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Texas Instruments TPS549D22 Скачать руководство пользователя страница 25

Use the

All Config

tab to configure all of the configurable parameters (

). The screen also shows other

details like hexadecimal (hex) encoding. Use this screen to configure:

• Power Good Delay
• Power On Delay
• Mode Settings
• Frequency, RAMP, DCAP3
• VDD UVLO
• On/Off Configuration
• Track and Sequencing
• Write Protect
• VOUT Command Voltage
• VOUT Margin
• Operation

Figure 12-5. First Screen After Successful Launch Configure: Limits and On/Off

Fusion GUI

SLUUBG4A – JULY 2016 – REVISED AUGUST 2021

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TPS549D22 SWIFT™ Step-Down Converter Evaluation Module User's Guide

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Copyright © 2021 Texas Instruments Incorporated

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Содержание TPS549D22

Страница 1: ...Using the Fusion GUI 11 10 Test Procedure 12 10 1 Line and Load Regulation Measurement Procedure 12 10 2 Efficiency 12 10 3 Equipment Shutdown 12 11 Performance Data and Typical Characteristic Curves...

Страница 2: ...28 Figure 12 9 Change View Screen to Monitor Screen 29 Figure 12 10 System Dashboard 30 Figure 12 11 Status Screen 31 Figure 12 12 Store Configuration To Memory 32 Figure 12 13 PMBus Logging 33 Figur...

Страница 3: ...put at up to 40 A load current 2 1 Typical End User Applications Enterprise Storage SSD NAS Wireless and Wired Communication Infrastructure Industrial PCs Automation ATE PLC Video Surveillance Enterpr...

Страница 4: ...IOUT max 0 40 A Output voltage regulation Line regulation input voltage 5 V to 16 V 0 5 Load regulation output current 0 A to IOUT max 0 5 VOUT Output voltage ripple VIN 12 V IOUT 40 A 10 mVPP VOUT O...

Страница 5: ...A 2 PMB_CLK 3 EN_UVLO 4 BOOT 5 SW 6 SW 7 SW 8 SW 9 SW 10 SW 11 SW 12 PGND 13 PGND 14 PGND 15 PGND 16 PGND 17 PGND 18 PGND 19 PGND 20 PVIN 21 PVIN 22 PVIN 23 PVIN 24 PVIN 25 PVIN 26 NC 27 VDD 28 DRGND...

Страница 6: ...must be purchased separately It is not included with this EVM kit 5 1 2 Features Some of the tasks performed with the GUI include Turn on or off the power supply output either through the hardware con...

Страница 7: ...ir cooling with a small fan aimed at the EVM Temperature of the devices on the EVM must be maintained below 105 C USB to GPIO Interface Adapter A communications adapter is required between the EVM and...

Страница 8: ...p and Barrel VOUT Ripple Measurement Figure 7 2 Tip and Barrel Measurement PWR 784EVM www ti com 8 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST...

Страница 9: ...B Interface Adapter www ti com PWR 784EVM SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide 9 Copyright 2021 Texas Inst...

Страница 10: ...ternal resistor divider ratio during initial power up TP15 T H loop VSEL Monitor the VSEL external resistor divider ratio during initial power up TP9 T H loop BP LDO output TP8 T H loop PG Power good...

Страница 11: ...enable regulatio Unit ImmediateOff Margin None STATUS_BYTE 0x78 0x00 Status Output Off Vout OV Fault IOUT OC Fault Vin UV Fault Temperature CML STATUS_CML 0x7E 0x00 Status Invalid Command Invalid Data...

Страница 12: ...ecrease VIN to 0 V or turn off the supply 10 2 Efficiency To measure the efficiency of the power train on the EVM it is important to measure the voltages at the correct location This is necessary beca...

Страница 13: ...8 V IN 12 V IN 16 V IN Figure 11 1 Efficiency of 1 V Output vs Load 11 2 Load Regulation IOUT A V OUT V 0 5 10 15 20 25 30 0 99 0 995 1 1 005 1 01 D002 8 V 12 V 16 V Figure 11 2 Load Regulation of 1 V...

Страница 14: ...on of 1 V Output Figure 11 4 PMBus VOUT Step Up 0 6 V to 1 2 V at 0 A Performance Data and Typical Characteristic Curves www ti com 14 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guid...

Страница 15: ...at 0 A www ti com Performance Data and Typical Characteristic Curves SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide...

Страница 16: ...40 A Performance Data and Typical Characteristic Curves www ti com 16 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedbac...

Страница 17: ...t 40 A www ti com Performance Data and Typical Characteristic Curves SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide...

Страница 18: ...formance Data and Typical Characteristic Curves www ti com 18 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback Copyrig...

Страница 19: ...Ripple Figure 11 10 Output Ripple and SW Node of 1 V Output at 12 VIN 0 A Output www ti com Performance Data and Typical Characteristic Curves SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document F...

