Page 1
Rohm Wireless Power Solution
’
User s Manual
March, 2016
,
Wireless Power Transfer Project
© 2016 ROHM Co.,Ltd.
Page 2
BD57020MWV-EVK-001 (15W-Qi Transmitter)
BD57015GWL-EVK-001 (10W-Qi Receiver)
■BD57020MWV-EVK-001
■BD57015GWL-EVK-001
■Key Specifications
■Key Specifications
15W-Qi Transmitter(Tx)
10W-Qi Receiver(Rx)
・Coil design : MP-
A1
・Input Voltage :19V
・WPC Qi compliant (Ver. 1.2.0)
・
V
out :
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
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Evaluation environment
■BD57020MWV-EVK-001
■BD57015GWL-EVK-001
Out
GND
Vin:19V
GNDTxCoil
Power Supply
LOAD
15W-Qi Transmitter(Tx)
10W-Qi Receiver(Rx)
Rx Coil
P. 2
© 2016 ROHM Co.,Ltd.
Rev.001
Page 4
BD57020MWV-EVK-001
Transmitter schematic
P. 3
© 2016 ROHM Co.,Ltd.
Rev.001
Page 5
BD57015GWL-EVK-001
Receiver schematic
P. 4
© 2016 ROHM Co.,Ltd.
Rev.001
Page 6
LED Indication
■BD57020MWV-EVK-001
■BD57015GWL-EVK-001
D1 D2 D3 LED_PG
Stand-by OFF OFF OFF OFF
Low Power-mode ON OFF OFF ON
Medium Power-mode ON OFF ON ON
LED1 LED2 LED3 LED4
Stand by
Charge Complete
OFF OFF OFF ON
Charging(LP) ON OFF OFF ON
Charging(MP) ON ON OFF ON
Transmitted power limit ON
OFF (LP)
Blinking
(1sec)
ON
ON (MP)
Error1
(FOD, EPT except for
OFF OFF
Blinking
(
0.2sec
)
ON
Ch
arge 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.
-
-
D13LED_PG
P. 5
© 2016 ROHM Co.,Ltd.
Rev.001
LED1
4
Page 7
ご注意
P. 6
© 2016 ROHM Co.,Ltd.
Rev.001
Page 8
© 2016 ROHM Co.,Ltd.
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