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User's Guide

SLVU347 – December 2009

Evaluation Module for UCD90120 and UCD90124

This User’s Guide describes the evaluation modules (EVM) for the UCD90120 (UCD90120EVM) and
UCD90124 (UCD90124EVM). The EVM contains evaluation and reference circuitry for the UCD90120 and
UCD90124. UCD90120 and UCD90124 are advanced power system controllers containing sequencing,
monitoring, fan control and many other power supply system support features.

Contents

Description

...................................................................................................................

1.1

Features

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1.2

Applications

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Quick Start

...................................................................................................................

2.1

Test Setup

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2.2

EVM Layout View

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2.3

EVM Block Diagram

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UCD90120/4 EVM GUI Setup

.............................................................................................

3.1

UCD90120/4 EVM GUI Installation

..............................................................................

3.2

UCD90120/4 EVM GUI Operation

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General Use Features

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4.1

EVM Input/Output Connectors and Switches

..................................................................

4.2

EVM LEDS

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4.3

EVM Test Points

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4.4

EVM Test Jumpers

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Description

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5.1

Communication Interfaces

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5.2

Power

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5.3

Test/Debug and Status

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5.4

Digital I/O Terminations

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5.5

Analog Monitor Inputs

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5.6

Local Voltage Rails

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5.7

External Temperature Sensor

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5.8

Input Current Monitoring

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5.9

Closed Loop Voltage Margining

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5.10

Fan Interface

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Bill of Materials

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Layout Guidelines, EVM Schematic, and Assembly Drawings

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7.1

Layout Guidelines

................................................................................................

7.2

EVM Schematic

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7.3

Assembly Drawings

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List of Figures

Typical Test Setup

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UCD90120/4 EVM View

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UCD90120/4 EVM Block Diagram

........................................................................................

List of Tables

EVM Input/Output Connectors and Switches

...........................................................................

SLVU347 – December 2009

Evaluation Module for UCD90120 and UCD90124

Submit Documentation Feedback

Summary of Contents for UCD90120

Page 1: ...e Features 9 4 1 EVM Input Output Connectors and Switches 9 4 2 EVM LEDS 10 4 3 EVM Test Points 11 4 4 EVM Test Jumpers 13 5 Description 15 5 1 Communication Interfaces 15 5 2 Power 15 5 3 Test Debug and Status 16 5 4 Digital I O Terminations 16 5 5 Analog Monitor Inputs 16 5 6 Local Voltage Rails 17 5 7 External Temperature Sensor 17 5 8 Input Current Monitoring 21 5 9 Closed Loop Voltage Margini...

Page 2: ...ing the TI Fusion Digital Power Designer Graphical User Interface 1 1 Features General features Single 12V supply input 12 rail sequencing 13 analog monitors Single fan control interface Status LEDs on all GPIOs USB PMBus interface for communication Orderable options UCD90124EVM 12 channel sequencer and monitor with fan control UCD90120EVM 12 channel sequencer and monitor 1 2 Applications Industri...

Page 3: ... Start 2 Quick Start 2 1 Test Setup Figure 1 shows a typical test setup for UCD90120 4EVM All that is required is a 12V 500mA for UCD90120EVM or 2000mA for UCD90124EVM running a fan wall adapter laptop power supply see J1 BOM description for receptacle size and a PC The USB EVM cable is provided with the EVM Figure 1 Typical Test Setup 3 SLVU347 December 2009 Evaluation Module for UCD90120 and UCD...

