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Texas Instruments TPS23861EVM-612 User Manual Download Page 25

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EVM Schematic, Layout Guidelines and PCB Assembly, Layer Plots

Figure 25. TPS23861EVM-612 (Motherboard) Top Side Routing

Figure 26. TPS23861EVM-612 (Motherboard) Layer 2 Routing

25

SLUUAY8C – March 2014 – Revised November 2015

TPS23861EVM-612: Auto-Mode Evaluation Module for TPS23861

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Copyright © 2014–2015, Texas Instruments Incorporated

Summary of Contents for TPS23861EVM-612

Page 1: ...in Scan 11 7 Detected Devices Selection 11 8 Device Selector Approval 11 9 Telemetry Page 12 10 PD Detection 13 11 Telemetry Data Collection and Graphs 14 12 Telemetry Data Collection and Graphs Devi...

Page 2: ...Assembly 28 33 TPS23861EVM 612 Motherboard Schematic Control 33 List of Tables 1 TPS23861EVM 612 Voltage Rail Current Requirements 4 2 EVM Input Output Connectors 8 3 EVM LEDs 8 4 EVM Test Points 9 5...

Page 3: ...urveillance VDRs High power PoE PoE pass through systems 2 Quick Start 2 1 Input Power 2 1 1 Input Power Labeled VPWR DC input voltage is provided through J1 screw jack A dc power supply or laptop ada...

Page 4: ...1 3027 3202 Ports VPWR Total 8x Type 2 5195 5478 Ports 2 2 PoE Port Interfaces The TPS23861 devices are pre configured to operate in auto mode and as such no external communication interface is requir...

Page 5: ...o develop custom power management code 2 4 Basic Test Setup Out of the box Auto Mode Operation Figure 1 shows the basic test setup for the TPS23861EVM All that is required is a dc power supply 44 57 V...

Page 6: ...ng An I2 C interface is provided through J2 to the TPS23861PW devices on the TPS23861EVM 613 The USB TO GPIO adapter not included can be used with any TI GUI which uses USB TO GPIO to read and write o...

Page 7: ...EX430G2 LaunchPad The LaunchPad not included running a custom software program can communicate with the TPS23861PW devices on the TPS23861EVM 613 Figure 3 shows the advanced setup using LaunchPad Figu...

Page 8: ...air Port 1 Four pair port 1 power and data J12 J12 Four pair port 2 data only J9 4 Pair Port 2 Four pair port 2 power and data J29 J29 Chassis ground tie point 3 2 EVM LEDs Table 3 lists the EVM LEDs...

Page 9: ...P1AG Four pair port 1A GATE TP6 RED 4P1AD Four pair port 1A DRAIN TP9 WHT 4P1BG Four pair port 1B GATE TP10 RED 4P1BD Four pair port 1B DRAIN TP1 BLK GND VPWR ground TP8 SMT GND VPWR ground 3 4 EVM Te...

Page 10: ...USB TO GPIO is properly connected to TPS23861EVM 612 as shown in Figure 2 4 2 TPS23861EVM 612 GUI Operation Start Texas Instruments PI Commander TPS23861 by clicking START All Programs Texas Instrumen...

Page 11: ...is at address 28 Click the OK button Figure 6 Devices Found in Scan Choose device 1 UNKNOWN 20 or device 2 UNKNOWN 28 Figure 7 Detected Devices Selection Once the following window pops up click the O...

Page 12: ...ice 1 Note that more than one device window can be opened at the same time by choosing another device from the device menu Figure 9 Telemetry Page 12 TPS23861EVM 612 Auto Mode Evaluation Module for TP...

Page 13: ...or the case in Figure 10 type two PDs are installed into ports 1 2 3 and 4 respectively and are successfully detected classified and powered up Figure 10 PD Detection 13 SLUUAY8C March 2014 Revised No...

Page 14: ...eader bar starts telemetry data collection and graphs Figure 11 Figure 11 Telemetry Data Collection and Graphs 14 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861 SLUUAY8C March 2014 Revised N...

Page 15: ...uccessfully detected classified and powered up Figure 12 Telemetry Data Collection and Graphs Device 2 The Dashboard window is also available showing a high level status two devices shown Figure 13 Hi...

Page 16: ...4 provides a detailed view of Status Device and Telemetry information Figure 14 I2C Register Page 16 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861 SLUUAY8C March 2014 Revised November 2015...

Page 17: ...he Configuration Wizard provides a quick way to set up ports in semi auto or manual modes without much knowledge of the device register specific details Figure 16 Configuration Wizard 17 SLUUAY8C Marc...

Page 18: ...ted in Section 4 3 1 to import build and run the project CCS version 5 3 0 is used in the following examples Note that a terminal program such as HyperTerminal or Teraterm is required to view the outp...

