shielded room or any other test facility as defined in the notification 173 issued by Ministry of Internal Affairs and Communications on March 28 2006 based on Sub section 1 1 of Article 6 of the Ministry s Rule for Enforcement of Radio Law of Japan 2 Use EVMs only after User obtains the license of Test Radio Station as provided in R...

Page 16: ... any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard User assumes all responsibility and liability for any improper or unsafe handling or use of the EVM by User or its employees affiliates contractors or designees 4 4 User assumes all...

Page 17: ...OR DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthermore no return of EVM s will be accepted if the package has been opened and no return of the EVM s will be accepted if they are damaged or otherwise not in a resalable condition If User feels it has...

Page 18: ...o 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 reproduction and display of these resources is prohibited No license is granted to any other TI intellectual property right or to any third party intellectual property right TI disclaims responsibility for and you will fully indemn...