參數資料
型號： TS4962IJT
廠商： 意法半導體
英文描述： 3W Filter-free Class D Audio Power Amplifier
中文描述： 3W無濾波器D類音頻功率放大器
文件頁數： 9/22頁
文件大?。?/td> 1275K
代理商： TS4962IJT
Electrical Characteristics
TS4962
9/22
Table 8.
V
CC
= +2.4V
1
, GND = 0V, V
ICM
= 1.2V, T
amb
= 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
I
CC
Supply Current
No input signal, no load
Standby Current
2
No input signal, V
STBY
= GND
Output Offset Voltage
No input signal, R
L
= 8
Output Power, G=6dB
THD = 1% Max, f = 1kHz, R
L
= 4
THD = 10% Max, f = 1kHz, R
L
= 4
THD = 1% Max, f = 1kHz, R
L
= 8
THD = 10% Max, f = 1kHz, R
L
= 8
Total Harmonic Distortion + Noise
Po = 200 mW
RMS
, G = 6dB, 20Hz < f < 20kHz,
R
L
= 8
+ 15μH, BW < 30kHz
Efficiency
Po = 0.38 W
RMS
, R
L
= 4
+ ≥
15μH
Po = 0.25 W
RMS
, R
L
= 8
+ ≥
15μH
Common Mode Rejection Ratio
f = 217Hz, R
L
= 8
,
G = 6dB,
Vic = 200mV
pp
1.7
mA
I
STANDBY
10
nA
Voo
3
mV
Po
0.48
0.65
0.3
0.38
W
THD + N
1
%
Efficiency
77
86
%
CMRR
54
dB
Gain
Gain value (R
in
in k
)
V/V
R
STDBY
F
PWM
SNR
Internal Resistance From Standby to GND
273
300
327
k
Pulse Width Modulator Base Frequency
250
kHz
Signal to Noise ratio (A Weighting), Po = 0.25W, R
L
= 8
Wake-up time
80
dB
T
WU
T
STB
5
ms
Standby time
5
ms
V
N
Output Voltage Noise f = 20Hz to 20kHz, G = 6dB
Unweighted R
L
= 4
A weighted R
L
= 4
Unweighted R
L
= 8
A weighted R
L
= 8
Unweighted R
L
= 4
+ 15μH
A weighted R
L
= 4
+ 15μH
Unweighted R
L
= 4
+ 30μH
A weighted R
L
= 4
+ 30μH
Unweighted R
L
= 8
+ 30μH
A weighted R
L
= 8
+ 30μH
Unweighted R
L
= 4
+ Filter
A weighted R
L
= 4
+ Filter
Unweighted R
L
= 4
+ Filter
A weighted R
L
= 4
+ Filter
85
60
86
62
76
56
82
60
67
53
78
57
74
54
78
59
μ
V
RMS
1)
Parameters guaranteed by evaluation and design, not by test.
2)
Standby mode is actived when Vstdby is tied to GND.
2Rin
Rin
300k
Rin
327k
相關PDF資料
PDF描述
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相關代理商/技術參數
參數描述
TS4962IQ 制造商:STMicroelectronics 功能描述:
TS4962IQT 功能描述:音頻放大器 3W Class D w/standby RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TS4962M 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3W filter-free class D audio power amplifier
TS4962M_07 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3W filter-free class D audio power amplifier
TS4962MEIJT 功能描述:音頻放大器 3W Filter-Free Class D Power Amplifier RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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