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TPS55065EVM User's Guide

User's Guide

Literature Number: SLIU003

October 2009

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Summary of Contents for TPS55065EVM

Page 1: ...TPS55065EVM User s Guide User s Guide Literature Number SLIU003 October 2009 ...

Page 2: ...2 SLIU003 October 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 3: ...tup 5 2 1 Input Output Connector Description 5 2 2 Setup 6 2 3 Operation 7 3 Board Layout 7 4 Schematic 10 3 SLIU003 October 2009 Table of Contents Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 4: ...ss Filter Inductor Bypass Jumper Settings 6 6 Top Assembly Layer 8 7 Bottom Assembly Layer 8 8 Top Layer Routing 9 9 Bottom Layer Routing 9 10 TPS55065EVM Schematic 10 List of Tables 1 Device and Package Configurations 5 2 TPS55065EVM Bill of Materials 11 4 List of Figures SLIU003 October 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 5: ...e EVM as well and how to properly connect set up and use the TPS55065EVM 2 1 Input Output Connector Description J1 VBAT is the power input terminal for the converter The terminal provides power Vbat J2 GND is the ground terminal for the EVM J3 5Vg is the power output terminal for the 5Vg regulator output J4 VOUT is the regulated output voltage for the converter J5 GND is a ground terminal for the ...

Page 6: ... is the jumper used to enable switched 5V regulated output The output is enabled when the Enable is high and disabled when low The jumper placement allows the converter to be enabled or disabled Figure 4 5Vg Regulated Output Jumper Settings JP6 Bypass is the jumper used to bypass the low pass filter inductor on the power supply input to the device This allows the user to remove the filter from the...

Page 7: ...w pass filter located on the input supply to the device 3 Board Layout Figure 6 Figure 7 Figure 8 and Figure 9 show the board layout for the TPS55065EVM PWB The EVM offers resistors capacitors and jumpers to program the switch pin slew rate and regulator turn on Delay Jumpers are also provided to enable the device and to enable the low power mode option The TPS55065 offers high efficiency but does...

Page 8: ...ard Layout www ti com Figure 7 Bottom Assembly Layer Figure 8 Top Layer Routing 8 TPS55065EVM User s Guide SLIU003 October 2009 Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 9: ...www ti com Board Layout Figure 9 Bottom Layer Routing 9 SLIU003 October 2009 TPS55065EVM User s Guide Submit Documentation Feedback Copyright 2009 Texas Instruments Incorporated ...

Page 10: ...1 2 1 L2 R2 R5 GND VDRIVER AIN VBAT VDRIVER AIN VLOGIC SCR1 SCR1 GND 1 JP2 VLOGIC SCR0 SCR0 VLOGIC C5 GND VOUT VOUT GND ENABLE VDRIVER ENABLE 5VG_ENABLE GND 1 JP5 5VG_ENABLE VDRIVER C9 GND JP6 5Vg 2 1 C6 2 1 C8 GND REST AOUT RESET GND GND GND GND GND 1 JP3 VLOGIC LPM LPM 1 JP4 Schematic www ti com 4 Schematic Figure 10 TPS55065EVM Schematic 10 TPS55065EVM User s Guide SLIU003 October 2009 Submit D...

Page 11: ...c 10nF 1 C10 0603 muRata GRM188R71C103KA01B 16V 10 2 D1 D2 Diode Schottky 3A 100V SMC IR 30BQ100 5 J1 J2 J3 J4 J5 Test point 42mil 0 042 Std Std JP1 JP2 JP3 JP4 Header 3 pin 100mil 5 0 100 x 3 Sullins PTC36CAAN JP5 spacing 36 pin strip Header 2 pin 100mil 1 JP6 0 100 x 2 Sullins PTC36CAAN spacing 36 pin strip Inductor SMT 33uH 4 34 12 3mm x 2 L1 L2 Coilcraft MSS1260T 333 54 9mΩ 12 3mm Resistor chi...

Page 12: ...and Restrictions notice in the User s Guide prior to handling the 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 relat...

Page 13: ...ice TI is not responsible or liable for any such 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 expertis...

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