TDA7496L 查看數據表（PDF） - STMicroelectronics
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TDA7496L Datasheet PDF : 10 Pages
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TDA7496L
ABSOLUTE MAXIMUM RATINGS
Symbol
VS
VIN
Ptot
Tamb
Tstg, Tj
V6
Parameter
DC Supply Voltage
Maximum Input Voltage
Total Power Dissipation (Tcase = 60°C)
Ambient Operating Temperature
Storage and Junction Temperature
Volume CTRL DC voltage
Value
Unit
26
V
8
Vpp
6
W
0 to 70
°C
-40 to 150
°C
7
V
PIN CONNECTION
t(s) GND
c GND
du GND
ro INL
P VAROUT_L
te VOLUME
le VAROUT_R
o N.C.
bs INR
- O SVR
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
D97AU597A
GND
GND
GND
OUTL
VS
VS
OUTR
GND
MUTE
STBY
t(s) THERMAL DATA
uc Symbol
rod Rth j-pins
Rth j-amb (*)
Parameter
Thermal Resistance Junction-pins
Thermal Resistance Junction-ambient
te P (*) Mounted on PCB with no heatsink
Rth with "on board" Square Heatsink vs. copper
area.
Rthj-a
(˚C/W)
D97AU675
COPPER AREA 35µ
THICKNESS
60
50
PC BOARD
40
30
0
4
8
12 Area(cm2)
max.
max.
Value
15
50
Unit
°C/W
°C/W
le ELECTRICAL CHARACTERISTICS (Refer to the test circuit VS = 14V; RL = 8Ω, Rg = 50Ω, Tamb = 25°C).
so Symbol
Ob VS
Parameter
Supply Voltage Range
Test Condition
Min. Typ. Max. Unit
10
18
V
Iq
Total Quiescent Current
25
50
mA
DCVOS
Output DC Offset Referred to
SVR Potenial
No Input Signal
200
mV
VO
Quiescent Output Voltage
7
V
PO
Output Power
THD = 10%; RL = 8Ω;
1.6
2
W
THD = 1%; RL = 8Ω;
1.3
W
THD
Total Harmonic Distortion
GV = 30dB; PO = 1W; f = 1KHz;
0.4
%
Ipeak
Output Peak Current
(internally limited)
0.7
0.9
A
Vin
Input Signal
2.8 Vrms
GV
Closed Loop Gain
Vol Ctrl > 4.5V
28.5 30 31.5 dB
GvLine
Monitor Out Gain
Vol Ctrl > 4.5V; Zload > 30KΩ
-1.5
0
1.5
dB
AMin VOL Attenuation at Minimum Volume Vol Ctrl < 0.5V
80
dB
BW
0.6
MHz
2/10
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