Page 19: ...in the following image Port status is updated on the screen approximately every 8 seconds Figure 19 Terminal Response with Connected Ports 13 In similar fashion the builds for Semi auto and auto mode...

Page 20: ...umentation contained within the POE TPS23861 Document doxy html index html file Figure 20 TPS23861 POE Documentation 20 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861 SLUUAY8C March 2014 Rev...

Page 21: ...k R12 OPEN EN OPEN EN 48 6V 5A INPUT POWER TP14 GND 58V D2 SMCJ58A 13 F VCC1 1 GND1 2 INA 3 INB 4 INC 5 OUTD 6 EN1 7 GND1 8 GND2 9 EN2 10 IND 11 OUTC 12 OUTB 13 OUTA 14 GND2 15 VCC2 16 U2 ISO7241CDW V...

Page 22: ...CT3 1 MD3 2 MD3 3 MD2 4 MD2 5 MDCT2 6 MDCT4 7 MD4 8 MD4 9 MD1 10 MD1 11 MDCT1 12 13 14 15 16 VDC1 17 VDC1 18 VDC2 19 VDC2 20 Yellow Green Green Shield GND 1 MX1 2 MX1 3 MX2 6 MX2 4 MX3 5 MX3 7 MX4 8 M...

Page 23: ...SE_N4 PSE_N3 PSE_N1 PSE_N2 PSE_N5 PSE_N6 0 51 R18 0 51 R19 0 51 R20 0 51 R25 0 51 R26 0 51 R27 0 51 R28 0 51 R21 0 51 R22 0 51 R23 0 51 R24 0 51 R29 0 51 R30 0 51 R31 0 51 R32 GND GND GND GND 58V D3 S...

Page 24: ...measurement the PCB layout must be done carefully to minimize the impact of PCB trace resistance Refer to Figure 30 as an example 5 2 3 Ground Plane Spacing and Isolation GND GND1 and EARTH nets Appr...

Page 25: ...TPS23861EVM 612 Motherboard Top Side Routing Figure 26 TPS23861EVM 612 Motherboard Layer 2 Routing 25 SLUUAY8C March 2014 Revised November 2015 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861...

Page 26: ...PS23861EVM 612 Motherboard Layer 3 Routing Figure 28 TPS23861EVM 612 Motherboard Bottom Side Routing 26 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861 SLUUAY8C March 2014 Revised November 20...

Page 27: ...23861EVM 613 Daughterboard Top Side Assembly Figure 30 TPS23861EVM 613 Daughterboard Top Side Routing 27 SLUUAY8C March 2014 Revised November 2015 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23...

Page 28: ...61EVM 613 Daughterboard Bottom Side Routing Figure 32 TPS23861EVM 613 Daughterboard Bottom Side Assembly 28 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861 SLUUAY8C March 2014 Revised Novembe...

Page 29: ...TERM_BLK 2pos ED120 2DS On Shore Technology 5 08mm Inc J2 1 Header shrouded 100mil 5x2 High Temperature 5x2 Shrouded header N2510 6002 RB 3M Gold TH J3 J4 J6 J17 J18 5 Connector Receptacle 100mil 10x1...

Page 30: ...0805 0805 0805ZC105KAT2A AVX C19 0 0 1uF CAP CERM 0 1uF 50V 10 X7R 0603 0603 06035C104KAT2A AVX H10 H11 H12 H13 0 Standoff Hex 1 L 6 32 Nylon M F 1 Nylon Hex Standoff 4820 Keystone Table 7 TPS23861EV...

Page 31: ...oint Compact SMT Testpoint_Keystone_Comp 5016 Keystone act 2 U1 U2 QUAD IEEE 802 3at POWER OVER ETHERNET PSE CONTROLLER PW0028A TPS23861PW Texas Instruments PW0028A 31 SLUUAY8C March 2014 Revised Nove...

Page 32: ...f Materials www ti com 32 TPS23861EVM 612 Auto Mode Evaluation Module for TPS23861 SLUUAY8C March 2014 Revised November 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorpo...

Page 33: ..._USB PSE_RST PSE_SCL PSE_SDAI 0 01 F C8 GND 0 01 F C11 GND1 GND1 RESET SCL SDA TP6 PSE_SDAO PSE_SDAO PSE_A3 PSE_SHDN INT 3 3V A3 SHDN PSE_INT 1 F C2 1 F C5 3 3V GND Green D1 PSE_A3 PSE_SHDN PSE_INT PS...

Page 34: ...tup section 10 Revision History Changes from A Revision June 2014 to B Revision Page Changed n ame on pin 18 to KSENSA on the daughterboard schematic 23 Revision History Changes from B Revision June 2...

Page 35: ...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 36: ...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 37: ...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 38: ...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 39: ...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...

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