Rohm BD93E11GWL-EVK-001 User Manual Download Page 4 | Manualshive

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© 2021 ROHM Co., Ltd.

No. 64UG056E Rev.001

2021.10

User’s Guide

BD93E11GWL-EVK-001 (Stand-Alone)

EVK schematic

Figure 3. BD93E11GWL-EVK-001 Schematic

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Summary of Contents for BD93E11GWL-EVK-001

Page 1: ...f the DIP switches 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 sup...

Page 2: ...EVK Overview Figure 1 BD93E11GWL EVK 001 Top View Descriptions of EVK function Figure 2 The descriptions of the part of BD93E11GWL EVK 001 This EVK has the functions that are defined in Table 1 Other...

Page 3: ...d Note that the indication 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_...

Page 4: ...4 18 2021 ROHM Co Ltd No 64UG056E Rev 001 2021 10 User s Guide BD93E11GWL EVK 001 Stand Alone EVK schematic Figure 3 BD93E11GWL EVK 001 Schematic...

Page 5: ...ls It is highly 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 us...

Page 6: ...he connected device 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...

Page 7: ...an existing system board has USB Type B 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 PCB0214 Rev A GND SoC USB...

Page 8: ...ing operation 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 t...

Page 9: ...2 15 4 15 15 27 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 option...

Page 10: ...nd SW_PMIN 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 wit...

Page 11: ...MOS FET Q20 and 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 RTHU the o...

Page 12: ...D 100K ROHM MCR01MZPF1003 1005 0402 RUFPU 100K ROHM MCR01MZPF1003 1005 0402 RUFPD 100K Not Mount 1608 0603 RLD1 RLD2 RLD3 RSCL RSDA 3 3k ROHM MCR01MZPF3301 1005 0402 RTHU 22K ROHM MCR01MZPF2202 1005 0...

Page 13: ...11GWL EVK 001 Stand Alone Part Value Manufacturer Model Number Size mm inch CN_HOST HDR2X3 ADAM TECH PH2 06 UA HDR2X3 CN_DBG HDR1X4 ADAM TECH PH1 04 UA HDR1X4 JP_STP JP_OTP HDR1X3 ADAM TECH PH1 03 UA...

Page 14: ...1 2021 10 User s Guide BD93E11GWL EVK 001 Stand Alone Board Layout EVK PCB Information Number of Layers Material Board Size Copper Thickness 4 FR 4 70mm x 50mm x 1 6mmt 1oz 35 m Figure 12 Top Layer To...

Page 15: ...15 18 2021 ROHM Co Ltd No 64UG056E Rev 001 2021 10 User s Guide BD93E11GWL EVK 001 Stand Alone Figure 14 Middle Layer 2 Top View Figure 15 Bottom Layer Top View...

Page 16: ...m Source side PD Contract Completion PD Communication on CC1 Figure 16 The waveform of the USB PD Negotiation at 20V VBUS VSNK CC1 CC2 Source Capability Request Accept PS_RDY E marked Cable Detection...

Page 17: ...d digital communication with 1 UI of 300kHz It is necessary to check this communication for analyzing and debugging when introducing the USB PD system Below are some relatively inexpensive protocol an...

Page 18: ...18 18 2021 ROHM Co Ltd No 64UG056E Rev 001 2021 10 User s Guide BD93E11GWL EVK 001 Stand Alone Revision History Date Revision Number Description Oct 19 2021 001 Initial release...

Page 19: ...ch technical 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...

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