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參數(shù)資料
| 型號： | TS2007 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 3W filter-free Class D audio power amplifer with 6-12dB fixed gain select |
| 中文描述： | 3W無濾波器D類音頻放大器6 - 12dB的固定增益選擇 |
| 文件頁數(shù)： | 8/29頁 |
| 文件大?。?/td> | 407K |
| 代理商： | TS2007 |
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Electrical characteristics
TS2007
8/29
V
CC
= +4.2V, GND = 0V, V
ic
=2.1V, T
amb
= 25°C (unless otherwise specified)
(1)
Parameter
Table 6.
Symbol
Min.
Typ.
Max.
Unit
I
CC
Supply current
No input signal, no load
2.1
3
mA
I
CC-STBY
Standby current
(2)
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
1.6
0.95
1.95
1.1
W
THD + N
Total harmonic distortion + noise
P
o
= 800mW
RMS
, G = 6dB, f =1kHz, R
L
= 8
Ω
0.45
%
Efficiency
Efficiency
P
o
= 1.5 W
RMS
, R
L
= 4
Ω
(with LC output filter)
P
o
= 0.95 W
RMS
, R
L
= 8
Ω
(with LC output filter)
Power supply rejection ratio with inputs grounded, C
in
=1μF
(3)
f = 217Hz, R
L
= 8
Ω,
Gain=6dB
,
V
ripple
= 200mV
pp
f = 217Hz, R
L
= 8
Ω,
Gain=12dB
,
V
ripple
= 200mV
pp
85
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
(4)
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=1.2W, R
L
=4
Ω
(with LC output filter)
93
dB
t
WU
Wake-up time
5
10
ms
t
STBY
Standby time
5
ms
V
N
Output voltage noise f = 20Hz to 20kHz, R
L
=4
Ω
Unweighted (Filterless, G=6dB)
A-weighted (Filterless, G=6dB)
Unweighted (with LC output filter, G=6dB)
A-weighted (with LC output filter, G=6dB)
Unweighted (Filterless, G=12dB)
A-weighted (Filterless, G=12dB)
Unweighted (with LC output filter, G=12dB)
A-weighted (with LC output filter, G=12dB)
72
50
68
49
93
65
85
64
μ
V
RMS
1.
All electrical values are guaranteed with correlation measurements at 2.4V and 5V.
2.
Standby mode is active when V
STBY
is tied to GND.
Dynamic measurements - 20*log(rms(V
out
)/rms(V
ripple
)). V
ripple
is the superimposed sinus signal to V
CC
@ f = 217Hz.
Independent of Gain configuration (6 or 12dB) and between IN+ or IN- and GND.
3.
4.
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|---|---|
| TS2007_11 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3 W filter-free Class D audio power amplifer with 6-12 dB fixed gain select |
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| TS2007FC | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3 W filter-free class D audio power amplifier with 6 or 12 dB fixed gain select |
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