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参数资料
| 型号： | TS2007IQT |
| 厂商： | 意法半导体 |
| 英文描述： | 3W filter-free Class D audio power amplifer with 6-12dB fixed gain select |
| 中文描述： | 3W无滤波器D类音频放大器6 - 12dB的固定增益选择 |
| 文件页数： | 6/29页 |
| 文件大小： | 407K |
| 代理商： | TS2007IQT |
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Electrical characteristics
TS2007
6/29
3
Electrical characteristics
3.1
Electrical characteristic tables
V
CC
= +5V, GND = 0V, V
ic
=2.5V, T
amb
= 25°C (unless otherwise specified)
Parameter
Table 5.
Symbol
Min.
Typ.
Max.
Unit
I
CC
Supply current
No input signal, no load
2.3
3.3
mA
I
CC-STBY
Standby current
(1)
No input signal, V
STBY
= GND
10
1000
nA
V
oo
Output offset voltage
Floating inputs, R
L
= 8
Ω
25
mV
P
o
Output power
THD = 1% max, f = 1kHz, R
L
= 4
Ω
THD = 1% max, f = 1kHz, R
L
= 8
Ω
THD = 10% max, f = 1kHz, R
L
= 4
Ω
THD = 10% max, f = 1kHz, R
L
= 8
Ω
2.3
1.4
2.8
1.7
W
THD + N
Total harmonic distortion + noise
P
o
= 1W
RMS
, G = 6dB, f =1kHz, R
L
= 8
Ω
0.4
%
Efficiency
Efficiency
P
o
= 2.1 W
RMS
, R
L
= 4
Ω
(with LC output filter)
P
o
= 1.3 W
RMS
, R
L
= 8
Ω
(with LC output filter)
Power supply rejection ratio with inputs grounded, C
in
=1μF
(2)
f = 217Hz, R
L
= 8
Ω,
Gain=6dB
,
V
ripple
= 200mV
pp
f = 217Hz, R
L
= 8
Ω,
Gain=12dB
,
V
ripple
= 200mV
pp
84
90
%
PSRR
63
60
dB
CMRR
Common mode rejection ratio 20Hz < f < 20kHz
60
dB
Gain
Gain value
G
S
=0V
G
S
= V
CC
Single input impedance
(3)
11.5
5.5
12
6
12.5
6.5
dB
Z
in
68
75
82
k
Ω
F
PWM
Pulse width modulator base frequency
190
280
370
kHz
SNR
Signal to noise ratio (A-weighting)
Po=1.5W, R
L
=4
Ω
(with LC output filter)
94
dB
t
WU
Wake-up time
5
10
ms
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