Rohm BD93F10MWV-EVK-001 User Manual Download

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No. 64UG054E Rev.001

2021.10

User’s Guide

BD93F10MWV-EVK-001 (Stand-Alone)

Reference Application Data

20V

VBUS

VSNK

CC1

CC2

Plug

Insertion

VBUS

output from

Source side

PD Contract

Completion

PD Communication

on CC1

Figure 15. The waveform of the USB PD Negotiation at 20V

VBUS

VSNK

CC1

CC2

Source

Capability Request Accept PS_RDY

E-marked

Cable

Detection

PD Contract

Completion

Turn on FET(Q20,Q21) by PD

contract completion then

VBUS is supplied to VSNK

Figure 16. The waveform of the USB PD Negotiation at 20V (Detailed PD Communication)

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Summary of Contents for BD93F10MWV-EVK-001

Page 1: ...itches on the board The EVK assumes Stand Alone operation in the Dead Battery mode so this EVK does not need an external power source and works as a VBUS powered product The board will supply power and voltage via VSNK terminal based on the negotiation contracted with the source Therefore any existing board that is powered by an AC adapter or a regulated power supply up to 80W 20V can work and be ...

Page 2: ...iew Figure 1 BD93F10MWV EVK 001 Top View Descriptions of EVK Functions Figure 2 Descriptions of BD93F10MWV EVK 001 Functions This EVK has the functions that are defined in Table 1 Other than the functions listed this EVK User Guide does not support it 1 2 4 6 7 8 9 10 11 13 14 Downloaded From Oneyac com ...

Page 3: ...tion doesn t mean that VBUS is supplying VSNK The LED also turns on when the 5V PD contract is established due to the less power capability of the source side 8 LED of ORIENT LD_ORI Indicates the orientation Normal or Flip of the connected Type C ON Connected by CC2 OFF Connected by CC1 or disconnected 9 LED of POWER LD_POWER Indicates the condition of the LSI ON The power is supplied to the LSI O...

Page 4: ...4 18 2021 ROHM Co Ltd No 64UG054E Rev 001 2021 10 User s Guide BD93F10MWV EVK 001 Stand Alone EVK schematic Figure 3 BD93F10MWV EVK 001 Schematic Downloaded From Oneyac com ...

Page 5: ...hly recommended to be checked These jumpers are present by default 2 Short EN and ADCIN on JP_TOP if the Over Temperature Protection with the external PTC thermistor is in use If not in use short ADCIN and SGND 3 Set SW_VMAX SW_VMIN and SW_PMIN according to required PD contract Please refer to Figure 9 for further information 4 When connecting the existing system board for evaluation connect the E...

Page 6: ...evice is a Sink device The connected Source device cannot meet the required power or voltage configured by PMIN or VMIN There may be a latched off state that is caused by the overvoltage on the Source or the EVK side due to the inrush current by the load connected on VSNK The EVK has no countermeasures for inrush current so it is required for a system to prevent it Please check both Figure 15 and ...

Page 7: ...stem board consumes over 3A Figure 6 An example of the connection of the EVK supplying power to an existing system board JP_USBD2 JP_USBD1 P N P N VS NK VB RD Y PCB0207 Rev A GND SoC USB Peripheral GND VBUS GPIOs D D GPIOn An example of the existing system board Primary Power Rail USB B Port VBRDY can use for the start timing of USB communication Short the terminals P each other and the terminal N...

Page 8: ...tion Please do the following procedures to set the new configuration settings will be reflected after a power cycle of the EVK 1 Turn off VSRC5V if powered up 2 Unplug the Type C cable from the Type C receptacle and disconnect it from the Source device 3 Change SW_VMAX SW_VMIN and SW_PMIN according to the requirement 4 Power VSRC5V if necessary The new configuration is stored at power up 5 Reconne...

Page 9: ...5 16 16 36 6 18 18 45 7 19 19 60 8 20 20 80 Required voltage depending on the power specified for the Source device specified in the PDP Rating in the USB PD standard Others are optional Table 3 The detailed information for three DIP switches Figure 9 shows the specific range by SW_VMAX SW_VMIN and SW_PMIN that allows USB PD Contract Terminal SW_VMAX SW_VMIN SW_PMIN Description The upper limit vol...

