Rohm Wireless Power SolutionUser’s ManualUser s Manual

March, 2016,Wireless Power Transfer Project

© 2016 ROHM Co.,Ltd.

BD57020MWV-EVK-001 (15W-Qi Transmitter)BD57015GWL-EVK-001 (10W-Qi Receiver)

■BD57020MWV-EVK-001 ■BD57015GWL-EVK-001

■Key Specifications

C l d MP A1

■Key Specifications

V 10V ( h MP T )

15W-Qi Transmitter(Tx) 10W-Qi Receiver(Rx)

・Coil design : MP-A1

・Input Voltage :19V

・WPC Qi compliant (Ver. 1.2.0)

・Vout :10V (on the MP-Tx)

:5V (on the LP-Tx)

・Imax :1A

Extended Power Profile

・Q-FOD/Calibration-FOD adopted

・WPC Qi compliant (Ver. 1.2.0)

Extended Power Profile

P. 1© 2016 ROHM Co.,Ltd.

Rev.001

Evaluation environment

■BD57020MWV-EVK-001 ■BD57015GWL-EVK-001

GND GNDOut

Tx CoilPower Supply GND

Vin:19V

GNDTx CoilPower Supply

LOAD

15W-Qi Transmitter(Tx) 10W-Qi Receiver(Rx)

Rx Coil

P. 2© 2016 ROHM Co.,Ltd.

Rev.001

BD57020MWV-EVK-001 Transmitter schematic

P. 3© 2016 ROHM Co.,Ltd.

Rev.001

BD57015GWL-EVK-001Receiver schematic

P. 4© 2016 ROHM Co.,Ltd.

Rev.001

LED Indication

■BD57020MWV-EVK-001 ■BD57015GWL-EVK-001

D1 D2 D3 LED_PGStand-by OFF OFF OFF OFF

Low Power-mode ON OFF OFF ONMedium Power-mode ON OFF ON ON

LED1 LED2 LED3 LED4Stand byCharge Complete OFF OFF OFF ON

Charging(LP) ON OFF OFF ONCharging(MP) ON ON OFF ON

Transmitted power limit ONOFF (LP) Blinking

(1sec) ONON (MP)

Error1(FOD, EPT except for Ch C l t Mi Vi )

OFF OFF Blinking(0.2sec) ON

Charge Complete, Min Vin) ( )

Error2(OCP) ON ON ON ON

Error3(TSD) OFF OFF ON ON

Transmitted power limit：During the excess of power limit, the status of the indicator is kept.Error1：The status of the indicator is kept until the Rx is removed.Error2：The status of the indicator is kept until the Tx is reset regardless of the status of Rx.Error3：The status of the indicator is kept until the TSD status is removed.

D1-3 LED PG

LED1-4

D1 3 LED_PG

P. 5© 2016 ROHM Co.,Ltd.

Rev.001

LED1 4

ご注意

P. 6© 2016 ROHM Co.,Ltd.

Rev.001

© 2016 ROHM Co.,Ltd.