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参数资料
| 型号： | TS4973EIJT |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9 |
| 封装： | LEAD FREE, FCP-9 |
| 文件页数： | 18/19页 |
| 文件大小： | 721K |
| 代理商： | TS4973EIJT |
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TS4973
Electrical Characteristics
8/19
Figure 14: Signal to noise ratio vs power
supply with unweighted filter (20Hz
to 20kHz)
Figure 15: Output power vs power supply
voltage
Figure 16: Output power vs power supply
voltage
Figure 17: Power dissipation vs output power
Figure 18: Power dissipation vs output power
Figure 19: Power dissipation vs output power
3.0
3.5
4.0
4.5
5.0
50
60
70
80
90
2.8
RL=16
RL=4
RL=8
Av = 10
Cb = Cin = 1F
THD+N < 1%
Tamb = 25°C
SNR
(
d
B)
Vcc (V)
3.0
3.5
4.0
4.5
5.0
0.0
0.4
0.8
1.2
1.6
2.8
Cb = 1
F
F = 1kHz
BW < 125kHz
Tamb = 25
°C
32
16
4
6
8
Out
p
ut
power
@
1%
THD
+
N
(
W
)
Power Supply (V)
3.0
3.5
4.0
4.5
5.0
0.0
0.4
0.8
1.2
1.6
2.0
2.8
Cb = 1
F
F = 1kHz
BW < 125kHz
Tamb = 25
°C
32
16
4
6
8
Out
put
power
@
10%
THD
+
N
(
W
)
Power Supply (V)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
RL=16
RL=8
Vcc=5V
F=1kHz
THD+N<1%
RL=4
Power
Di
ssi
pat
ion
(
W
)
Output Power (W)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.0
0.1
0.2
0.3
0.4
0.5
0.6
RL=4
RL=8
Vcc=3.3V
F=1kHz
THD+N<1%
RL=16
P
o
w
e
rD
is
s
ip
a
tio
n
(W)
Output Power (W)
0.0
0.1
0.2
0.3
0.4
0.5
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
RL=4
RL=8
Vcc=2.8V
F=1kHz
THD+N<1%
RL=16
Power
Di
ssi
pat
ion
(
W
)
Output Power (W)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TS4973IJT | 制造商:STMicroelectronics 功能描述: |
| TS4974 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:1W Differential Audio Power Amplifier with Up/Down Digital Volume Control Pins |
| TS4974_07 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:1W differential audio power amplifier with up/down digital volume control pins |
| TS4974IQT | 功能描述:音频放大器 Audio Up-Dwn Volume RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TS4975 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Stereo Headphone Drive Amplifier with Digital Volume Control via I2C Bus |
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