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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： | 19/19页 |
| 文件大小： | 721K |
| 代理商： | TS4973EIJT |
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Product(s)
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Product(s)
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Product(s)
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Product(s)
Electrical Characteristics
TS4973
9/19
Figure 20: Power derating curves
Figure 21: Clipping voltage vs power supply
voltage and load resistor
Figure 22: Clipping voltage vs power supply
voltage and load resistor
Figure 23: Current consumption vs power
supply voltage
Figure 24: Current consumption vs standby
voltage @ Vcc = 5V
Figure 25: THD + N vs output power
0
25
50
75
100
125
150
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
No Heat sink
Heat sink surface = 125mm
2
Fl
ip
-C
hi
p
Package
Power
Di
ssi
pat
ion
(
W
)
Ambiant Temperature ( C)
3.0
3.5
4.0
4.5
5.0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
2.8
Tamb = 25
°C
RL = 16
RL = 8
RL = 4
Vout
1
&
Vout
2
Cl
ippi
ng
Vol
tage
Hi
gh
si
de
(
V
)
Power supply Voltage (V)
3.0
3.5
4.0
4.5
5.0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
2.8
Tamb = 25
°C
RL = 16
RL = 8
RL = 4
Vout
1
&
Vout
2
Cl
ippi
ng
Vol
tage
Low
si
de
(
V
)
Power supply Voltage (V)
012
345
0
1
2
3
4
5
6
7
No load
Tamb=25
°C
Cur
re
nt
Consumpt
io
n
(
m
A)
Power Supply Voltage (V)
012
345
0
1
2
3
4
5
6
7
Vcc=2.8V
Vcc=3.3V
Vcc=5V
No load
Tamb=25
°C
Cur
re
nt
Consumpt
io
n
(
m
A)
Standby Voltage (V)
1E-3
0.01
0.1
1
0.01
0.1
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.8V
RL = 4
F = 20Hz
Av = 2
Cb = 1
F
BW < 22kHz
Tamb = 25
°C
THD
+
N
(
%
)
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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