TDA7386_07 Datasheet, PDF (6/14 Pages) STMicroelectronics – 4 x 45W quad bridge car radio amplifier

Electrical specifications
2
Electrical specifications
TDA7386
2.1
Absolute maximum ratings
Table 2. Absolute maximum ratings
Symbol
Parameter
Value
Unit
V_CC
Operating supply voltage
18
V
V_{CC (DC)} DC supply voltage
28
V
V_{CC (pk)} Peak supply voltage (t = 50ms)
50
V
Output peak current:
I_O
Repetitive (Duty Cycle 10% at f = 10Hz)
4.5
A
Non Repetitive (t = 100μs)
5.5
A
P_tot
Power dissipation, (T_case = 70°C)
T_j
Junction temperature
T_stg
Storage temperature
80
W
150
°C
– 55 to 150
°C
2.2
Thermal data
Table 3. Thermal data
Symbol
Parameter
R_{th j-amb} Thermal resistance junction to case
Value
max.
1
Unit
°C/W
2.3
Electrical characteristics
Table 4.
Symbol
I_q1
V_OS
ΔV_OS
G_v
ΔG_v
P_o
P_{o max}
THD
Electrical characteristics
V_S = 14.4V; f = 1KHz; R_g = 600Ω; R_L = 4Ω;T_amb = 25°C; Refer to the Test and application
diagram, unless otherwise specified.
Parameter
Test condition
Min. Typ. Max. Unit
Quiescent current
Output offset voltage
R_L = ∞
Play Mode
190 350 mA
±80 mV
During mute on/off output
offset voltage
±80 mV
Voltage gain
25
26
27
dB
Channel gain unbalance
Output power
Max.output power ⁽¹⁾
Distortion
THD = 10%; V_S = 13.2V
THD = 0.8%; V_S = 13.2V
THD = 10%; V_S = 14.4V
V_S = 14.4V
P_o = 4W
±1
dB
22
24
W
16.5 18
W
26
28
W
43
45
W
0.04 0.15 %
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