Texas Instruments TPS53355EVM-864 User Manual Download | Manualshive

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Test condition: 12 Vin, 1.5 V/30 A

Auto Skip Mode

TPS5335EVM

Switching Node

CH1: LL

Test condition: 12 Vin, 1.5 V/30 A

Auto Skip Mode

TPS5335EVM

Output Ripple

CH1: 1.5 Vout

V1: 2.4 mV

V2: -9.6 mV

V: -12.0 mV

D

Performance Data and Typical Characteristic Curves

13

SLUUBJ6 – November 2016

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Copyright © 2016, Texas Instruments Incorporated

Green TPS53355EVM-864 Evaluation Module

8.5

Output Ripple

Figure 9. Output Ripple

8.6

Switching Node

Figure 10. Switching Node

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Summary of Contents for TPS53355EVM-864

Page 1: ...ing Frequency Selection 8 6 2 Soft Start Selection 8 6 3 Mode Selection 8 6 4 Enable Selection 9 7 Test Procedure 9 7 1 Line Load Regulation and Efficiency Measurement Procedure 9 7 2 Control Loop Gain and Phase Measurement Procedure 9 7 3 Test Point List 10 7 4 Equipment Shutdown 10 8 Performance Data and Typical Characteristic Curves 11 8 1 Efficiency 11 8 2 Load Regulation 11 8 3 Line Regulatio...

Page 2: ...Board at 12 VIN 1 5 V 30 A 25 C Ambient Temperature Without Airflow 17 19 TPS53355EVM 864 Top Layer Assembly Drawing 18 20 TPS53355EVM 864 Bottom Assembly Drawing 18 21 TPS53355EVM 864 Top Copper 19 22 TPS53355EVM 864 Layer 2 Copper 19 23 TPS53355EVM 864 Layer 3 Copper 20 24 TPS53355EVM 864 Layer 4 Copper 20 25 TPS53355EVM 864 Layer 5 Copper 21 26 TPS53355EVM 864 Bottom Layer Copper 21 List of Tab...

Page 3: ...module has signal traces components and component leads on the bottom of the board This may result in exposed voltages hot surfaces or sharp edges Do not reach under the board during operation CAUTION The circuit module may be damaged by over temperature To avoid damage monitor the temperature during evaluation and provide cooling as needed for your system environment CAUTION Some power supplies c...

Page 4: ...g J4 for selectable soft start time J2 for enable function J6 for auto skip and forced CCM selection Convenient test points for probing critical waveforms 3 Electrical Performance Specifications Table 1 TPS53355EVM 864 Electrical Performance Specifications Parameters Test Conditions Min Typ Max Units Input Characteristics Voltage range VIN 8 12 14 V Maximum input current VIN 8 V IO 30 A 6 3 A No l...

Page 5: ...70 kHz FCCM Copyright 2016 Texas Instruments Incorporated www ti com Schematic 5 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 4 Schematic Figure 1 illustrates the EVM schematic Figure 1 TPS53355EVM 864 Schematic ...

Page 6: ...ling 2 µs division horizontal resolution 50 mV division vertical resolution Test points TP5 and TP7 can be used to measure the output ripple voltage by placing the oscilloscope probe tip through TP5 and holding the ground barrel on TP7 as shown in Figure 2 Using a leaded ground connection may induce additional noise due to the large ground loop Figure 2 Tip and Barrel Measurement for VOUT Ripple F...

Page 7: ...53355EVM 864 Recommended Test Setup Input Connections 1 Prior to connecting the dc input source Vin it is advisable to limit the source current from VIN to 10 A maximum Ensure that VIN is initially set to 0 V and connected as shown in Figure 3 2 Connect a voltmeter V1 at TP1 VIN and TP2 GND to measure the input voltage 3 Connect a current meter A1 to measure the input current Output Connections 1 ...

Page 8: ...1 2 pin shorted 0 250 Second 3 4 pin shorted 187 300 Third 5 6 pin shorted 619 400 Fourth 7 8 pin shorted Open 500 Fifth 9 10 pin shorted 866 650 Sixth 11 12 pin shorted 309 750 Seventh 13 14 pin shorted 124 850 Bottom 15 16 pin shorted 0 970 6 2 Soft Start Selection The soft start time can be set by J4 Default setting 1 4 ms Table 3 Soft Start Time Selection Jumper Set to RMODE Connections kΩ Sof...

Page 9: ...V2 to measure VOUT voltage 8 Vary Load from 0 Adc to 30 Adc Vout must remain in load regulation 9 Vary VIN from 8 V to 14 V Vout must remain in line regulation 10 Put the jumper on J2 to disable the controller 11 Decrease Load to 0 A 12 Decrease VIN to 0 V 7 2 Control Loop Gain and Phase Measurement Procedure TPS53355EVM 864 contains a 10 Ω series resistor in the feedback loop for loop response an...

