JAB2
J11
J7
J8
J6
J2
J1
J9
J5
J3
Speaker Output Connector:
Pin
Definition
1
ROUT-
2
LOUT+
3
ROUT+
4
LOUT-
J2 MOLEX-4PIN-3MM
LED Indicator Connectors:
Extension Connector:
J6 PH-10PIN-2MM
Pin
Definition
1
VCC
2
VCC
3
GND
4
LED1
5
KEY1
6
LIN
7
GND
8
RIN
9
KEY2
10
LED2
Switch Control Connector:
J5 PH-2PIN-2MM
Pin
Definition
1
GND
2
EN
Battery Charging Connector:
Pin
Definition
1
VBAT
2
VBAT
3
GND
4
GND
J1 PH-4PIN-2MM
Power Connector:
J3 MOLEX-2PIN-3MM
Pin
Definition
1
VCC
2
GND
Volume Control Connector:
J11 PH-6PIN-2MM
10
Pin
1
2
3
4
5
6
De
fi
ni
�
on
LIN
L
OU
T
GND
GND
R
OU
T
RIN
Pin
De
fi
ni
�
on
1
LED
-
2
LED
+
J7, J8 PH-2PIN-2MM
J7, Bluetooth
J8, MPPT Charging
Specifica�on
Parameters
Condi
�
ons
Min
Typ
Max
Idle Power
(
W
)
SD GND, BT Disconnec
�
on
/
BT Connec
�
on
/
Standby Power
(
mW
)
SD GND, only when low power
module a
v
ailable
/
0.06
0.
1
0.4
0.5
0.5
1
2 x 50 Wa� Class D Audio Amplifer Board - TPA3116
2 x 30 Wa� Class D Audio Amplifer Board - TPA3118
Parameters
Condi
�
ons
Min
Typ
Max
Power Supply Range
(V
DC
)
12
1
9
2
4
Idle power
(
W
)
SD GND,BT Disconnec
�
on
0.06
0.
1
BT Connec
�
on
0.35
0.45
Standby Power
(
mW
)
SD GND,only when low power
module a
v
ailable
0.4
1
Ba
�
ery
U
nder
v
oltage Protec
�
on
(V
DC
)
1
0.4
1
0.5
Constant Charging
V
oltage
(V)
12
.5
12
.6
12
.7
Charge Current
(
A
)
0.5
1
Output Noise Level(µV)
A-weigh�ng, input connected
to GND
BT
V
ersion
4.0
Gain
(
dB
)
19
20
21
O
utput
Power
(
W
)
1
9V
@
8Ω
2
x 30
/
/
/
/
/
/
/
/
/
/
/
/
/
/
213
/
SNR
(
dB
)
19V, 10W@ 8Ω THD+N=1%
/
/
89.3
THD(%)
19V @8Ω, 10W, 1KHZ
/
/
0.07
/
/
Output Noise Level(µV)
A-weigh�ng, input connected
to GND
/
185
/
SNR
(
dB
)
10W@4Ω THD+N=1%
THD(%)
@4Ω,10W,1KHZ
/
/
92
/
/
0.02
Control Connection with
JAB3 Connector:
J9 PH-9PIN-2MM
Pin
Definition
1
STBY
2
GND
3
MUTE
J18
Bluetooth
Antenna
Socket
Bluetooth Control Connector:
J18 PH-2PIN-2mm
Pin
Definition
1
EN
2
+3.3V
Short Press: Cancel Bluetooth Paring
Long Press: Turn on/off Bluetooth
