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參數(shù)資料
| 型號： | TS2007IQT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2.3 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8 |
| 封裝： | 3 X 3 MM, DFN-8 |
| 文件頁數(shù)： | 26/29頁 |
| 文件大小： | 464K |
| 代理商： | TS2007IQT |
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Electrical characteristics
TS2007
6/29
3
Electrical characteristics
3.1
Electrical characteristic tables
Table 5.
VCC = +5V, GND = 0V, Vic=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
ICC-STBY
Standby current (1)
No input signal, VSTBY = GND
10
1000
nA
Voo
Output offset voltage
Floating inputs, RL = 8Ω
25
mV
Po
Output power
THD = 1% max, f = 1kHz, RL = 4Ω
THD = 1% max, f = 1kHz, RL = 8Ω
THD = 10% max, f = 1kHz, RL = 4Ω
THD = 10% max, f = 1kHz, RL = 8Ω
2.3
1.4
2.8
1.7
W
THD + N
Total harmonic distortion + noise
Po = 1WRMS, G = 6dB, f =1kHz, RL = 8Ω
0.4
%
Efficiency
Po = 2.1 WRMS, RL = 4Ω (with LC output filter)
Po = 1.3 WRMS, RL = 8Ω (with LC output filter)
84
90
%
PSRR
Power supply rejection ratio with inputs grounded, Cin=1F
(2)
f = 217Hz, RL = 8Ω, Gain=6dB, Vripple = 200mVpp
f = 217Hz, RL = 8Ω, Gain=12dB, Vripple = 200mVpp
63
60
dB
CMRR
Common mode rejection ratio 20Hz < f < 20kHz
60
dB
Gain
Gain value
GS =0V
GS = VCC
11.5
5.5
12
6
12.5
6.5
dB
Zin
Single input impedance (3)
68
75
82
k
Ω
FPWM
Pulse width modulator base frequency
190
280
370
kHz
SNR
Signal to noise ratio (A-weighting)
Po=1.5W, RL=4Ω (with LC output filter)
94
dB
tWU
Wake-up time
5
10
ms
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