Page 4: ...INT EXT T MON MARGIN CONFIG LOCAL 3 3V 12 V INPUT SCREW JACK 12 V INPUT DC ADAPTER JACK J9 JTAG J66 FAN S 10 STAT LED ENABLE UCD 90120 FAN CONFIG PB RST ADDRESS GPI CONFIG Quick Start www ti com 2 2 EVM Layout View Figure 2 UCD90120 4 EVM View 4 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 5: ...N SELECT PWM 1 PULLUP SELECT FAN TACH LEVEL SHIFTER FPWM 5 FAN INTERFACE 3 P3 V PWM GPI 3 P 3 V GPI 1 4 GPI STATUS INRUSH LIMITER 12 VBUS 5 VBUS 3 3 V SUPPLY L3 P3 V 3 P 3 V V 33 D 12 3 3 V SUPPLY 3 P 3 V_ USB POWER V 33 FB FLTR V 33 A 1 2 1 6 V33 D MON 13 ADDRSENSx JTAG USB USB HOST USB 3 3 V LDO 3 P3 V _ USB PWR MON BUS SWITCH EXP PMBUS CTRL ALRT USB PMBUS JTAG EXP GPIO LED ENABLE FPWM GPIO 12 V...

Page 6: ...k the unzipped TI Fusion Digital Power Designer exe file Proceed through the installation by accepting the installer prompts and the license agreement Accept the GUI suggested default PC installation locations to complete the install Once the GUI completes the installation it will start The first time the GUI is launched on a particular PC the user may be prompted to select a device Choose UCD9xxx...

Page 7: ...PC prior to making changes 3 2 1 Launch TI Fusion Digital Power Designer Navigate to the location where the Fusion GUI is installed and Start All Programs Texas Instruments Fusion Digital Power Designer Fusion Digital Power Designer and start it A window similar to the following will appear 7 SLVU347 December 2009 Evaluation Module for UCD90120 and UCD90124 Submit Documentation Feedback Copyright ...

Page 8: ...Configure window Monitor and Status information is available from the respective buttons on the GUI lower left A typical Monitor window is shown below 8 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 9: ...7 PMBUS PMBus expansion J3 USB IN USB input connector S1 RESET Push button reset S10 STAT LED Status LED enable switch S2 FAULT MON5 MON5 fault switch S4 FAULT MON6 MON6 fault switch S6 FAULT MON7 MON7 fault switch S8 FAULT MON8 MON8 fault switch S3 FAULT MON9 MON9 fault switch S5 FAULT MON10 MON10 fault switch S7 FAULT MON11 MON11 fault switch S9 FAULT MON12 MON12 fault switch R186 TEMP MON Fan t...

Page 10: ...6 HIGH D42 GREEN GPIO17 GPIO17 HIGH D44 GREEN GPIO18 GPIO18 HIGH D46 GREEN GPIO19 GPIO19 HIGH D48 GREEN GPIO20 GPIO20 HIGH D54 GREEN GPIO21 GPIO21 HIGH D55 GREEN GPIO22 GPIO22 HIGH D31 AMBER FPWM1 GPIO5 HIGH D33 AMBER FPWM2 GPIO6 HIGH D35 AMBER FPWM3 GPIO7 HIGH D37 AMBER FPWM4 GPIO8 HIGH D39 AMBER FPWM5 GPIO9 HIGH D41 AMBER FPWM6 GPIO10 HIGH D43 AMBER FPWM7 GPIO11 HIGH D45 AMBER FPWM8 GPIO12 HIGH ...

Page 11: ...35 YEL EVR10 TP47 YEL EVR11 TP53 YEL EVR12 TP14 WHT VR1 LOAD TEMP MON TP18 WHT VR1 CURRENT MON TP9 WHT VR1 TP12 WHT VR2 TP19 WHT VR3 TP20 WHT VR4 TP36 WHT VR5 TP38 WHT VR6 TP39 WHT VR7 TP40 WHT VR8 TP54 WHT VR9 TP56 WHT VR10 TP61 WHT VR11 TP62 WHT VR12 TP55 BLK GND TP24 WHT GPIO1 TP25 WHT GPIO2 TP26 WHT GPIO3 TP27 WHT GPIO4 TP32 WHT GPIO13 TP66 WHT GPIO14 SCI TX TP65 WHT GPIO15 SCI RX TP44 WHT GPI...

