TDA7495SA_07 Datasheet, PDF (3/15 Pages) STMicroelectronics – 11 W + 11 W amplifier with DC volume control

TDA7495SA
2
Electrical specifications
Electrical specifications
Table 3. Absolute maximum ratings
Symbol
Parameter
V_S
V_IN
P_tot
T_amb
T_stg,T_J
V₃
DC supply voltage
Maximum input voltage
Total power dissipation (T_amb = 70° C)
Ambient operating temperature
Storage and junction temperature
Volume control DC voltage
Value
35
8
15
0 to 70
-40 to 150
7
Unit
V
Vpp
W
°C
°C
V
Table 4.
Symbol
Thermal data
Parameter
Min Typ Max Unit
R_{th j-case} Thermal resistance junction-case
R_{th j-amb} Thermal resistance junction-ambient
4.5 5.0 °C/W
48
°C/W
Unless otherwise stated, the test conditions for the specifications given in Table 5 below are:
VS = 20 V, R_L = 8 Ω, generator resistance Rg = 50 Ω, T_amb = 25° C. Refer also to the
application circuit of Figure 2 on page 5.
Table 5. Electrical characteristics
Symbol
Parameter
Test condition
Min Typ Max Unit
V_s
I_q
DCV_os
V_O
P_O
THD
I_peak
Supply voltage range
11
Total quiescent current
70
Output DC offset referred
to SVR potential
No input signal
-650
Quiescent output voltage
10
THD = 10%, V_S = 28 V
THD = 1%, V_S = 28 V
9.5 11
7.5 8
Output power
THD = 10%, V_S = 20 V, R_L = 4 Ω 7
8
THD = 1%, V_S = 20 V, R_L = 4 Ω 5
6
THD = 10%, V_S = 18 V
THD = 1%, V_S = 18 V
3.5 3.8
2.2 2.9
Total harmonic distortion G_v = 30 dB, P_O = 1 W, f = 1 kHz
Peak output current
(internally limited)
1.7 2.4
V_IN
Input signal
Ri
R_VarOut
Input resistance
Output resistance at pins
VAROUT_L, VAROUT_R
22.5 30
30
35 V
100 mA
650 mV
V
W
W
W
0.4 %
A
2.8
V
RMS
kΩ
100 Ω
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