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Board Profile, Schematic, List of Materials and Reference

13

SLUUC02 – February 2019

Submit Documentation Feedback

Copyright © 2019, Texas Instruments Incorporated

TPS65295EVM-079, 4.5-V to 18-V

IN

, complete DDR4 power solution

evaluation module

5.2

Schematic

Figure 15

is the schematic for the TPS65295EVM-079.

Figure 15. TPS65295EVM-079 Schematic

Summary of Contents for TPS65295

Page 1: ...Response 5 3 5 Output Voltage Ripple 6 3 6 Power Up 7 3 7 Power Down 7 4 Board Layout 8 5 Board Profile Schematic List of Materials and Reference 11 5 1 Board Profile 11 5 2 Schematic 13 5 3 List of M...

Page 2: ...T at high Z in S3 and discharging VDDQ VTT and VTTREF in S4 S5 state OVP UVP OCP UVLO and thermal shutdown protections are also available The part is available in a thermally enhanced 18 pin HotRod VQ...

Page 3: ...M 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module 3 Test Setup and Results This section describes how to properly connect set up and use the TPS65295EVM 079 The section also include...

Page 4: ...enable SLP_S4 pin J11 VTT enable VTT_CNTL pin Buck converter outputs are white and have a label for each location Close to any of these test points there are black ground test points to allow for DVM...

Page 5: ...voltage to J2 and J4 If PVIN_VPP and VCC_5V share same power supply apply the power at J4 first and then apply J2 If PVIN_VPP and VCC_5V don t share same power supply apply the power at J4 and J2 firs...

Page 6: ...Instruments Incorporated TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module 3 5 Output Voltage Ripple The TPS65295EVM 079 output voltage ripple is shown in Figure 4 and Fi...

Page 7: ...ted TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module 3 6 Power Up The TPS65295EVM 079 power up waveform relative to SLP_S4 is shown in Figure 6 Figure 6 TPS65295EVM 079 P...

Page 8: ...routing should be as short as possible to minimize EMI and should be a width plane to carry big current enough vias should be added to the PGND connection of output capacitor and also as close to the...

Page 9: ...t 9 SLUUC02 February 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module Figure 9 Top Layer...

Page 10: ...0 SLUUC02 February 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module Figure 11 Inner2 Laye...

Page 11: ...ntation Feedback Copyright 2019 Texas Instruments Incorporated TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module 5 Board Profile Schematic List of Materials and Reference...

Page 12: ...SLUUC02 February 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module Figure 14 is the bottom...

Page 13: ...C02 February 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS65295EVM 079 4 5 V to 18 VIN complete DDR4 power solution evaluation module 5 2 Schematic Figure 15 is...

Page 14: ...J8 J9 5 Terminal block 3 5 mm pitch 2x1 TH ED555 2DS On Shore Technology J4 J5 2 Terminal block 5 08 mm 2x1 Brass TH ED120 2DS On Shore Technology J10 J11 2 Header 100 mil 3x1 Gold TH PBC03SAAN Sulli...

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: ...e resources 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 reprod...

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