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Figure 6-3. TPS40074EVM-001 Top Copper (Viewed from Top)

Figure 6-4. TPS40074EVM-001 Layer 2 (X-Ray View from Top)

EVM Assembly Drawings and Layout

SLUU231A – JUNE 2006 – REVISED JANUARY 2022

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TPS40074 Buck Controller Evaluation Module User's Guide

11

Copyright © 2022 Texas Instruments Incorporated

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Summary of Contents for TPS40074EVM

Page 1: ...e 4 2 Output Ripple Measurement Tip and Barrel using TP15 and TP16 8 Figure 5 1 TPS40074EVM 001 Efficiency V12V_IN 10 V 14 V V1V5_OUT 1 5 V I1V5_OUT 0 A 15 A 9 Figure 5 2 TPS40074EVM 001 Line and Load...

Page 2: ...modules Networking equipment Telecommunications equipment DC power distributed systems 1 3 Features 10 V to 14 V input range 1 5 V fixed output adjustable with single resistor 15 ADC steady state outp...

Page 3: ...Full load efficiency VOUT 1 5 V IOUT 15 A V12V_IN 10 V 84 V12V_IN 12 V 83 V12V_IN 14 V 81 www ti com TPS40074EVM 001 Electrical Performance Specifications SLUU231A JUNE 2006 REVISED JANUARY 2022 Subm...

Page 4: ...ntrol Schematic Reference Only See Table 3 for Specific Values Schematic www ti com 4 TPS40074 Buck Controller Evaluation Module User s Guide SLUU231A JUNE 2006 REVISED JANUARY 2022 Submit Document Fe...

Page 5: ...creasing output voltage with increasing load This is the result of the compensation of the controller of resistive losses between the local sense voltage TP15 and TP16 and the remote sense connection...

Page 6: ...G 22 with the total length of wire less and four feet 2 feet output 2 feet return 4 1 5 Other FAN This evaluation module includes components that can get hot to the touch because this EVM is not enclo...

Page 7: ...in Figure 4 1 4 Connect voltmeter V1 to TP1 and TP2 as shown in Figure 4 1 5 Connect LOAD1 to J2 as shown in Figure 3 1 Set LOAD1 to constant current mode to sink 0 ADC before V12V_IN is applied 6 Co...

Page 8: ...VDC 2 Vary LOAD1 from 0 A 10 ADC 3 Vary V12V_IN V1 from 10 VDC to 14 VDC 4 Decrease LOAD1 to 0 A 5 Decrease V12V_IN to 0 V 4 4 Equipment Shutdown 1 Shut down the oscilloscope 2 Shut down LOAD1 3 Shut...

Page 9: ...fficiency 10 12 14 Revision Tested A V 10 14 V V 1 5 V I 0 15 A 12 V_IN 1V5_OUT 1V5_OUT Figure 5 1 TPS40074EVM 001 Efficiency V12V_IN 10 V 14 V V1V5_OUT 1 5 V I1V5_OUT 0 A 15 A 5 2 Line and Load Regul...

Page 10: ...4 control IC in a practical application Moving components to both sides of the PCB or using additional internal layers can offer additional size reduction for space constrained systems Figure 6 1 TPS4...

Page 11: ...6 4 TPS40074EVM 001 Layer 2 X Ray View from Top www ti com EVM Assembly Drawings and Layout SLUU231A JUNE 2006 REVISED JANUARY 2022 Submit Document Feedback TPS40074 Buck Controller Evaluation Module...

Page 12: ...TPS40074EVM 001 Bottom Copper X Ray View from Top EVM Assembly Drawings and Layout www ti com 12 TPS40074 Buck Controller Evaluation Module User s Guide SLUU231A JUNE 2006 REVISED JANUARY 2022 Submit...

Page 13: ...N Ch 25 V 81 4 A 8 9 m LFPAK Philips PH6325L 1 Q2 Mosfet N Ch 25 V 118 A 4 1 m LFPAK Philips PH2625L 1 R1 Resistor Chip 0 jumper 1 10 W 5 0805 Std Std 1 R2 Resistor Chip 680 1 16 W 1 0603 Std Std 2 R...

Page 14: ...ents of MFG 8 Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Revision June 2006 to Revision A January 2022 Page Updated the...

Page 15: ...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 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 in...

Page 17: ...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 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 electr...

Page 19: ...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 20: ...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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