Texas Instruments LM5168FQEVM User Manual Download Page 10 | Manualshive

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Figure 5-3. Mid-Layer2 Routing

Figure 5-4. Bottom Layer

PCB Layout

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LM5169FQEVM EVM User Guide

SNVU757 – JUNE 2021

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Copyright © 2021 Texas Instruments Incorporated

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Summary of Contents for LM5168FQEVM

Page 1: ...igh side and low side power MOSFETs advanced over current protection and precision enable With AEC Q100 grade 1 automotive qualification the LM5169F Q1 is rated to operate over a junction temperature range of 40 C to 150 C Please note that for EVMs labeled as LM5168FQEVM that the LM5168F is installed and approximately one half of the load current is available from this device Both EVMs are identic...

Page 2: ...M Schematic 8 Figure 5 1 Top Layer 9 Figure 5 2 Mid Layer 1 Ground Plane 9 Figure 5 3 Mid Layer2 Routing 10 Figure 5 4 Bottom Layer 10 List of Tables Table 1 1 EVM Configuration 1 Table 2 1 LM5168FQEVM Electrical Performance Characteristics 5 Table 6 1 LM5168FQEVM Bill of Materials 11 Trademarks PowerPAD is a trademark of Texas Instruments All trademarks are the property of their respective owners...

Page 3: ...ace electronics are energized indicating operation of accessible high voltages may be present for the purpose of protecting inadvertent access All interface circuits power supplies evaluation modules instruments meters scopes and other related apparatus used in a development environment exceeding 50 VRMS 75 VDC must be electrically located within a protected Emergency Power Off EPO protected power...

Page 4: ...ge DC supply Please read this user guide and the safety related documents that come with the EVM package before operating this EVM CAUTION Do not leave the EVM powered when unattended WARNING Hot surface Contact may cause burns Do not touch WARNING High Voltage Electric shock is possible when connecting board to live wire Board should be handled with care by a professional For safety use of isolat...

Page 5: ... 0 Output Current IOUT Total for both outputs VIN 48 V 0 25 A Output voltage regulation ΔVOUT1 Load regulation VIN 48 V IOUT1 0 A to 0 25 A IOUT2 0 A 1 mV Output voltage regulation ΔVOUT2 Load regulation VIN 48 V IOUT1 0 A to 0 25 A IOUT2 0 A 200 Output voltage regulation ΔVOUT1 Load regulation VIN 48 V IOUT2 0 A to 0 25 A IOUT1 0 A 7 Output voltage regulation ΔVOUT2 Load regulation VIN 48 V IOUT2...

Page 6: ...he LM5169FQEVM and the schematic are shown inFigure 3 1 and Figure 4 1 respectively Please note that for EVMs labeled as LM5168FQEVM that the LM5168F is installed and approximately one half of the load current is available from this device Both EVMs are identical except for the converter IC installed 3 1 Quick Start Procedure 1 Connect the input voltage supply to the VIN connector and 2 Connect th...

Page 7: ...nput EMI filter is provided on the EVM Note L2 and C18 are not populated and must be installed for the EMI filter to operate Also note that the maximum input voltage to the filter is 100 VDC EN UVLO Jumper Set EN UVLO pin options Use this jumper to enable disable the EVM The resistors connected to this pin set the input UVLO thresholds Input UVLO thresholds are set to approximately 6 V and 5 6 V T...

Page 8: ...4 Schematic Figure 4 1 LM5169FQEVM EVM Schematic Schematic www ti com 8 LM5169FQEVM EVM User Guide SNVU757 JUNE 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Page 9: ...ormance The PCB consists of a 4 layer design There are 2 oz copper planes on the top and bottom and 1 oz copper mid layer planes to dissipate heat with an array of thermal vias under the thermal pad to connect to all four layers Figure 5 1 Top Layer Figure 5 2 Mid Layer 1 Ground Plane www ti com PCB Layout SNVU757 JUNE 2021 Submit Document Feedback LM5169FQEVM EVM User Guide 9 Copyright 2021 Texas...

Page 10: ...Figure 5 3 Mid Layer2 Routing Figure 5 4 Bottom Layer PCB Layout www ti com 10 LM5169FQEVM EVM User Guide SNVU757 JUNE 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Page 11: ... L3 1 Ferrite Bead 2000 ohm 100 MHz 1 2 A 1210 FBMH3225HM202NT Taiyo Yuden R2 1 RES 0 5 0 063 W AEC Q200 Grade 0 0402 CRCW04020000Z0ED Vishay Dale R4 1 RES 118 k 1 0 1 W 0603 RC0603FR 07118KL Yageo R5 1 RES 1 00 M 1 0 1 W 0603 RC0603FR 071ML Yageo R6 1 RES 453 k 1 0 1 W 0603 RC0603FR 07453KL Yageo R7 1 RES 332 k 1 0 1 W 0603 RC0603FR 07332KL Yageo R8 1 RES 33 2 k 1 0 1 W 0603 RC0603FR 0733K2L Yage...

Page 12: ...4 0 Header 100mil 3x1 Gold TH HTSW 103 07 G S Samtec L2 0 Inductor Shielded Drum Core Ferrite 15 uH 1 8 A 0 05 ohm AEC Q200 Grade 1 SMD MSS7341T 153MLB Coilcraft R1 0 RES 1 0 5 0 1 W AEC Q200 Grade 0 0603 CRCW06031R00JNEA Vishay Dale R3 0 RES 0 2 1 1 W 2010 CSRN2010FKR200 Stackpole Electronics Inc Bill of Materials www ti com 12 LM5169FQEVM EVM User Guide SNVU757 JUNE 2021 Submit Document Feedback...

Page 13: ...imary Output Voltage Secondary Output Voltage IOUT2 0 A VIN 48 V Figure 7 2 Load Regulation Secondary Output Current A Primary Output Voltage V Secondary Output Voltage V 0 0 05 0 1 0 15 0 2 0 25 10 155 9 2 10 156 9 3 10 157 9 4 10 158 9 5 10 159 9 6 10 16 9 7 10 161 9 8 10 162 9 9 10 163 10 10 164 10 1 10 165 10 2 Primary Output Secondary Output IOUT1 0 A VIN 48 V Figure 7 3 Load Regulation 20V d...

Page 14: ...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 15: ... 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 16: ...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 17: ... 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 18: ...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 19: ...s are subject to 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 wi...

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