參數(shù)資料
型號: TDA7497SA
廠商: 意法半導體
英文描述: 8W+8W+15W TRIPLE AMPLIFIER
中文描述: 8瓦特8瓦特安永三重放大器
文件頁數(shù): 3/10頁
文件大?。?/td> 640K
代理商: TDA7497SA
3/10
TDA7497SA
Table 4. Electrical Characteristcs
(Refer to the test circuit V
S
= 25V; R
g
= 50
; f = 1KHz; T
amb
= 25°C)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
V
S
Supply Voltage Range
11
30
V
I
q
Total Quiescent Current
60
100
mA
V
O
Quiescent Output Voltage
11.5
12.5
13.5
V
P
O_L/R
Output Power Left /
RightChannels
THD = 10%; RL = 8
;
THD = 1%; RL = 8
;
6
5
8
6
W
W
P
O_C
Output Power Center Channel
THD = 10%; RL = 4
THD = 1%; RL = 4
12
10
15
12
W
W
THD
Total Harmonic Distortion
P
O
= 1W; f = 1KHz;
0.4
%
I
peak L/R
Output Peak Current
(internally limited)
2.0
A
I
peak C
Output Peak Current Central
Channel
(internally limited)
2.5
A
GV
Closed Loop Gain
28.5
29.5
30.5
dB
GV
L/R Voltage GainMatching
-1
1
dB
BW
0.6
MHz
e
N
Total Output Noise
f = 20Hz to 22KHz
60
150
μ
V
SR
Slew Rate
5
8
V/
μ
s
R
i
Input Resistance
22.5
30
K
SVR
Supply Voltage Rejection
f = 1kHzCSVR = 470mF; VRIP =
1Vrms
50
60
dB
T
M
Thermal Muting
150
°C
T
s
Thermal Shut-down
160
°C
MUTE & INPUT SELECTION FUNCTIONS
V
MUTE1
Mute 1 ON threshold (L/R)
3.5
V
Mute 1 OFF threshold (L/R)
1.5
V
V
MUTE2
Mute 2 ON threshold (center)
3.5
V
Mute 2 OFF threshold (center)
1.5
V
A
MUTE
Mute Attenuation
50
65
dB
I
muteBIAS
Mute bias currentMute1/Mute2
Mute
1
5
μ
A
St-By
0.2
2
μ
A
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