Page 12: ...0 YEL MON5 TP41 YEL MON6 TP50 YEL MON7 TP59 YEL MON8 TP31 YEL MON9 TP42 YEL MON10 TP51 YEL MON11 TP60 YEL MON12 TP5 YEL MON13 TP63 BLK GND TP64 YEL TEMP POT WIPER TP67 WHT LA CLOCK TP68 SM SLV GND TP69 SM SLV GND TP70 SM SLV GND TP71 SM SLV GND TP72 SM SLV GND TP73 SM SLV GND 12 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Ins...

Page 13: ... 3 GPIO4 GPIO4 enable 4 pullup pulldown J44 2 3 GPIO13 GPIO13 enable 5 pullup pulldown J45 2 3 GPIO16 GPIO16 enable 6 pullup pulldown J50 2 3 GPIO17 GPIO17 enable 7 pullup pulldown J51 2 3 GPIO18 GPIO18 enable 8 pullup pulldown J56 2 3 GPIO19 GPIO19 enable 9 pullup pulldown J57 2 3 GPIO20 GPIO20 enable 10 pullup pulldown J62 2 3 GPIO21 GPIO21 enable 11 pullup pulldown J63 2 3 GPIO22 GPIO22 enable ...

Page 14: ...RC MRG1 VR1 margining feedback J25 RC MRG2 VR2 margining feedback J30 RC MRG3 VR3 margining feedback J33 RC MRG4 VR4 margining feedback J21 1 2 5V VR1 VR2 5VBUS input J29 1 2 5V VR3 VR4 5VBUS input J38 1 2 R1_EN VR1 enable J39 1 2 R2_EN VR2 enable J40 1 2 R3_EN VR3 enable J41 1 2 R4_EN VR4 enable J46 1 2 R5_EN VR5 enable J47 1 2 R6_EN VR6 enable J52 1 2 R7_EN VR7 enable J53 1 2 R8_EN VR8 enable J5...

Page 15: ...l 9 12 enable jumpers J47 J53 J59 J65 are removed when using the JTAG interface 5 2 Power 5 2 1 Input Power The 12VDC EVM input power is provided through J1 standard DC jack or J2 screw jack A wall or laptop adapter with 500mA UCD90120EVM or 2000mA UCD90124EVM running a fan capability and 2 5mm I D x 5 5mm O D x 9 5mm DC jack can power the EVM Reverse voltage protection and inrush limiting is prov...

Page 16: ...0120 4 monitor inputs MON1 13 can be used to monitor onboard or off board voltages Jumpers are used to select the analog source 5 5 1 MON1 and MON4 MON11 MON1 and MON4 11 can be sourced by the onboard rail L or an external E voltage 5 5 2 MON2 MON3 MON12 and MON13 MON2 can be sourced by the onboard rail L2 an external E2 or the on board temperature sensor T1 voltage MON3 can be sourced by the onbo...

Page 17: ...t on J24 is in the T1 position When J26 C1 is installed the temperature sensor near R74 records temperature rise simulating power supply warm up Use TP14 T1 to measure the temperature sensor output voltage Temperature in degrees C 100 VT1 50 where VT1 is the voltage at TP14 The voltage at TP14 is scaled by a factor of 2 prior to sampling at MON2 Set the GUI Temp Cal Gain 200 C V and the Temp Cal O...

Page 18: ...com While in the Configure section of the GUI select the Pin Assignment tab 18 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 19: ...MON2 then add a temperature pin assignment to MON1 Choose MON2 then the GUI will switch back to the Pin Assignment tab 19 SLVU347 December 2009 Evaluation Module for UCD90120 and UCD90124 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 20: ...t 50 Press the Write to Hardware Button and OK the window below Fusion will restart Once Fusion restarts press the Store RAM to flash and accept the response 20 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 21: ...18 Use TP18 C1 to measure the current monitor output voltage Current in amperes 0 5 VC1 where VC1 is the voltage at TP18 The voltage at TP18 is scaled by a factor of 2 prior to sampling at MON3 Set the GUI Iout Cal Gain 1000mΩ and the Iout Cal Offset 0A 5 8 1 Basic Process for Adding Current Monitoring to a Rail A basic procedure to add current monitoring to rail 1 starting with the previously mod...

