参数资料
型号: TS4990EIJT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
封装: LEAD FREE, FCP-9
文件页数: 5/32页
文件大小: 714K
代理商: TS4990EIJT
TS4990
Electrical characteristics
13/32
Figure 32.
Power dissipation vs. Pout
Figure 33.
Power derating curves
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
Ω
RL=8
Ω
Vcc=3.3V
F=1kHz
THD+N<1%
RL=16
Ω
Power
Di
ssi
pat
ion
(
W
)
Output Power (W)
0
25
50
75
100
125
150
0.0
0.2
0.4
0.6
0.8
1.0
1.2
No Heat sink
Heat sink surface
100mm
2
(See demoboard)
Fl
ip
-C
hi
p
Package
Power
Di
ssi
pat
ion
(
W
)
Ambiant Temperature ( C)
Figure 34.
Clipping voltage vs. power supply
voltage and load resistor
Figure 35.
Power dissipation vs. Pout
2.5
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
Tamb = 25
°C
RL = 16
Ω
RL = 8
Ω
RL = 4
Ω
Vout
1
&
Vout
2
Cl
ippi
ng
Vol
tage
Low
si
de
(
V
)
Power supply Voltage (V)
0.0
0.1
0.2
0.3
0.4
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
RL=4
Ω
RL=8
Ω
Vcc=2.6V
F=1kHz
THD+N<1%
RL=16
Ω
Power
Di
ssi
pat
ion
(
W
)
Output Power (W)
Figure 36.
Clipping voltage vs. power supply
voltage and load resistor
Figure 37.
Current consumption vs. power
supply voltage
2.5
3.0
3.5
4.0
4.5
5.0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Tamb = 25
°C
RL = 16
Ω
RL = 8
Ω
RL = 4
Ω
Vout
1
&
Vout
2
Cl
ippi
ng
Vol
tage
Hi
gh
si
de
(
V
)
Power supply Voltage (V)
012
345
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
No load
Tamb=25
°C
Cur
re
nt
Consumpt
ion
(
m
A)
Power Supply Voltage (V)
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参数描述
TS4990EIKJT 功能描述:音频放大器 1.2W audio Pwr amp 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
TS4990EKIJT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:1.2 W audio power amplifier with active low standby mode
TS4990ID 功能描述:音频放大器 1.2W audio Pwr amp 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
TS4990IDT 功能描述:音频放大器 1.2W audio Pwr amp 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
TS4990IJT 制造商:ST 功能描述:1W AUDIO POWER AMPLIFIER WITH ACTIVE LOW STANDBY MODE