Page 10: ...nt List Table 6 Test Point Functions Test Points Name Description TP1 VIN Controller input TP2 GND Ground TP3 GND Ground TP4 EN Enable TP5 VOUT Output voltage TP6 LL Switching node TP7 GND Ground TP8 PGOOD Power Good TP9 VREG 5 V LDO output TP10 CHA Input A for loop injection TP11 CHB Input B for loop injection TP12 GND GND 7 4 Equipment Shutdown 1 Shut down Load 2 Shut down fan ...

Page 11: ...M 14 Vin FCCM 8 Vin FCCM 0 10 20 30 40 50 60 70 80 90 100 Efficiency www ti com Performance Data and Typical Characteristic Curves 11 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 8 Performance Data and Typical Characteristic Curves Figure 4 through Figure 18 present typical performance curves for TPS53355E...

Page 12: ...51 1 52 1 53 8 9 10 11 12 13 14 V Input Voltage V I I 0 A auto skip O V Output Voltage V O I 0 A FCCM O I 30 A O Performance Data and Typical Characteristic Curves www ti com 12 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 8 3 Line Regulation Figure 6 Line Regulation 8 4 Enable Turnon Turnoff Figure 7 Enab...

Page 13: ...tput Ripple CH1 1 5 Vout V1 2 4 mV V2 9 6 mV V 12 0 mV D www ti com Performance Data and Typical Characteristic Curves 13 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 8 5 Output Ripple Figure 9 Output Ripple 8 6 Switching Node Figure 10 Switching Node ...

Page 14: ...de 15 A TPS5335EVM Output Transient from DCM to CCM CH1 1 5 Vout CH4 Output Current Performance Data and Typical Characteristic Curves www ti com 14 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 8 7 Output Transient With Auto Skip Mode Figure 11 Output Transient From DCM to CCM Figure 12 Output Transient Fr...

Page 15: ...2 1 5 Vout CH3 PGOOD www ti com Performance Data and Typical Characteristic Curves 15 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 8 9 Output 0 75 V Prebias Turnon Figure 14 Output 0 75 V Prebias Turnon 8 10 Output Overcurrent and Short Circuit Protection Figure 15 Output Overcurrent Protection ...

Page 16: ...rformance Data and Typical Characteristic Curves www ti com 16 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module Figure 16 Output Short Circuit 8 11 Bode Plot Figure 17 Bode Plot VIN 12 V VOUT 1 5 V IOUT 6 A Frequency 500 kHz ...

Page 17: ...November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module 8 12 Thermal Image Figure 18 shows a thermal image of the board Figure 18 Top Board at 12 VIN 1 5 V 30 A 25 C Ambient Temperature Without Airflow ...

Page 18: ...ted Green TPS53355EVM 864 Evaluation Module 9 EVM Assembly Drawing and PCB Layout The following illustrations Figure 19 through Figure 26 show the design of the TPS53355EVM 864 printed circuit board The EVM was designed using a 6 layer 2 oz copper circuit board Figure 19 TPS53355EVM 864 Top Layer Assembly Drawing Figure 20 TPS53355EVM 864 Bottom Assembly Drawing ...

Page 19: ...and PCB Layout 19 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module Figure 21 TPS53355EVM 864 Top Copper Figure 22 TPS53355EVM 864 Layer 2 Copper ...

Page 20: ...t www ti com 20 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module Figure 23 TPS53355EVM 864 Layer 3 Copper Figure 24 TPS53355EVM 864 Layer 4 Copper ...

Page 21: ...PCB Layout 21 SLUUBJ6 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated Green TPS53355EVM 864 Evaluation Module Figure 25 TPS53355EVM 864 Layer 5 Copper Figure 26 TPS53355EVM 864 Bottom Layer Copper ...

Page 22: ...re Technology Terminal Block 5 08 mm 4x1 Brass TH 4x1 5 08 mm Terminal Block 15 J2 1 PEC02SAAN Sullins Connector Solutions Header 100mil 2x1 Tin TH Header 2 PIN 100mil Tin 16 J4 1 PEC04DAAN Sullins Connector Solutions Header 100mil 4x2 Tin TH Header 4x2 100mil Tin 17 J5 1 PEC08DAAN Sullins Connector Solutions Header 2 54 mm 8x2 Tin Vertical TH Header 2 54 mm 8x2 TH 18 J6 1 PEC02DAAN Sullins Connec...

Page 23: ...3 37 R21 1 309k RC0603FR 07309KL Yageo America RES 309 k 1 0 1 W 0603 0603 38 R22 1 124k CRCW0603124KFKEA Vishay Dale RES 124 k 1 0 1 W 0603 0603 39 TP1 TP4 TP5 TP6 TP8 TP9 TP11 7 5010 Keystone Test Point Multipurpose Red TH Red Multipurpose Testpoint 40 TP2 TP3 TP7 TP12 4 5011 Keystone Test Point Multipurpose Black TH Black Multipurpose Testpoint 41 TP10 1 5002 Keystone Test Point Miniature White...

Page 24: ... are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day wa...

Page 25: ... by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la rég...

Page 26: ...connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cur...

Page 27: ...F REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Page 28: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

Page 29: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS53355EVM 864 ...

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