參數(shù)資料
型號(hào)： TS4984IQT
廠商： STMICROELECTRONICS
元件分類： 音頻／視頻放大
英文描述： 1 W, 2 CHANNEL, AUDIO AMPLIFIER, QCC16
封裝： 4 X 4 MM, 0.50 MM PITCH, LEAD FREE, TQFN-16
文件頁數(shù)： 2/29頁
文件大?。?/td> 901K
代理商： TS4984IQT
TS4984
Electrical characteristics
10/29
Figure 20: Power supply rejection ratio
(PSRR) vs. DC output voltage
Figure 21: Power supply rejection ratio
(PSRR) vs. DC output voltage
Figure 22: Power supply rejection ratio
(PSRR) vs. DC output voltage
Figure 23: Power supply rejection ratio
(PSRR) at f=217Hz vs. bypass
capacitor
Figure 24: Output power vs. power supply
voltage
Figure 25: Output power vs. power supply
voltage
-2.5 -2.0 -1.5 -1.0 -0.5
0.0
0.5
1.0
1.5
2.0
2.5
-70
-60
-50
-40
-30
-20
-10
0
Vcc = 2.6V
Vripple = 200mVpp
RL = 8
Cb = 1
F
AV = 2
Tamb = 25
°C
PSRR
(
d
B)
Differential DC Output Voltage (V)
-2.5 -2.0 -1.5 -1.0 -0.5
0.0
0.5
1.0
1.5
2.0
2.5
-60
-50
-40
-30
-20
-10
0
Vcc = 2.6V
Vripple = 200mVpp
RL = 8
Cb = 1
F
AV = 5
Tamb = 25
°C
PSRR
(
d
B)
Differential DC Output Voltage (V)
-2.5 -2.0 -1.5 -1.0 -0.5
0.0
0.5
1.0
1.5
2.0
2.5
-50
-40
-30
-20
-10
0
Vcc = 2.6V
Vripple = 200mVpp
RL = 8
Cb = 1
F
AV = 10
Tamb = 25
°C
PSRR
(
d
B)
Differential DC Output Voltage (V)
0.1
1
-80
-70
-60
-50
-40
-30
Av=10
Vcc:
2.6V
3.3V
5V
Av=5
Vcc:
2.6V
3.3V
5V
Av=2
Vcc:
2.6V
3.3V
5V
Tamb=25
°C
PSRR
at
217Hz
(
d
B)
Bypass Capacitor Cb ( F)
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
THD+N=10%
THD+N=1%
RL = 4
F = 1kHz
BW < 125kHz
Tamb = 25
°C
Pout
(W)
Vcc (V)
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
THD+N=10%
THD+N=1%
RL = 8
F = 1kHz
BW < 125kHz
Tamb = 25
°C
Pout
(W)
Vcc (V)
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