STMicroelectronics 1.2 W fully differential audio power amplifier DEMOTS4995J DEMOTS4995J Data Sheet
Product codes
DEMOTS4995J
TS4995
Electrical characteristics
15/26
Figure 44.
CMRR vs. common mode input
voltage
voltage
Figure 45.
CMRR vs. common mode input
voltage
voltage
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
20
Vic = 200mVpp
F = 217Hz
Cb = 1
F = 217Hz
Cb = 1
μ
F
RL
≥
8
Ω
Tamb = 25°C
Vcc=3.3V
Vcc=5V
CMR
R
(dB)
Common Mode Input Voltage (V)
Vcc=2.6V
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
20
Vic = 200mVpp
F = 217Hz
Cb = 0
RL
F = 217Hz
Cb = 0
RL
≥
8
Ω
Tamb = 25°C
Vcc=3.3V
Vcc=5V
CMR
R
(dB)
Common Mode Input Voltage (V)
Vcc=2.6V
Figure 46.
Current consumption vs. power
supply voltage
supply voltage
Figure 47.
Differential DC output voltage vs.
common mode input voltage
common mode input voltage
0
1
2
3
4
5
6
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
No loads
Tamb = 25
Tamb = 25
°
C
C
u
rrent consumption (mA)
Power Supply Voltage (V)
0
1
2
3
4
5
1E-5
1E-4
1E-3
0.01
0.1
G = 6dB
Tamb = 25
Tamb = 25
°
C
Vcc=2.6V
Vcc=3.3V
|V
oo|
(dB
)
Common Mode Input Voltage (V)
Vcc=5V
Figure 48.
Current consumption vs. standby
voltage
voltage
Figure 49.
Current consumption vs. standby
voltage
voltage
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Standby mode=5V
Current C
o
n
s
umpt
io
n (mA
)
Standby Voltage (V)
Vcc = 5V
No load
Tamb = 25
No load
Tamb = 25
°
C
Standby mode=0V
0.0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
3.2
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Standby mode=3.3V
Current C
o
n
s
umpt
io
n (mA
)
Standby Voltage (V)
Vcc = 3.3V
No load
Tamb = 25
No load
Tamb = 25
°
C
Standby mode=0V