TS4994EIKJT STMICROELECTRONICS [STMicroelectronics], TS4994EIKJT Datasheet - Page 11

• Manufacturer Part Number: TS4994EIKJT
• Description: 1.2 W differential input/output audio power amplifier with selectable standby
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TS4994FC
Figure 20. Closed loop gain vs. frequency
Figure 22. PSRR vs. frequency
Figure 24. PSRR vs. frequency
-10
-20
-30
-40
10
0
0.1
-100
-110
-120
-100
-110
-120
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
Vcc = 2.6V
Av = 1
ZL = 8 Ω + 500pF
Tamb = 25 ° C
20
20
Gain
Vcc = 3.3V
Vripple = 200mVpp
Inputs = Grounded
Av = 1, Cin = 4.7 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 5V
Vripple = 200mVpp
Inputs = Grounded
Av = 2.5, Cin = 4.7 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
1
100
100
Frequency (kHz)
10
Cb=1 μ F
Frequency (Hz)
Frequency (Hz)
Cb=1 μ F
Cb=0.47 μ F
Cb=0.47 μ F
100
1000
1000
Cb=0.1 μ F
Phase
Cb=0.1 μ F
1000
Cb=0
Cb=0
10000
10000
10000
0
-40
-80
-120
-160
-200
20k
20k
Figure 21. PSRR vs. frequency
Figure 23. PSRR vs. frequency
Figure 25. PSRR vs. frequency
-100
-110
-120
-100
-110
-120
-100
-110
-120
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
20
20
20
Vcc = 5V
Vripple = 200mVpp
Inputs = Grounded
Av = 1, Cin = 4.7 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 2.6V
Vripple = 200mVpp
Inputs = Grounded
Av = 1, Cin = 4.7 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 3.3V
Vripple = 200mVpp
Inputs = Grounded
Av = 2.5, Cin = 4.7 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
100
100
100
Cb=1 μ F
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Cb=1 μ F
Cb=1 μ F
Electrical characteristics
Cb=0.47 μ F
Cb=0.47 μ F
Cb=0.47 μ F
1000
1000
1000
Cb=0.1 μ F
Cb=0.1 μ F
Cb=0.1 μ F
Cb=0
Cb=0
10000
Cb=0
10000
10000
20k
20k
20k
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