参数资料
型号: TS4890IDT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封装: SO-8
文件页数: 23/32页
文件大小: 848K
代理商: TS4890IDT
TS4890
3/32
ELECTRICAL CHARACTERISTICS
VCC = +5V, GND = 0V, Tamb = 25°C (unless otherwise specified)
V
CC = +3.3V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
68
mA
ISTANDBY
Standby Current 1)
No input signal, Vstdby = GND, RL = 8
1. Standby mode is actived when Vstdby is tied to GND
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
520
mV
Po
Output Power
THD = 1% Max, f = 1kHz, RL = 8
1W
THD + N
Total Harmonic Distortion + Noise
Po = 250mW rms, Gv = 2, 20Hz < f < 20kHz, RL = 8
0.15
%
PSRR
Power Supply Rejection Ratio2)
f = 217Hz, RL = 8
, RFeed = 22K, Vripple = 200mV rms
2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz
77
dB
Φ
M
Phase Margin at Unity Gain
RL = 8, CL = 500pF
70
Degrees
GM
Gain Margin
RL = 8, CL = 500pF
20
dB
GBP
Gain Bandwidth Product
RL = 8
2MHz
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
5.5
8
mA
ISTANDBY
Standby Current 1)
No input signal, Vstdby = GND, RL = 8
1. Standby mode is actived when Vstdby is tied to GND
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
520
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 Ratio2)
f = 217Hz, RL = 8
, RFeed = 22K, Vripple = 200mV rms
2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz
77
dB
Φ
M
Phase Margin at Unity Gain
RL = 8, CL = 500pF
70
Degrees
GM
Gain Margin
RL = 8, CL = 500pF
20
dB
GBP
Gain Bandwidth Product
RL = 8
2MHz
相关PDF资料
PDF描述
TS4890ID 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS4890IST 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS4890IQT 1 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8
TS4890IS 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS4900IST 0.7 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
相关代理商/技术参数
参数描述
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
TS489IQT 功能描述:音频放大器 100mW Stereo 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
TS489IST 功能描述:音频放大器 Popfree 100mW stereo headphone 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