TDA7563B Datasheet, PDF (8/33 Pages) STMicroelectronics – 4 x 50W multifunction quad power amplifier with built-in diagnostics feature

Electrical specifications
3
Electrical specifications
TDA7563B
3.1
Absolute maximum ratings
Table 2. Absolute maximum ratings
Symbol
Parameter
V_op
V_S
V_peak
V_CK
V_DATA
I_O
I_O
P_tot
T_stg, T_j
Operating supply voltage
DC supply voltage
Peak supply voltage (for t = 50ms)
CK pin voltage
Data pin voltage
Output peak current (not repetitive t = 100ms)
Output peak current (repetitive f > 10Hz)
Power dissipation T_case = 70°C
Storage and junction temperature
Value
Unit
18
V
28
V
50
V
6
V
6
V
8
A
6
A
85
W
-55 to 150
°C
3.2
Thermal data
Table 3. Thermal data
Symbol
Parameter
R_{th j-case} Thermal resistance junction to case
PowerSO Flexiwatt Unit
Max.
1
1
°C/W
3.3
Electrical characteristics
Refer to the test circuit, V_S = 14.4V; R_L = 4Ω; f = 1KHz; G_V = 30dB; T_amb = 25°C; unless
otherwise specified.
Table 4.
Symbol
Electrical characteristics
Parameter
Test condition
Min. Typ. Max. Unit
Power amplifier
V_S Supply voltage range
I_d Total quiescent drain current
P_O Output power
8
Max. power (V_S = 15.2V, square
wave input (2Vrms))
THD = 10%
25
THD = 1%
20
18
V
170 300 mA
50
W
28
W
22
W
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