Rohm R h Wi Wireless l P Power S Solution l i Userss Manual User November,, 2016 Wireless Power Transfer Group (c) 2016 ROHM Co.,Ltd. BD57020MWV-EVK-002 (15W-Qi Transmitter) BD57015GWL-EVK-001 (10W-Qi Receiver) BD57020MWV-EVK-002 BD57015GWL-EVK-001 15W-Qi Transmitter(Tx) 10W-Qi Receiver(Rx) Key Specifications Coil C il d design i : MP-A7 MP A7 Input Voltage :19V WPC Qi compliant (Ver. 1.2.2) Extended Power Profile Q-FOD/Calibration-FOD adopted Key Specifications Vout V t :10V 10V (on ( th the MP MP-Tx) T ) :5V (on the LP-Tx) Imax :1A WPC Qi compliant (Ver. 1.2.2) Extended Power Profile (c) 2016 ROHM Co.,Ltd. P. 1 Rev.002 Evaluation environment BD57020MWV-EVK-002 Power Supply GND BD57015GWL-EVK-001 Tx Coil GND Out LOAD Vin:19V 15W-Qi Transmitter(Tx) 10W-Qi Receiver(Rx) Rx Coil (c) 2016 ROHM Co.,Ltd. P. 2 Rev.002 BD57020MWV-EVK-002 Transmitter schematic (c) 2016 ROHM Co.,Ltd. P. 3 Rev.002 BD57015GWL-EVK-001 Receiver schematic (c) 2016 ROHM Co.,Ltd. P. 4 Rev.002 LED Indication BD57020MWV-EVK-002 BD57015GWL-EVK-001 LED1 LED2 LED3 LED4 OFF OFF OFF ON ON OFF OFF ON Charging(MP) ON ON OFF ON OFF (LP) Transmitted power limit ON Blinking (1sec) ON Stand by Charge Complete Charging(LP) ON (MP) Error1 (FOD, EPT except for Ch Charge C Complete, l t Mi Min Vi Vin)) OFF OFF Blinking ( (0.2sec) ) ON Error2 (OCP) ON ON ON ON Error3 (TSD) OFF OFF ON ON D1 D2 D3 LED_PG Stand-by OFF OFF OFF OFF Low Power-mode Medium Power-mode ON ON OFF OFF OFF ON ON ON Transmitted power limitDuring the excess of power limit, the status of the indicator is kept. Error1The status of the indicator is kept until the Rx is removed. Error2The status of the indicator is kept until the Tx is reset regardless of the status of Rx. Error3The status of the indicator is kept until the TSD status is removed. D1-3 D1 3 LED PG LED_PG LED1-4 LED1 4 (c) 2016 ROHM Co.,Ltd. P. 5 Rev.002 Precautions (c) 2016 ROHM Co.,Ltd. P. 6 Rev.002 (c) 2016 ROHM Co.,Ltd.