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参数资料
| 型号： | TS4890 |
| 厂商： | 意法半导体 |
| 英文描述： | RAIL TO RAIL OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE LOW |
| 中文描述： | 轨至轨输出1W的音频功率放大器，具有备用模式有源低 |
| 文件页数： | 3/32页 |
| 文件大小： | 833K |
| 代理商： | TS4890 |
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TS4890
3/32
ELECTRICAL CHARACTERISTICS
V
CC
=
+5V
, GND =
0V
, T
amb
= 25°C (unless otherwise specified)
V
CC
=
+3.3V
, GND =
0V
, T
amb
= 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
I
CC
Supply Current
No input signal, no load
6
8
mA
I
STANDBY
Standby Current
1)
No input signal, Vstdby = G
ND
, RL = 8
1. Standby mode is actived when Vstdby is tied to GND
2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
5
20
mV
Po
Output Power
THD = 1% Max, f = 1kHz, RL = 8
1
W
THD + N
Total Harmonic Distortion + Noise
Po = 250mW rms, Gv = 2, 20Hz < f < 20kHz, RL = 8
0.15
%
PSRR
Power Supply Rejection Ratio
2)
f = 217Hz, RL = 8
,
RFeed = 22K
,
Vripple = 200mV rms
77
dB
Φ
M
Phase Margin at Unity Gain
R
L
= 8
, C
L
= 500pF
70
Degrees
GM
Gain Margin
R
L
= 8
, C
L
= 500pF
20
dB
GBP
Gain Bandwidth Product
R
L
= 8
2
MHz
Symbol
Parameter
Min.
Typ.
Max.
Unit
I
CC
Supply Current
No input signal, no load
5.5
8
mA
I
STANDBY
Standby Current
1)
No input signal, Vstdby = G
ND
, RL = 8
1. Standby mode is actived when Vstdby is tied to GND
2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
5
20
mV
Po
Output Power
THD = 1% Max, f = 1kHz, RL = 8
450
mW
THD + N
Total Harmonic Distortion + Noise
Po = 250mW rms, Gv = 2, 20Hz < f < 20kHz, RL = 8
0.15
%
PSRR
Power Supply Rejection Ratio
2)
f = 217Hz, RL = 8
,
RFeed = 22K
,
Vripple = 200mV rms
77
dB
Φ
M
Phase Margin at Unity Gain
R
L
= 8
, C
L
= 500pF
70
Degrees
GM
Gain Margin
R
L
= 8
, C
L
= 500pF
20
dB
GBP
Gain Bandwidth Product
R
L
= 8
2
MHz
相关PDF资料 |
PDF描述 |
|---|---|
| TS4890IQT | RAIL TO RAIL OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE LOW |
| TS4890ID | RAIL TO RAIL OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE LOW |
| TS4890IDT | RAIL TO RAIL OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE LOW |
| TS4900 | 300mW at 3.3V SUPPLY AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE HIGH |
| TS4900ID | 300mW at 3.3V SUPPLY AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE HIGH |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TS4890ID | 功能描述:音频放大器 1W Audio Power 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 |
| TS4890IDT | 功能描述:音频放大器 1W Audio Power 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 |
| TS4890IQT | 功能描述:音频放大器 1W Mono Audio Power Amplifier 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 |
| TS4890IS | 制造商:未知厂家 制造商全称:未知厂家 功能描述:AUDIO AMPLIFIER|SINGLE|BIPOLAR|TSSOP|8PIN|PLASTIC |
| TS4890IST | 功能描述:音频放大器 1W Audio Power 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 |
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