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STMicroelectronics 1.2 W fully differential audio power amplifier DEMOTS4995J DEMOTS4995J Data Sheet

Product codes
DEMOTS4995J
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Page of 26
TS4995
Electrical characteristics
 13/26
         
         
         
Figure 32.
PSSR vs. frequency
Figure 33.
PSSR vs. frequency
100
1000
10000
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0
20
Cb=1
μ
F, 0.47
μ
F, 0.1
μ
F
Vcc = 2.6V
Vripple = 200mVpp
RL 
≥
 8
Ω
G = 6dB, Cin = 4.7
μ
F
Inputs grounded
Tamb = 25
°
C
P
S
RR
 (
d
B)
Frequency (Hz)
100
1000
10000
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0
20
Cb=1
μ
F, 0.47
μ
F, 0.1
μ
F
Vcc = 2.6V
Vripple = 200mVpp
RL 
≥
 8
Ω
G = 6dB
Inputs floating
Tamb = 25
°
C
P
S
RR
 (
d
B)
Frequency (Hz)
Figure 34.
PSSR vs. frequency
Figure 35.
PSSR vs. frequency
100
1000
10000
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0
20
Cb=1
μ
F, 0.47
μ
F, 0.1
μ
F
Vcc = 3.3V
Vripple = 200mVpp
RL 
≥
 8
Ω
G = 6dB, Cin = 4.7
μ
F
Inputs grounded
Tamb = 25
°
C
P
S
RR
 (
d
B)
Frequency (Hz)
100
1000
10000
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0
20
Cb=1
μ
F, 0.47
μ
F, 0.1
μ
F
Vcc = 3.3V
Vripple = 200mVpp
RL 
≥
 8
Ω
G = 6dB
Inputs floating
Tamb = 25
°
C
P
S
RR
 (
d
B)
Frequency (Hz)
Figure 36.
PSSR vs. frequency
Figure 37.
PSSR vs. frequency
100
1000
10000
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0
20
Cb=1
μ
F, 0.47
μ
F, 0.1
μ
F
Vcc = 5V
Vripple = 200mVpp
RL 
≥
 8
Ω
G = 6dB, Cin = 4.7
μ
F
Inputs grounded
Tamb = 25
°
C
P
S
RR
 (
d
B)
Frequency (Hz)
100
1000
10000
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0
20
Cb=1, 0.47, 0.1
μ
F
Vcc = 5V
Vripple = 200mVpp
RL 
≥
 8
Ω
G = 6dB
Inputs floating
Tamb = 25
°
C
P
S
RR
 (
d
B)
Frequency (Hz)