Page 10: ...15W Set to 3 9 Contracted PDO A contractable range by a Source SW_VMIN 2 SW_VMAX 4 SW_PMIN 3 The actual contractable range by USB PD Voltage V Current A Figure 10 The contractable range with a source under the example According to the sign the contracted PDO is specified to the maximum power within the USB PD contractable range USB PD standard mandates the specific voltages according to the power ...

Page 11: ...d Q21 on VBUS power line to isolate VBUS from the system safely To enable this protection connect JP_OTP EN and ADSIN with a jumper pin Other than the temperature detected at RTHD the overtemperature protection can be triggered by the specific applied voltage as defined in Table 4 Table 4 The parameters of the OTP with PTC thermistor Items Detection temperature C 120 Implemented PTC thermistor as ...

Page 12: ...402 RUFPU 100KΩ ROHM ESR03EZPF1003 1608 0603 RUFPD 100KΩ No mount 1608 0603 RLD1 RLD2 RLD3 RSCL RSDA 3 3kΩ ROHM MCR01MZPF3301 1005 0402 RTHU 22KΩ ROHM MCR01MZPF2202 1005 0402 RVAD1 15KΩ ROHM MCR01MZPJ153 1005 0402 RVAD2 RVAD3 RVAD4 RVAD5 RVAD6 RVAD7 30KΩ ROHM MCR01MZPF3002 1005 0402 RVAD8 39KΩ ROHM MCR01MZPF3902 1005 0402 RCLP1 RCLP2 0Ω No mount 1608 0603 Thermistor RTHD PRF15BD102QB6RC MURATA PRF...

Page 13: ...Manufacturer Model Number Size mm inch CN_HOST HDR2X3 Useconn Electronics Ltd PH 2X3SG HDR2X3 CN_DBG HDR1X4 SULLINS Connector Solutions PREC004SAAN RC HDR1X4 JP_STP JP_OTP HDR1X3 TE CONNECTIVITY 5 146285 3 HDR1X3 JP_VIOSEL JP_USBD1 JP_USBD2 HDR1X2 TE CONNECTIVITY 9 146256 0 01 HDR1X2 Downloaded From Oneyac com ...

Page 14: ...ser s Guide BD93F10MWV EVK 001 Stand Alone Board Layout EVK PCB Information Number of Layers Material Board Size Copper Thickness 3 FR 4 70mm x 50mm x 1 6mmt 1oz 35μm Figure 12 Top Layer Top View Figure 13 Middle Layer Top View Downloaded From Oneyac com ...

Page 15: ...15 18 2021 ROHM Co Ltd No 64UG054E Rev 001 2021 10 User s Guide BD93F10MWV EVK 001 Stand Alone Figure 14 Bottom Layer Top View Downloaded From Oneyac com ...

Page 16: ... PD Contract Completion PD Communication on CC1 Figure 15 The waveform of the USB PD Negotiation at 20V VBUS VSNK CC1 CC2 Source Capability Request Accept PS_RDY E marked Cable Detection PD Contract Completion Turn on FET Q20 Q21 by PD contract completion then VBUS is supplied to VSNK Figure 16 The waveform of the USB PD Negotiation at 20V Detailed PD Communication Downloaded From Oneyac com ...

Page 17: ...communication with a 1 UI of 300 KHz It is necessary to check this communication for analyzing and debugging when introducing USB PD system Below are some relatively inexpensive protocol analyzers that have enough merits in USB IF Workshop Total Phase USB Power Delivery Analyzer TP350110 TELEDYNE LECROY Mercury T2C Protocol Analyzer USB TMPD M02 X Downloaded From Oneyac com ...

Page 18: ...8 18 2021 ROHM Co Ltd No 64UG054E Rev 001 2021 10 User s Guide BD93F10MWV EVK 001 Stand Alone Revision History Date Revision Number Description Oct 19 2021 001 Initial release Downloaded From Oneyac com ...

Page 19: ...information The Products specified in this document are not designed to be radiation tolerant For use of our Products in applications requiring a high degree of reliability as exemplified below please contact and consult with a ROHM representative transportation equipment i e cars ships trains primary communication equipment traffic lights fire crime prevention safety equipment medical systems ser...

Page 20: ...单击下面可查看定价库存交付和生命周期等信息 ROHM Semiconductor 罗姆 Downloaded From Oneyac com ...

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