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TPS53119EVM-690 User Guide
The TPS53119EVM-690 evaluation module allows users to evaluate the Texas Instruments TPS53119, a
small-sized, single, buck controller with adaptive on-time D-CAP™ mode control. Included in this
document are operating and testing descriptions as well as the EVM schematic, bill of materials, and
board layout.
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Efficiency
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Load Regulation
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Output Load Transient
SNVU589 - December 2017
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Copyright © 2017, Texas Instruments Incorporated
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User's Guide
SNVU589 - December 2017
TPS53119EVM-690 User Guide
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Related Manuals for Texas Instruments TPS53119EVM-690
Summary of Contents for Texas Instruments TPS53119EVM-690
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Page 1: Table Of Contents
SNVU589 – December 2017 TPS53119EVM-690 User Guide The TPS53119EVM-690 evaluation module allows users to evaluate the Texas Instruments TPS53119, a small-sized, single, buck controller with adaptive on-time D-CAP™ mode control. Included in this document are operating and testing descriptions as well as the EVM schematic, bill of materials, and board layout. - Page 2 Top Board at 12 V , 1.1 V/25 A ..................Bottom Board at 12 V , 1.1 V/25 A ............TPS53119EVM-690 Top Layer Assembly Drawing, Top View ............TPS53119EVM-690 Bottom Assembly Drawing, Bottom View ................TPS53119EVM-690 Top Copper, Top View ...............
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Page 3: Introduction
D-CAP™ mode control. It provides a fixed 1.1-V output at up to 25 A from a 12-V input bus. TPS53119EVM-690 also uses the 5-mm × 6-mm TI power block MOSFET (CSD86350Q5D) for high power density and superior thermal performance. -
Page 4: Electrical Performance Specifications
Electrical Performance Specifications www.ti.com Electrical Performance Specifications Table 1. TPS53119EVM-690 Electrical Performance Specifications PARAMETER TEST CONDITIONS UNIT INPUT CHARACTERISTICS Voltage range Maximum input current = 8 V, I = 25 A No load input current = 14 V, I = 0 A with auto-skip mode... -
Page 5: Schematic
Schematic www.ti.com Schematic Figure 1. TPS53119EVM-690 Schematic SNVU589 – December 2017 TPS53119EVM-690 User Guide Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 6: Test Setup
The minimum recommended wire size is 2 × AWG 14, with the total length of wire less than 4 feet (2- foot output, 2-foot return) TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 7: Recommended Test Setup
Figure 3. TPS53119EVM-690 Recommended Test Setup Figure 3 is the recommended test setup to evaluate the TPS53119EVM-690. Working at an ESD workstation, make sure that any wrist straps, bootstraps, or mats are connected referencing the user to earth ground before power is applied to the EVM. -
Page 8: Soft-Start Selection
Table 5. Enable Selection JUMPER SET TO ENABLE SELECTION Jumper shorts on J3 Disable the controller No Jumper shorts on J3 Enable the controller TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 9: Test Procedure
11. Decrease load to 0 A. 12. Decrease V to 0 V. Control Loop Gain and Phase Measurement Procedure TPS53119EVM-690 contains a 10-Ω series resistor in the feedback loop for loop response analysis. 1. Set up EVM as described in Section 5 Figure 2. -
Page 10: List Of Test Points
Controller power supply input TP14 Vout Output voltage TP15 GND for output voltage Equipment Shutdown 1. Shut down load. 2. Shut down V 3. Shut down FAN. TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 11: Performance Data And Typical Characteristic Curves
Performance Data and Typical Characteristic Curves www.ti.com Performance Data and Typical Characteristic Curves Figure 4 through Figure 12 present typical performance curves for TPS53119EVM-690. Efficiency 12 V auto skip 14 V auto skip 8 V auto skip 12 V forced CCM... -
Page 12: Output Transient
Test Condition: 12 Vin, 1.1 V/0 A-15 A Output Transient Auto skip mode CH1: 1.1 Vout CH4: 1.1 V Output Current Figure 7. Output Load Transient TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 13: Output Ripple
Figure 8. Output Ripple Switching Node Test Condition: 12 Vin, 1.1 V/25 A Switching Node Auto skip mode CH1: SW Figure 9. Switching Node SNVU589 – December 2017 TPS53119EVM-690 User Guide Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 14: Enable Turnon/Turnoff
Test Condition: 12 Vin, 1.1 V/25 A Enable Shutdown Auto skip mode CH1: Vin CH2: EN CH3: 1.1 Vout CH4: PGOOD Figure 11. Enable Turnoff TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 15: Output 1.1-V Prebias Turnon
CH3: 1.1 Vout CH4: PGOOD Figure 12. Output 1.1-V Prebias Turnon Bode Plot Figure 13. Bode Plot at 12 V , 1.1 V/25 A SNVU589 – December 2017 TPS53119EVM-690 User Guide Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 16: Thermal Image
CSD86350Q5 Figure 14. Top Board at 12 V , 1.1 V/25 A TPS53119 Figure 15. Bottom Board at 12 V , 1.1 V/25 A TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 17: Evm Assembly Drawing And Pcb Layout
EVM Assembly Drawing and PCB Layout Figure 16 through Figure 23 show the design of the TPS53119EVM-690 printed-circuit board. The EVM has been designed using six layers, 2-oz copper circuit board. EXAS NSTRUMENTS Figure 16. TPS53119EVM-690 Top Layer Assembly Drawing, Top View Figure 17. -
Page 18: Tps53119Evm-690 Top Copper, Top View
EVM Assembly Drawing and PCB Layout www.ti.com Figure 18. TPS53119EVM-690 Top Copper, Top View Figure 19. TPS53119EVM-690 Layer-2 Copper, Top View TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 19: Tps53119Evm-690 Layer-3 Copper, Top View
EVM Assembly Drawing and PCB Layout www.ti.com Figure 20. TPS53119EVM-690 Layer-3 Copper, Top View Figure 21. TPS53119EVM-690 Layer-4 Copper, Top View SNVU589 – December 2017 TPS53119EVM-690 User Guide Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 20: Tps53119Evm-690 Layer-5 Copper, Top View
EVM Assembly Drawing and PCB Layout www.ti.com Figure 22. TPS53119EVM-690 Layer-5 Copper, Top View Figure 23. TPS53119EVM-690 Bottom Layer Copper, Top View TPS53119EVM-690 User Guide SNVU589 – December 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 21: Bill Of Materials
Resistor, Chip, 10.0k, 1/16W, 1%, 0603 Resistor, Chip, 8.25k, 1/16W, 1%, 0603 Resistor, Chip, 10, 1/16W, 1%, 0603 IC, Single Synchronous Step-Down Controller TPS53119RGT SNVU589 – December 2017 TPS53119EVM-690 User Guide Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... - Page 22 IMPORTANT NOTICE FOR TI DESIGN INFORMATION AND RESOURCES Texas Instruments Incorporated (‘TI”) technical, application or other design advice, services or information, including, but not limited to, reference designs and materials relating to evaluation modules, (collectively, “TI Resources”) are intended to assist designers who are developing applications that incorporate TI products;...
- Page 23 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments TPS53119EVM-690...
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