Page 22: ...com While in the Configure section of the GUI select the Pin Assignment tab 22 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 23: ...r MON3 and add a current pin assignment to MON1 Choose MON3 then the GUI will switch back to the Pin Assignment tab 23 SLVU347 December 2009 Evaluation Module for UCD90120 and UCD90124 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 24: ...et 0 Press the Write to Hardware Button and OK the window below Fusion will restart Once Fusion restarts press the Store RAM to flash and accept the response 24 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 25: ... buffer R Jumpers provide selection of either the simple or buffered method Install J22 J25 J30 or J33 in either the RC for R C R or MRGx for R C buffer R 5 9 1 Basic Process for Voltage Margining a Rail A basic procedure to voltage margin rail 1 starting with the EVM default configuration will follow For more information on voltage margining please refer to application note SLVA375 Ensure that ra...

Page 26: ...com While in the Configure section of the GUI select the Pin Assignment tab 26 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 27: ...for FPWM1 and select Margin on rail 1 Choose FPWM1 then the GUI will switch back to the Pin Assignment tab 27 SLVU347 December 2009 Evaluation Module for UCD90120 and UCD90124 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 28: ...cy Press the Write to Hardware button and OK the window below note that the window below may not always be present depending on the version of the GUI used 28 Evaluation Module for UCD90120 and UCD90124 SLVU347 December 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 29: ...onse Press and release the EVM RESET S1 button and rail 1 can now be voltage margined Navigate to the GUI Monitor tab with rail 1 selected and toggle the margin window none low high none switches Note that rail 1 voltage margins 29 SLVU347 December 2009 Evaluation Module for UCD90120 and UCD90124 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 30: ...1 or FPWM5 output signal can directly drive the fan PWM input four wire fan with J68 in the 4W position or be conditioned prior the fan PWM input two or three wire fan with J68 in the 2 3W position When J68 is in the 2 3W position the PWM signal at J66 3 can drive or modulate the ground of a two or three wire fan When J68 is in the 2 3W position the PWM signal at J66 3 can provide a 3 3V 5V or 12V...

Page 31: ...acitor Tantalum 10V 10 6032 TAJC107K010R AVX 1 1 C68 1 µF Capacitor Tantalum 16V 20 3216 293D105X0016A2T Vishay 3 3 C7 C69 C71 10 µF Capacitor Tantalum 10V 20 3216 293D106X0010A2T Vishay 23 23 C8 C11 C14 0 1 µF Capacitor Ceramic X7R 16V 10 0603 Std Std C18 C22 C24 C29 C36 C38 C47 C52 C58 C60 C61 C64 C66 C67 C70 2 2 D1 D4 B340A Diode Schottky 3A 40V SMA B340A Diodes Inc 1 1 D11 BZX84B5V1LT1G Diode ...

Page 32: ...14 J15 J16 PEC03SAAN Header Male 3 pin 100mil spacing 0 100 inch 3 PEC03SAAN Sullins J17 J20 J22 J25 J30 J32 J33 J34 J35 J36 J37 J42 J43 J44 J45 J48 J49 J50 J51 J54 J55 J56 J57 J60 J61 J62 J63 J67 J68 J70 J72 J75 J76 1 1 J66 ED120 4DS Terminal Block 4 pin 15 A 5 1mm 0 80 0 35 inch ED120 4DS OST 2 2 J73 J74 PEC10DAAN Header Male 2x10 pin 100mil spacing 0 100 inch 10 2 PEC10DAAN Sullins 1 1 J77 N251...

