3W Mono/Stereo BTL Audio Power Amplifiers
with Shutdown
Typical Operating Characteristics (continued)
(VDD = 5V, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
MAX9710
SUPPLY CURRENT vs. SUPPLY VOLTAGE
18
16
14
TA = +85°C
12
TA = +25°C
10
8
TA = -40°C
6
4
2
0
4.50
4.75
5.00
5.25
5.50
SUPPLY VOLTAGE (V)
MAX9711
SUPPLY CURRENT vs. SUPPLY VOLTAGE
12
10
TA = +25°C
TA = +85°C
8
6
4
TA = -40°C
2
0
4.50
4.75
5.00
5.25
5.50
SUPPLY VOLTAGE (V)
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
1.0
0.8
TA = +25°C
TA = +85°C
0.6
0.4
TA = -40°C
0.2
0
4.50
4.75
5.00
5.25
5.50
SUPPLY VOLTAGE (V)
PIN
MAX9710
1
2
3, 10, 13, 16
4
5
6, 11, 15, 20
7
8, 18
9
12
14
17
19
—
—
—
—
—
MAX9711
—
7
—
9
—
1, 3
—
5, 11
—
8
10
—
—
2
6
12
4
—
NAME
INL
BIAS
N.C.
MUTE
INR
PGND
OUTR+
PVDD
OUTR-
VDD
SHDN
OUTL-
OUTL+
IN
GND
OUT-
OUT+
EP
Pin Description
FUNCTION
Left-Channel Input
DC Bias Bypass. See BIAS Capacitor section for capacitor selection.
No Connection. Not internally connected.
Active-High Mute Input
Right-Channel Input
Power Ground
Right-Channel Bridged Amplifier Positive Output
Output Amplifier Power Supply
Right-Channel Bridged Amplifier Negative Output
Power Supply
Active-Low Shutdown. Connect SHDN to VDD for normal operation.
Left-Channel Bridged Amplifier Negative Output
Left-Channel Bridged Amplifier Positive Output
Amplifier Input
Ground
Bridged Amplifier Negative Output
Bridged Amplifier Positive Output
Exposed Pad. Connect to ground plane.
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