TDA7575B Datasheet, PDF (8/32 Pages) STMicroelectronics – 2 x 75W multifunction dual-bridge power amplifier with integrated digital diagnostics

Electrical specifications
TDA7575B
Table 4.
Symbol
Electrical characteristics (continued)
(V_S = 14.4V; f=1KHz; R_L=4Ω; T_amb= 25°C unless otherwise specified)
Parameter
Test condition
Min. Typ. Max. Unit
T_ON
T_OFF
V_OFF
V_SB
V_HE
I_O
V_m
V_m
I_m
I_m
V_I2C
V_I2C
I²C
I²C
V_1Ω
V_1Ω
I_1Ω
I_1Ω
La
Ha
Turn on delay
D2 (IB1) 0 to 1
Turn off delay
D2 (IB1) 1 to 0
St-by pin for st-by
St-by pin for standard bridge
St-by pin for Hi-eff
St-by pin current
1.5 < V_stby/HE < 18V
St-by pin current
V_stby < 1.5V
Mute pin voltage for mute mode
Mute pin voltage for play mode
Mute pin current (st_by)
V_mute = 0V, V_stby < 1.5V
Mute pin current (operative) 0V < V_mute < 18V, V_stby > 3.5V
I²C pin voltage for I²C disabled
I²C pin voltage for I²C enabled
I²C pin current (st-by)
I²C pin current (operative)
0V < I²C EN < 18V, V_stby < 1.5V
I²C EN <18V, V_stby>3.5V
1Ω pin voltage for 2ch mode
1Ω pin voltage for 1Ω mode
1Ω pin current (st-by)
1Ω pin current (operative)
A pin voltage
0V < 1Ω <18V, V_stby < 1.5V
1Ω <18V, V_stby > 3.5V
Low logic level
High logic level
15
40
ms
15
40
ms
0
1.5
V
3.5
5
V
7
18
V
7
160 200 μA
-10
0
10
μA
0
1.5
V
3.5
18
V
-5
0
5
μA
65 100 μA
0
1.5
V
2.5
18
V
-5
0
5
μA
7
11
15
μA
0
1.5
V
2.5
18
V
-5
0
5
μA
7
11
15
μA
0
1.5
V
2.5
18
V
Ia A pin current (st-by)
Ia A pin current (operative)
Lb
B pin voltage
Hb
0V < A < 18V, V_stby < 1.5V
A<18V, V_stby > 3.5V
Low logic level
High logic level
-5
0
5
μA
7
11
15
μA
0
1.5
V
2.5
18
V
Ib B pin current (st-by)
0V < B < 18V, V_stby < 1.5V
-5
0
5
μA
Ib B pin current (operative)
B < 18V, V_stby > 3.5V
7
11
15
μA
T_W Thermal warning
150
°C
T_PI Thermal protection intervention
170
°C
I_CDH Clip pin high leakage current CD off, 0V < V_CD < 5.5V
-15
0
15
μA
I_CDL Clip pin low sink current
CD on; V_CD < 300mV
1
mA
CD Clip detect THD level
D0 (IB1) = 0
D0 (IB1) = 1
0.8 1.3 2.5
%
5
10
15
%
(*) ST-BY Pin high enables I²C bus; ST-BY Pin low puts the device in ST-BY condition.(see “prog” for more details)
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