Page 33: ...172 R173 29 29 R15 R23 R30 R42 332 Resistor Chip 1 10W 1 0805 Std Std R154 R195 R203 R204 R205 R207 R208 R211 R212 R216 R217 R218 R219 R220 R221 R222 R223 R226 R227 R230 R231 R232 R233 R234 R236 1 1 R156 392 Resistor Chip 1 10W 1 0805 Std Std 1 1 R158 464 Resistor Chip 1 10W 1 0805 Std Std 1 1 R160 549 Resistor Chip 1 10W 1 0805 Std Std 1 1 R186 5K Potentiometer Multi Turn 3 8 Hole 0 375 sq inch 3...

Page 34: ...3 Std Std 2 2 R49 R51 84 5K Resistor Chip 1 16W 1 0603 Std Std 2 2 R50 R52 36 5K Resistor Chip 1 16W 1 0603 Std Std 11 11 R54 R183 R184 1K Resistor Chip 1 16W 1 0603 Std Std R192 R193 R199 R201 R202 R206 R244 R246 6 6 R55 R68 R76 R88 30 1K Resistor Chip 1 16W 1 0603 Std Std R89 R92 1 1 R56 732K Resistor Chip 1 16W 1 0603 Std Std 1 1 R57 374 Resistor Chip 1 16W 1 0603 Std Std 24 24 R58 R61 R71 R73 ...

Page 35: ...stone 6 6 TP11 TP17 TP37 5011 Test Point Black Thru Hole 0 125 0 125 inch 5011 Keystone TP43 TP55 TP63 32 32 TP3 TP4 TP6 TP9 5012 Test Point White Thru Hole 0 125 0 125 inch 5012 Keystone TP12 TP14 TP18 TP19 TP20 TP24 TP27 TP32 TP33 TP36 TP38 TP39 TP40 TP44 TP45 TP48 TP49 TP54 TP56 TP57 TP58 TP61 TP62 TP65 TP66 TP67 26 26 TP5 TP8 TP10 TP13 5014 Test Point Yellow Thru Hole 0 125 0 125 inch 5014 Key...

Page 36: ...TPS62420DRC IC 2 25 MHz Dual Step Down Converter QFN10 TPS62420DRC TI 1 1 U6 TLC274CD IC CMOS Quad Operational Amplifier SO14 TLC274CD TI 1 1 U7 MCP9700T E IC Low Power Voltage output Temperature SC70 5 MCP9700T E Microchip Sensor 1 1 U8 INA196AIDBV IC Current Shunt Monitor 16V to 80V SOT23 5 INA196AIDBV TI Common Mode Range 1 1 U9 TPS71202DRC IC Dual 250mA Output Ultralow Noise High DRC10 TPS7120...

Page 37: ... 7 V33DIO 0 1µF X7R ceramic in parallel with 4 7µF X5R ceramic at pin 46 V33A Digital output signals Depending on use and application of the various GPIO signals used as digital outputs some impedance control may be desired to quiet fast signal edges For example when using the FPWM pins for fan control or voltage margining the pin will be configured as a digital clock signal Route these signals aw...

Page 38: ...product This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engineer or visit www ti com esh No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine process or combination in which such TI product...

Page 39: ... SR2_MON SR5_MON 0 1uF C20 12VBUS C4 0 01uF 33 R48 33 R39 33 R37 33 R46 33 R43 SGPIO21 TRCK SGPIO18 SGPIO13 SGPIO2 0 1uF C22 0 1uF C19 D9 C12 4 7uF C13 4 7uF 0 1uF C9 V33D D5 10K R3 C7 10uF 5 0 V 2 1 33uH L1 SGPIO14 FPWM3 FPWM6 TRCK TDI TP3 0 R18 10K R19 0 R14 1 6 2 5 U3 A SN74LVC2G04DBV R15 332 3 4 U2 B SN74LVC2G04DBV 1 6 2 5 U2 A SN74LVC2G04DBV 36 5K R52 36 5K R50 J18 2 1 3 J1 330uF C1 1 2 J2 1K...

