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参数资料
| 型号： | TS4962IJT |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 3 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9 |
| 封装： | FLIP CHIP, 9 PIN |
| 文件页数： | 17/22页 |
| 文件大小： | 1385K |
| 代理商： | TS4962IJT |
TS4962
Electrical Characteristics
4/22
3 Electrical Characteristics
Table 3.
VCC = +5V, GND = 0V, VICM =2.5V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
2.3
3.3
mA
ISTANDBY
Standby Current 1
No input signal, VSTBY = GND
1)
Standby mode is active when Vstdby is tied to GND.
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
325
mV
Po
Output Power, G=6dB
THD = 1% Max, f = 1kHz, RL = 4
THD = 10% Max, f = 1kHz, RL = 4
THD = 1% Max, f = 1kHz, RL = 8
THD = 10% Max, f = 1kHz, RL = 8
2.3
3
1.4
1.75
W
THD + N
Total Harmonic Distortion + Noise
Po = 900 mWRMS, G = 6dB, 20Hz < f < 20kHz,
RL = 8 + 15H, BW < 30kHz
Po = 1WRMS, G = 6dB, f = 1kHz,
RL = 8 + 15H, BW < 30kHz
1
0.4
%
Efficiency
Po = 2 WRMS, RL = 4 + ≥ 15H
Po =1.2 WRMS, RL = 8+ ≥ 15H
78
88
%
PSRR
Power Supply Rejection Ratio with inputs grounded 2
f = 217Hz, RL = 8, G=6dB, Vripple = 200mVpp
2)
Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz.
63
dB
CMRR
Common Mode Rejection Ratio,
f = 217Hz, RL = 8, G = 6dB, Vic = 200mVpp
57
dB
Gain
Gain value (Rin in k)
V/V
RSTDBY
Internal Resistance From Standby to GND
273
300
327
k
FPWM
Pulse Width Modulator Base Frequency
180
250
320
kHz
SNR
Signal to Noise ratio (A Weighting), Po = 1.2W, RL = 8
85
dB
TWU
Wake-up time
510ms
TSTB
Standby time
510ms
VN
Output Voltage Noise f = 20Hz to 20kHz, G = 6dB
Unweighted RL = 4
A weighted RL = 4
Unweighted RL = 8
A weighted RL = 8
Unweighted RL = 4 + 15H
A weighted RL = 4 + 15H
Unweighted RL = 4 + 30H
A weighted RL = 4 + 30H
Unweighted RL = 8 + 30H
A weighted RL = 8 + 30H
Unweighted RL = 4 + Filter
A weighted RL = 4 + Filter
Unweighted RL = 4 + Filter
A weighted RL = 4 + Filter
85
60
86
62
83
60
88
64
78
57
87
65
82
59
90
66
VRMS
273 k
R
in
------------------
300k
R
in
------------------
327k
R
in
------------------
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TS4962IQ | 制造商:STMicroelectronics 功能描述: |
| TS4962IQT | 功能描述:音频放大器 3W Class D w/standby 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 |
| TS4962M | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3W filter-free class D audio power amplifier |
| TS4962M_07 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3W filter-free class D audio power amplifier |
| TS4962MEIJT | 功能描述:音频放大器 3W Filter-Free Class D 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 |
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