TDA7494S Datasheet, PDF (2/12 Pages) STMicroelectronics – 10W AMPLIFIER

TDA7494S
ABSOLUTE MAXIMUM RATINGS
Symbol
V_S
V_IN
Ptot
T_amb
T_stg, T_j
Parameter
DC Supply Voltage
Maximum Input Voltage
Total Power Dissipation (Tamb = 70°C)
Ambient Operating Temperature Range (1)
Storage and Junction Temperature
(1) Operation between -20 to 85 °C guaranteed by correlation with 0 to 70°C.
(2) Pin 3 is ESD sensitive (max. voltage ±1.5KV)
Value
Unit
40
V
8
Vpp
16
W
-20 to +85
°C
-40 to 150
°C
PIN CONNECTION
15
PWR GND
14
OUT
13
+V_CC
12
N.C.
11
N.C.
10
MUTE
9
STAND-BY
8
SGN GND
7
SVR
6
N.C.
5
N.C.
4
N.C.
3
N.C.
2
N.C.
1
IN 1
D99AU1014
THERMAL DATA
Symbol
Rth j-case
R_{th j-amb}
Parameter
Thermal Resistance Junction-case
Thermal Resistance Junction-ambient
Value
Unit
Typ = 3.8 Max = 4.8 °C/W
max
35
°C/W
ELECTRICAL CHARACTERISTICS (Refer to the test circuit, V_S = 21V, R_L = 8Ω; R_g = 50Ω;
Tamb = 25°C; unless otherwise specified.)
Symbol
VS
Iq
DCVOS
VO
PO
Parameter
Supply Voltage Range
Total Quiescent Current
Output DC Offset Referred to
SVR Potential
Quiescent Output Voltage
Output Power
Test Condition
Min.
11
No Input Signal
-550
V_S = 18V
7.8
THD = 10%; V_CC = 28V, R_L = 8Ω 8
THD = 1%; VCC = 28V
6
THD = 10%; V_CC = 21V,
5
THD = 1%; V_CC = 21V,
3.5
THD = 10%; V_CC = 21V, R_L = 4Ω 5
THD = 1%; VCC = 21V,
3.9
THD = 10%; V_CC = 18V,
4.5
THD = 1%; V_CC = 18V
3.5
THD = 10%; V_CC = 18V, R_L = 8Ω 3.5
THD = 1%; VCC = 18V
2.2
Typ.
22
9
10
8
5.5
4
6.6
5.5
6
4.5
3.75
2.85
Max.
35
50
550
10.2
Unit
V
mA
mV
V
W
W
W
W
W
W
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