TDA7294S_05 Datasheet, PDF (3/16 Pages) STMicroelectronics – 100V - 100W DMOS AUDIO AMPLIFIER WITH MUTE/ST-BY

TDA7294S
Table 4. Absolute Maximum Ratings
Symbol
V_S
V₁
V₂
V₂ - V₃
V₃
V₄
V₅
V₆
V₉
V₁₀
V₁₁
V₁₂
I_O
P_tot
T_op
T_stg, T_j
Parameter
Supply Voltage (No Signal)
V_STAND-BY GND Voltage Referred to -V_S (pin 8)
Input Voltage (inverting) Referred to -V_S
Maximum Differential Inputs
Input Voltage (non inverting) Referred to -V_S
Signal GND Voltage Referred to -V_S
Clip Detector Voltage Referred to -V_S
Bootstrap Voltage Referred to -V_S
Stand-by Voltage Referred to -V_S
Mute Voltage Referred to -V_S
Buffer Voltage Referred to -V_S
Bootstrap Loader Voltage Referred to -V_S
Output Peak Current
Power Dissipation T_case = 70°C
Operating Ambient Temperature Range
Storage and Junction Temperature
Value
Unit
±50
V
90
V
90
V
±30
V
90
V
90
V
100
V
100
V
100
V
100
V
100
V
90
V
10
A
50
W
0 to 70
°C
150
°C
Table 5. Electrical Characteristcs
(Refer to the Test Circuit V_S = ±35V, R_L = 8Ω, G_V = 30dB; R_g = 50Ω; T_amb = 25°C, f = 1kHz; unless
otherwise specified).
Symbol
V_S
I_q
I_b
V_OS
I_OS
P_O
d
I_MAX
SR
G_V
G_V
Parameter
Operating Supply Range
Quiescent Current
Input Bias Current
Input Offset Voltage
Input Offset Current
RMS Continuous Output Power
Music Power (RMS) (*)
∆t = 1s
Total Harmonic Distortion (**)
Overcurrent Protection Threshold
Slew Rate
Open Loop Voltage Gain
Closed Loop Voltage Gain
Test Condition
d = 0.5%:
V_S = ± 35V, R_L = 8Ω
V_S = ± 32V, R_L = 6Ω
V_S = ± 28V, R_L = 4Ω
d = 0.5%:
V_S = ± 40V, R_L = 8Ω
V_S = ± 35V, R_L = 6Ω
V_S = ± 30V, R_L = 4Ω (***)
P_O = 5W; f = 1kHz
P_O = 0.1 to 20W; f = 20Hz to 20kHz
V_S = ± 28V, R_L = 4Ω:
P_O = 5W; f = 1kHz
P_O = 0.1 to 20W; f = 20Hz to 20kHz
V_S ≤ ± 40V
Min.
±12
20
60
60
60
6.5
7
26
Typ.
30
Max.
±45
65
500
±10
±100
70
70
70
100
100
100
0.005
0.1
0.01
0.1
10
80
30
45
Unit
V
mA
nA
mV
nA
W
W
W
W
W
W
%
%
%
%
A
V/µs
dB
dB
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