TS4990IST STMicroelectronics, TS4990IST Datasheet - Page 10
TS4990IST
Manufacturer Part Number
TS4990IST
Description
IC AMP AUDIO PWR 1.2W MONO 8MSOP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet
1.TS4990IST.pdf
(32 pages)
Specifications of TS4990IST
Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
1.2W x 1 @ 8 Ohm
Voltage - Supply
2.2 V ~ 5.5 V
Features
Depop, Differential Inputs, Standby, Thermal Protection
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
For Use With
497-6383 - BOARD DEMO FOR TS4990
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-4451-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
TS4990IST
Manufacturer:
ST
Quantity:
56 000
Company:
Part Number:
TS4990IST
Manufacturer:
ST
Quantity:
3 190
Part Number:
TS4990IST
Manufacturer:
ST
Quantity:
20 000
Electrical characteristics
10/32
Figure 14. PSRR vs. DC output voltage
Figure 16. PSRR vs. DC output voltage
Figure 18. PSRR vs. DC output voltage
-10
-20
-30
-40
-50
-60
-10
-20
-30
-40
-50
-60
-70
-10
-20
-30
-40
-50
-60
-70
0
-3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0
0
0
-3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0
-5
-4
Differential DC Output Voltage (V)
Differential DC Output Voltage (V)
-3
Differential DC Output Voltage (V)
Vcc = 3.3V
Vripple = 200mVpp
RL = 8 Ω
Cb = 1 μ F
AV = 5
Tamb = 25 ° C
Vcc = 5V
Vripple = 200mVpp
RL = 8 Ω
Cb = 1 μ F
AV = 2
Tamb = 25 ° C
Vcc = 3.3V
Vripple = 200mVpp
RL = 8 Ω
Cb = 1 μ F
AV = 2
Tamb = 25 ° C
-2
-1
0
1
2
3
4
5
Figure 15. PSRR vs. DC output voltage
Figure 17. PSRR vs. DC output voltage
Figure 19. PSRR vs. DC output voltage
-10
-20
-30
-40
-50
-10
-20
-30
-40
-50
-10
-20
-30
-40
-50
-60
0
0
-3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0
0
-5
-5
-4
-4
Differential DC Output Voltage (V)
-3
-3
Differential DC Output Voltage (V)
Differential DC Output Voltage (V)
Vcc = 3.3V
Vripple = 200mVpp
RL = 8 Ω
Cb = 1 μ F
AV = 10
Tamb = 25 ° C
Vcc = 5V
Vripple = 200mVpp
RL = 8 Ω
Cb = 1 μ F
AV = 10
Tamb = 25 ° C
Vcc = 5V
Vripple = 200mVpp
RL = 8 Ω
Cb = 1 μ F
AV = 5
Tamb = 25 ° C
-2
-2
-1
-1
0
0
1
1
2
2
3
3
4
4
TS4990
5
5