IC AMP AUDIO PWR 1.2W MONO 8MSOP

TS4990IST

Manufacturer Part NumberTS4990IST
DescriptionIC AMP AUDIO PWR 1.2W MONO 8MSOP
ManufacturerSTMicroelectronics
TypeClass AB
TS4990IST datasheet
 

Specifications of TS4990IST

Output Type1-Channel (Mono)Max Output Power X Channels @ Load1.2W x 1 @ 8 Ohm
Voltage - Supply2.2 V ~ 5.5 VFeaturesDepop, Differential Inputs, Standby, Thermal Protection
Mounting TypeSurface MountPackage / Case8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
For Use With497-6383 - BOARD DEMO FOR TS4990Lead Free Status / RoHS StatusLead free / RoHS Compliant
Other names497-4451-2  
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TS4990
Figure 8.
PSRR vs. power supply
0
Vripple = 200mVpp
-10
Av = 2
Input = Grounded
-20
Cb = Cin = 1 μ F
Vcc :
RL >= 4 Ω
2.2V
-30
Tamb = 25 ° C
2.6V
3.3V
-40
5V
-50
-60
-70
100
1000
Frequency (Hz)
Figure 10. PSRR vs. power supply
0
Vripple = 200mVpp
-10
Vcc = 2.2, 2.6, 3.3, 5V
Rfeed = 22k Ω
Input = Floating
-20
Cb = 1 μ F
RL >= 4 Ω
-30
Tamb = 25 ° C
-40
-50
-60
-70
-80
100
1000
Frequency (Hz)
Figure 12. PSRR vs. power supply
0
Vripple = 200mVpp
-10
Av = 2
Input = Grounded
Cb = 0.1 μ F, Cin = 1 μ F
-20
RL >= 4 Ω
Tamb = 25 ° C
-30
Vcc = 5, 3.3, 2.5 & 2.2V
-40
-50
-60
100
1000
Frequency (Hz)
Figure 9.
0
-10
-20
-30
-40
-50
10000
100000
Figure 11. PSRR vs. power supply
0
-10
-20
-30
-40
-50
-60
10000
100000
Figure 13. PSRR vs. power supply
0
-10
-20
-30
-40
-50
-60
-70
-80
10000
100000
Electrical characteristics
PSRR vs. power supply
Vripple = 200mVpp
Vcc :
Av = 10
2.2V
Input = Grounded
2.6V
Cb = Cin = 1 μ F
3.3V
RL >= 4 Ω
5V
Tamb = 25 ° C
100
1000
10000
Frequency (Hz)
Vripple = 200mVpp
Vcc :
Av = 5
2.2V
Input = Grounded
2.6V
Cb = Cin = 1 μ F
3.3V
RL >= 4 Ω
5V
Tamb = 25 ° C
100
1000
10000
Frequency (Hz)
Vripple = 200mVpp
Vcc = 2.2, 2.6, 3.3, 5V
Rfeed = 22k Ω
Input = Floating
Cb = 0.1 μ F
RL >= 4 Ω
Tamb = 25 ° C
100
1000
10000
Frequency (Hz)
100000
100000
100000
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