Texas Instruments TPS53513 User Manual Download Page 3

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4 Schematic

Output: 1.2 V / 0-8 A

Figure 4-1. TPS53513EVM-PWR587 Schematic

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Schematic

SLUUAQ0C – OCTOBER 2013 – REVISED NOVEMBER 2021

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TPS53513 Step-Down Converter Evaluation Module User's Guide

Summary of Contents for TPS53513

Page 1: ... 7 Test Procedure 7 7 1 Line Load Regulation and Efficiency Measurement Procedure 7 7 2 Control Loop Gain and Phase Measurement Procedure 7 7 3 List of Test Points 8 7 4 Equipment Shutdown 8 8 EVM Assembly Drawing and PCB Layout 9 9 List of Materials 13 10 Revision History 14 Trademarks D CAP3 is a trademark of Texas Instruments All trademarks are the property of their respective owners www ti com...

Page 2: ...put for further power saving purpose Convenient test points for probing critical waveforms 3 Electrical Performance Specifications Table 3 1 TPS53513EVM PWR587 Electrical Performance Specifications 1 PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Input Characteristic Voltage range VIN 5 12 18 V Maximum input current VIN 5 V IO 8 A 2 5 A No load input current VIN 12 V IO 0 A with auto skip mode 1 mA O...

Page 3: ...gure 4 1 TPS53513EVM PWR587 Schematic www ti com Schematic SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Feedback TPS53513 Step Down Converter Evaluation Module User s Guide 3 Copyright 2021 Texas Instruments Incorporated ...

Page 4: ...easure the output ripple voltage by placing the oscilloscope probe tip through TP7 and holding the ground barrel on TP9 as shown in Figure 5 1 Using a leaded ground connection may induce additional noise due to the large ground loop T 9 P T 7 P Metal Ground Barrel Probe Tip Figure 5 1 Tip and Barrel Measurement for VOUT Ripple Recommended Wire Gauge VIN to J1 12V input The recommended wire size is...

Page 5: ...gure 5 2 2 Connect a voltmeter V1 at TP1 VIN and TP2 GND to measure the input voltage 5 2 2 Output Connections 1 Connect Load to J3 and set load to constant resistance mode to sink 0 ADC before VIN is applied 2 Connect a voltmeter V2 at TP7 VOUT and TP9 GND to measure the output voltage www ti com Test Setup SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Feedback TPS53513 Step Down Co...

Page 6: ...E SELECTION 1 2 pin shorted FCCM with 2 RC time constant 3 4 pin shorted Forced CCM 1 with 1 RC time constant 5 6 pin shorted Forced CCM 1 with 2 RC time constant 7 8 pin shorted Auto Skip Mode with 2 RC time constant 9 10 pin shorted Auto Skip Mode with 1 RC time constant 1 Device goes into FCCM after PGOOD becomes high 6 3 VDD Pin Supply Selection The controller can be enabled and disabled by J7...

Page 7: ...ins a 10 Ω series resistor in the feedback loop for loop response analysis 1 Set up the EVM as described in Section 5 and Figure 5 2 2 Connect the isolation transformer to test points marked TP5 and TP8 3 Connect input signal amplitude measurement probe channel A to TP10 Connect the output signal amplitude measurement probe channel B to TP11 4 Connect ground lead of channel A and channel B to TP15...

Page 8: ... TP7 VOUT VOUT terminal TP8 CHA Input A for loop injection TP9 PGND Power ground TP10 RF RF pin TP11 TRIP TRIP pin TP12 EN Enable pin TP13 VDD VDD pin TP14 MODE Mode pin TP15 AGND Analog ground 7 4 Equipment Shutdown 1 Shut down load 2 Shut down VIN Test Procedure www ti com 8 TPS53513 Step Down Converter Evaluation Module User s Guide SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Fe...

Page 9: ...igned using 4 Layers 2 oz copper circuit board Figure 8 1 TPS53513EVM 587 Top Layer Assembly Drawing Figure 8 2 TPS53513EVM 587 Bottom Assembly Drawing www ti com EVM Assembly Drawing and PCB Layout SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Feedback TPS53513 Step Down Converter Evaluation Module User s Guide 9 Copyright 2021 Texas Instruments Incorporated ...

Page 10: ...S53513EVM 587 Layer 2 Copper EVM Assembly Drawing and PCB Layout www ti com 10 TPS53513 Step Down Converter Evaluation Module User s Guide SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Page 11: ...TPS53513EVM 587 Layer 4 Copper www ti com EVM Assembly Drawing and PCB Layout SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Feedback TPS53513 Step Down Converter Evaluation Module User s Guide 11 Copyright 2021 Texas Instruments Incorporated ...

Page 12: ...53513EVM 587 Bottom Layer Copper EVM Assembly Drawing and PCB Layout www ti com 12 TPS53513 Step Down Converter Evaluation Module User s Guide SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Page 13: ...Power 15 0 283 0 433 inch 69P987xN Vitec LBL1 1 Thermal Transfer Printable Labels 0 650 W 0 200 H 10 000 per roll PCB Label 0 650 H 0 200 W THT 14 423 10 Brady R1 R2 2 100 k RES 100 k Ω 1 0 1W 0603 0603 CRCW0603100KFKEA Vishay Dale R3 1 1 00 k RES 1 00 k Ω 1 0 1 W 0603 0603 CRCW06031K00FKEA Vishay Dale R4 1 300 k RES 300 k Ω 1 0 1 W 0603 0603 RC0603FR 07300KL Yageo America R5 R8 R14 R15 R19 5 0 RE...

Page 14: ...nd cross references throughout the document 2 Edited user s guide for clarity 2 Changes from Revision A December 2013 to Revision B February 2014 Page Changed the test points in Figure 5 1 from TPS5 and TPS7 to TPS7 and TPS9 respectively from left to right 4 Revision History www ti com 14 TPS53513 Step Down Converter Evaluation Module User s Guide SLUUAQ0C OCTOBER 2013 REVISED NOVEMBER 2021 Submit...

Page 15: ...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 16: ... 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 17: ...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 18: ... 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 19: ...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 20: ...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...

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