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Texas Instruments TPS53014 User Manual Download Page 13

8.9 Thermal Image

Figure 8-11. Thermal Image (22-V V

IN

, 1.05-V V

OUT

, 8-A I

OUT

, no Air Flow)

Note

The hottest spot is the surface of snubber resistor and power MOSFET, not the surface of TPS53014 
controller device.

www.ti.com

Performance Data and Typical Characteristic Curves

SLUU943A – MAY 2012 – REVISED DECEMBER 2021

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TPS53014 Buck Controller Evaluation Module User's Guide

13

Copyright © 2021 Texas Instruments Incorporated

Summary of Contents for TPS53014

Page 1: ...urement Procedure 7 7 2 List of Test Points 7 7 3 Equipment Shutdown 7 8 Performance Data and Typical Characteristic Curves 8 8 1 Efficiency 8 8 2 Load Regulation 8 8 3 Line Regulation 9 8 4 Load Tran...

Page 2: ...ons Point of load regulations in low power systems for a wide range of applications Digital TV power supply Network home terminals Digital set top box STB DVD player recorder Game consoles and others...

Page 3: ...V IOUT 8 A 2 2 Line regulation VIN 8 0 V 22 V IOUT 8 A 1 Load regulation VIN 12 V IOUT 0 A 8 A 1 5 Output voltage ripple VIN 12 V IOUT 8 A 20 mVpp Output load current 0 8 0 A Overcurrent limit VIN 12...

Page 4: ...ST U1 TPS53014DGS C1 10uF C2 10uF C3 10uF 4 5 6 S1 SW_G12AP TP9 G S D Q1 CSD17507Q5A G S D Q2 CSD17507Q5A R2 10 0 C13 0 1uF R6 1 00k R8 1 00k C11 4 7uF C10 0 01uF R4 R10 15 4k TP4 R7 2 05 D1 BAT54XV2T...

Page 5: ...e probe tip through TP7 and holding the ground barrel on TP8 as shown in Figure 5 1 Using a leaded ground connection may induce additional noise due to the large ground loop TP7 TP8 Figure 5 1 Tip and...

Page 6: ...Load to J2 and set load to constant resistance mode to sink 0 ADC before VIN is applied Connect a voltmeter V2 at TP7 VOUT and TP8 GND to measure the output voltage Other Connections Place a fan as sh...

Page 7: ...0 V to 22 V VOUT should remain in line regulation 9 Set the switch S1 to Disable position to disable the controller 10 Decrease load to 0 A 11 Decrease VIN to 0 V 7 2 List of Test Points Table 7 1 Te...

Page 8: ...IN 8 V VIN 12 V VIN 22 V Figure 8 1 Efficiency 8 2 Load Regulation 1 1 02 1 04 1 06 1 08 1 1 0 001 0 010 0 100 1 000 10 000 ILOAD Load Current A V OUT Output Voltage V VIN 8 V VIN 12 V VIN 22 V Figure...

Page 9: ...Line Regulation 8 4 Load Transient Figure 8 4 Output Load 0 A to 8 A Transient 12 V VIN 1 05 V VOUT www ti com Performance Data and Typical Characteristic Curves SLUU943A MAY 2012 REVISED DECEMBER 20...

Page 10: ...6 Output Ripple at Full Load 12 V VIN 1 05 V VOUT 8 A Performance Data and Typical Characteristic Curves www ti com 10 TPS53014 Buck Controller Evaluation Module User s Guide SLUU943A MAY 2012 REVISE...

Page 11: ...8 8 Switching Node at Full Load 12 V VIN 1 05 V VOUT 8 A www ti com Performance Data and Typical Characteristic Curves SLUU943A MAY 2012 REVISED DECEMBER 2021 Submit Document Feedback TPS53014 Buck Co...

Page 12: ...Figure 8 10 Shutdown Waveform 12 V VIN 1 05 V VOUT 8 A IOUT Performance Data and Typical Characteristic Curves www ti com 12 TPS53014 Buck Controller Evaluation Module User s Guide SLUU943A MAY 2012 R...

Page 13: ...ace of snubber resistor and power MOSFET not the surface of TPS53014 controller device www ti com Performance Data and Typical Characteristic Curves SLUU943A MAY 2012 REVISED DECEMBER 2021 Submit Docu...

Page 14: ...ed using a 4 layer 2 ounce copper circuit board Figure 9 1 TPS53014EVM 126 Top Layer Assembly Drawing Top View Figure 9 2 TPS53014EVM 126 Top Copper Top View EVM Assembly Drawing and PCB Layout www ti...

Page 15: ...4 TPS53014EVM 126 Layer 3 Top View www ti com EVM Assembly Drawing and PCB Layout SLUU943A MAY 2012 REVISED DECEMBER 2021 Submit Document Feedback TPS53014 Buck Controller Evaluation Module User s Gu...

Page 16: ...Layer Top View EVM Assembly Drawing and PCB Layout www ti com 16 TPS53014 Buck Controller Evaluation Module User s Guide SLUU943A MAY 2012 REVISED DECEMBER 2021 Submit Document Feedback Copyright 202...

Page 17: ...3 Std Std 0 R4 Resistor chip 1 10 W 1 100 k 0603 Std Std 1 R5 Resistor chip 1 10 W 1 5 11 0603 Std Std 2 R6 R8 Resistor chip 1 10 W 1 1 00 k 0603 Std Std 1 R7 Resistor chip 1 10 W 1 2 05 0603 Std Std...

Page 18: ...ther 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 tec...

Page 19: ...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 in...

Page 20: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 21: ...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 electr...

Page 22: ...R 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 Furthe...

Page 23: ...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 thes...

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