參數(shù)資料
型號: TDA7496L
廠商: 意法半導(dǎo)體
元件分類: 音頻放大器
英文描述: 2W+2W AMPLIFIER WITH DC VOLUME CONTROL
中文描述: 2W的2W的放大器直流音量控制
文件頁數(shù): 2/10頁
文件大?。?/td> 162K
代理商: TDA7496L
GND
GND
GND
INL
VAROUT_L
VAROUT_R
VOLUME
N.C.
INR
1
3
2
4
5
6
7
8
9
MUTE
GND
OUTR
V
S
V
S
OUTL
GND
GND
GND
20
19
18
17
16
14
15
13
12
D97AU597A
SVR
10
STBY
11
PIN CONNECTION
THERMAL DATA
Symbol
R
th j-pins
R
th j-amb
(*)
Parameter
Value
15
50
Unit
°C/W
°C/W
Thermal Resistance Junction-pins max.
Thermal Resistance Junction-ambient max.
(*) Mounted on PCB with no heatsink
ELECTRICAL CHARACTERISTICS
(Refer to the test circuit V
S
= 14V; R
L
= 8
, R
g
= 50
, T
amb
= 25°C).
Symbol
V
S
I
q
DCV
OS
Parameter
Test Condition
Min.
10
Typ.
Max.
18
50
Unit
V
mA
mV
Supply Voltage Range
Total Quiescent Current
Output DC Offset Referred to
SVR Potenial
Quiescent Output Voltage
Output Power
25
200
No Input Signal
V
O
P
O
7
2
V
W
W
%
A
THD = 10%; R
L
= 8
;
THD = 1%; R
L
= 8
;
G
V
= 30dB; P
O
= 1W; f = 1KHz;
(internally limited)
1.6
1.3
THD
I
peak
V
in
G
V
G
vLine
A
Min
V
OL
BW
Total Harmonic Distortion
Output Peak Current
Input Signal
Closed Loop Gain
Monitor Out Gain
Attenuation at Minimum Volume
0.4
0.7
0.9
2.8
31.5
1.5
Vrms
dB
dB
dB
MHz
Vol Ctrl > 4.5V
Vol Ctrl > 4.5V; Zload > 30K
Vol Ctrl < 0.5V
28.5
-1.5
80
30
0
0.6
ABSOLUTE MAXIMUM RATINGS
Symbol
V
S
V
IN
P
tot
T
amb
T
stg
, T
j
V
6
Parameter
Value
26
8
6
0 to 70
-40 to 150
7
Unit
V
Vpp
W
°C
°C
V
DC Supply Voltage
Maximum Input Voltage
Total Power Dissipation (T
case
= 60°C)
Ambient Operating Temperature
Storage and Junction Temperature
Volume CTRL DC voltage
0
4
8
12
Area(cm
2
)
30
40
50
60
R
thj-a
(C/W)
D97AU675
COPPER AREA 35
μ
THICKNESS
PC BOARD
Rth with "on board" Square Heatsink vs. cop-
per area.
TDA7496L
2/10
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