Texas Instruments TPS25810EVM-745 User Manual Download Page 15 | Manualshive

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Board Layout

Figure 17. Bottom Layer

Figure 18. Top Assembly

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SLVUAI0A – September 2015 – Revised September 2015

TPS25810EVM-745 User's Guide

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Copyright © 2015, Texas Instruments Incorporated

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Summary of Contents for TPS25810EVM-745

Page 1: ...2015 TPS25810EVM 745 User s Guide This user s guide is for the TPS25810EVM 745 and explains how to get up and running with the TPS25810 EVM how to test specific features of the TPS25810 and an explan...

Page 2: ...ted to Jumpers J14 and J15 Respectively 8 8 Simulating an UFP Device on the TPS25810EVM 745 9 9 Simulating an UFP Device on the TPS25810EVM 745 With and Without an Output Load 10 10 Simulating a Non U...

Page 3: ...0 also connects to the two USB Type C configuration channels CC lines and monitors each line to determine if and what type of USB device has been attached For more information on the TPS25810 refer to...

Page 4: ...14 OUT 15 DEBUG 16 AUDIO 17 POL 18 UFP 19 LD_DET 20 PAD 21 U1 TPS25810RVC GND 1 2 3 J5 360 R12 360 R11 360 R10 360 R9 360 R8 360 R7 LED_PWR 5V TP1 GND J10 J12 REF GND A1 SSTXP1 A2 SSTXN1 A3 VBUS A4 C...

Page 5: ...ction for output voltage TP13 CC1 CC1 voltage TP14 CC2 CC2 voltage 4 Powering Up the EVM The TPS25810 has three input power sources IN1 IN2 and AUX IN1 and IN2 are the power lines that provide power t...

Page 6: ...the power adaptor or the power cable depending on how the EVM is powered When no device is connected to the USB port on the EVM the TPS25810 only consumes 5 A To test this have the ammeter connected...

Page 7: ...connected USB device The three levels of current limits that the TPS25810 can support are STD 1 5 A and 3 A To switch between these three levels a HIGH or LOW voltage is set onto pins CHG and CHG_HI o...

Page 8: ...ively 6 2 Connecting a DFP Device The TPS25810 is a downstream facing port DFP controller and continuously monitors the CC lines to see if an upstream facing port UFP device is connected The way it de...

Page 9: ...he load detect feature is enabled when the CHG and CHG_HI pins are set HIGH to Vaux Once a UFP device is connected and that device exceeds the current limit 1 95 A the LD_DET signal will be activated...

Page 10: ...14 J13 J14 J13 J14 J13 TPS25810EVM 745 Features www ti com Figure 9 Simulating an UFP Device on the TPS25810EVM 745 With and Without an Output Load 6 4 Connecting a Non UFP Powered Device The way the...

Page 11: ...nnection is unique in the sense that both Rd resistors must be connected to the CC lines within a small time frame usually about 10ms The easiest way to test this mode on the TPS25810EVM 745 is by con...

Page 12: ...the port and is communicating properly through the CC lines Refer to Table 2 to see what conditions for the CC lines are necessary to activate this mode Table 2 TPS25810 Response based on Port Connec...

Page 13: ...Type C specifications supports an optional debug accessory mode used for debug only and should not be used for communicating with commercial products The pin is asserted when both CC lines are connect...

Page 14: ...www ti com Figure 15 Top Solder Mask Figure 16 Top Layer 14 TPS25810EVM 745 User s Guide SLVUAI0A September 2015 Revised September 2015 Submit Documentation Feedback Copyright 2015 Texas Instruments...

Page 15: ...oard Layout Figure 17 Bottom Layer Figure 18 Top Assembly 15 SLVUAI0A September 2015 Revised September 2015 TPS25810EVM 745 User s Guide Submit Documentation Feedback Copyright 2015 Texas Instruments...

Page 16: ...KJNEA Vishay Dale R7 R8 R9 R10 R11 R12 6 360 RES 360 5 0 1 W 0603 0603 CRCW0603360RJNEA Vishay Dale R13 1 100k RES 100 k 1 0 1 W 0603 0603 CRCW0603100KFKEA Vishay Dale R14 R16 2 5 1k RES 5 1 k 5 0 1 W...

Page 17: ...ted to pins REF and GND pin 9 and pin 10 respectively Note that there are two GND pins the pin closest to the REF pin is the correct pin to connect to The connection between the resistor and the GND p...

Page 18: ...istory Changes from Original September 2015 to A Revision Page Updated EVM board layer image 1 18 Revision History SLVUAI0A September 2015 Revised September 2015 Submit Documentation Feedback Copyrigh...

Page 19: ...ing the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repa...

Page 20: ...transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indic...

Page 21: ...ified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sens...

Page 22: ...REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE L...

Page 23: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

Page 24: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS25810EVM 745...

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