Rohm BD57020MWV-EVK-001 User manual

Rohm Wireless Power Solution
User
’
s Manual
User 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
Cld
MP
A1
■Key Specifications
V
10V ( h MP
T
)
15W-Qi Transmitter(Tx) 10W-Qi Receiver(Rx)
・
C
oi
l
d
esign :
MP
-
A1
・Input Voltage :19V
・WPC Qi compliant (Ver. 1.2.0)
・
V
out :
10V
(
on t
h
e
MP
-
T
x
)
: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
GND
Out
Tx
Coil
Power Supply
GND
Vin:19V
GND
Tx
Coil
Power
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-001
Receiver schematic
P. 4
© 2016 ROHM Co.,Ltd. Rev.001

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 Powe
r
-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
Ch C l t Mi Vi )
OFF OFF Blinking
(
0.2sec
)
ON
Ch
arge
C
omp
l
e
t
e,
Mi
n
Vi
n
)
()
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.