Страница 20: ...12 Start up from Control 1 V Output at 12 VIN 40 A Output Performance Data and Typical Characteristic Curves www ti com 20 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A...

Страница 21: ...e 11 14 Soft Stop from Control 1 V Output at 12 VIN 40 A Output www ti com Performance Data and Typical Characteristic Curves SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22...

Страница 22: ...12 VIN 40 A Output Performance Data and Typical Characteristic Curves www ti com 22 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Do...

Страница 23: ...aunch Figure 12 2 Scan Finds Device Successfully www ti com Fusion GUI SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guid...

Страница 24: ...igure 12 4 Software Launch Continued Fusion GUI www ti com 24 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback Copyrig...

Страница 25: ...ettings Frequency RAMP DCAP3 VDD UVLO On Off Configuration Track and Sequencing Write Protect VOUT Command Voltage VOUT Margin Operation Figure 12 5 First Screen After Successful Launch Configure Limi...

Страница 26: ...ns Figure 12 6 Figure 12 6 Configure Frequency FS Configuration Pop up Fusion GUI www ti com 26 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 202...

Страница 27: ...y and defaults back to previous setting on input power cycle When Store Config to NVM is selected change is committed to nonvolatile memory and becomes the new default Figure 12 7 Figure 12 7 Configur...

Страница 28: ...prompts a confirm selection pop up and if confirmed the changes are committed to nonvolatile memory Figure 12 8 Figure 12 8 Configure Store Config to NVM Fusion GUI www ti com 28 TPS549D22 SWIFT Step...

Страница 29: ...en Configure Monitor and Status as needed Figure 12 9 Figure 12 9 Change View Screen to Monitor Screen www ti com Fusion GUI SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 S...

Страница 30: ...plays system level information Figure 12 10 Figure 12 10 System Dashboard Fusion GUI www ti com 30 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST...

Страница 31: ...f the controller Figure 12 11 Figure 12 11 Status Screen www ti com Fusion GUI SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Module Use...

Страница 32: ...e configure screen It results in committing the current configuration to nonvolatile memory Figure 12 12 Figure 12 12 Store Configuration To Memory Fusion GUI www ti com 32 TPS549D22 SWIFT Step Down C...

Страница 33: ...loop between the GUI and the device The user is prompted to select a location for the file to be stored See next screen Figure 12 14 Figure 12 13 PMBus Logging www ti com Fusion GUI SLUUBG4A JULY 201...

Страница 34: ...g button is selected and stops when it is reselected as Stop Logging This file can rapidly grow in size so caution is advised when using this function Figure 12 14 PMBus Log Details Fusion GUI www ti...

Страница 35: ...per finish for all layers Figure 13 1 PWR 784EVM Top Layer Assembly Drawing Top View Figure 13 2 PWR 784EVM Top Solder Mask Top View www ti com EVM Assembly Drawing and PCB Layout SLUUBG4A JULY 2016 R...

Страница 36: ...784EVM Inner Layer 1 Top View EVM Assembly Drawing and PCB Layout www ti com 36 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Docume...

Страница 37: ...WR 784EVM Inner Layer 3 Top View www ti com EVM Assembly Drawing and PCB Layout SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Module Us...

Страница 38: ...WR 784EVM Bottom Layer Top View EVM Assembly Drawing and PCB Layout www ti com 38 TPS549D22 SWIFT Step Down Converter Evaluation Module User s Guide SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Docum...

Страница 39: ...R 784EVM Bottom Overlay Layer Top View www ti com EVM Assembly Drawing and PCB Layout SLUUBG4A JULY 2016 REVISED AUGUST 2021 Submit Document Feedback TPS549D22 SWIFT Step Down Converter Evaluation Mod...

Страница 40: ...TH 5x2 Shrouded header 5103308 1 TE Connectivity L1 1 250nH Inductor Shielded Drum Core Ferrite 250 nH 50 A 0 000165 ohm SMD 12 5x13mm 744309025 Wurth Elektronik LBL1 1 Thermal Transfer Printable Labe...

Страница 41: ...0603 GRM188R71H682KA01D Murata C34 C44 0 1uF CAP CERM 1 F 16 V 10 X5R 0603 0603 C0603C105K4PACTU Kemet C36 0 1000pF CAP CERM 1000 pF 25 V 10 X7R 0603 0603 GRM188R71E102KA01D Murata C37 0 470uF CAP Tan...

Страница 42: ...on A August 2021 Page Updated user s guide title 3 Updated the numbering format for tables figures and cross references throughout the document 3 Revision History www ti com 42 TPS549D22 SWIFT Step Do...

Страница 43: ...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...

Страница 44: ...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...

Страница 45: ...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...

Страница 46: ...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...

Страница 47: ...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...

Страница 48: ...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...

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