Page 40: ...55 R95 7 50K R80 7 50K J32 R58 7 50K TP10 0 1uF C38 3 VOUT 2 GND 4 VDD 5 NC 1 NC U7 MCP9700T E R77 10 0 1uF C36 R78 10 R1_EN SGPIO1 FPWM3 FPWM2 R1_FB R3_EN EVR4 EVR3 47pF C46 47pF C35 FPWM1 R101 10K R102 10K R97 10K R98 10K 3P3V R4_FB J30 R3_FB J25 R2_FB J22 5VBUS R103 10K R99 10K 3P3V R91 100K R4_EN 10uF C30 R59 100K C43 10uF D16 TP17 TP20 C33 10uF C28 33pF C26 10uF TP9 EVR2 EVR1 5 4 1 2 3 U8 INA...

Page 41: ...K TP50 R112 7 50K J48 TP47 15 0K R167 15 0K R135 TP51 J60 PWM TO FAN FETDRN1 PWM TO FAN TACH FROM FAN R12_EN R8_EN SGPIO22 SGPIO18 R7_EN R11_EN SGPIO20 SGPIO16 R9_EN R5_EN SGPIO19 SGPIO13 PWM TO FAN R6_EN R5_EN 10K R181 FAN GND FAN TACH FAN 12V R11_EN R12_EN EVR8 EVR6 EVR5 SR7_MON SR6_MON SR11_MON SR10_MON FPWM TO FAN 33 R178 R179 100K TP57 3P3V SGPIO21 SGPIO17 R10_EN R6_EN 3P3V TP32 3P3V 2 1 3 R1...

Page 42: ...BRA130 D6 33 R257 R240 200 R215 1 5K R213 1 00M R199 1K 0 1uF C11 C71 10uF 3P3V_USB 33 R254 33 R253 33 R249 Q6 BSS84 Q8 BSS84 Q9 BSS84 100K R235 R243 2 2K R245 2 2K R242 2 2K 3P3V R193 1K 3P3V_USB R246 1K D52 GL05T R203 332 0 1uF C58 R191 10K R190 10K SGPIO14 R189 10K R188 10K TP70 3P3V SGPIO15 FPWM7 FPWM4 FPWM1 R192 1K SGPIO13 SGPIO2 SGPIO19 SGPIO16 TP66 SGPIO22 R252 100K R248 10K LN1371G D49 LN1...

Page 43: ...18 J46 D38 J12 C49 R36 TP37 TP41 D20 TP50 D42 R54 D21 J64 TP5 D44 D52 R202 R201 D22 TP31 D46 D28 R252 D23 J53 D48 R197 C71 R158 TP51 D37 D45 R249 D25 TP60 D55 TP68 TP64 R11 C66 TP55 J20 R75 J32 C48 C13 J18 R148 Q1 J79 J21 J34 J4 TP3 C44 TP18 R91 C27 FB3 J30 C30 R59 J36 J35 D34 D8 R23 R1 R42 R30 C4 J48 R118 J42 R90 TP23 J50 J44 FB1 C12 C22 C15 J6 J7 R34 R5 R19 R14 C50 C51 J60 R122 J62 D49 D47 TP6 R...

Page 44: ......

Page 45: ......

Page 46: ...2 R103 R220 C9 R28 C14 C23 C18 R44 D26 R177 R18 R131 R168 R146 R191 R189 R26 R29 R51 R53 R170 R137 R113 R234 Q10 R183 R169 C63 R241 R255 R57 R74 R81 R65 R79 R67 C37 R22 R97 R101 C32 C35 Q4 R178 R179 D27 C3 C2 R129 R117 R119 C39 R134 R93 R104 R110 R124 R13 C41 R24 C46 R114 R38 R20 C57 R130 C52 R164 R166 R140 TP69 R222 R174 R27 R142 R162 R115 R190 R188 R49 R52 R50 D51 R225 R229 R171 R127 R135 R105 R...

Page 47: ...ch statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have executed an agreement specifically governing such use Buyers represent that they have all necessary expertise in the safety and regulatory ramifications o...

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