TDA7376PD_09 Datasheet, PDF (8/14 Pages) STMicroelectronics – 2 x 35 W power amplifier for car radio

Electrical specifications
TDA7376PD
2.4
Electrical characteristics curves
Figure 3. Clip detector threshold vs. THD set. Figure 4. Quiescent current vs. supply volt-
voltage
age
V_S = 14.4V
R_L = 4 Ω
f = 1KHz
R_L = 4 Ω
Figure 5. Output power vs. supply voltage
(THD = 1 %)
Po (W)
45
40 _{f= 1 KHz}
35
THD= 1 %
30
RL= 2 Ω
25
20
RL= 4 Ω
15
10
5
8 9 10 11 12 13 14 15 16 17 18
Vs (V)
Figure 7. EIAJ power vs. supply voltage
Figure 6. Output power vs. supply voltage
(THD = 10 %)
Po (W)
55
50
45 ^{f= 1 KHz}
40 ^{THD= 10 %}
RL= 2 Ω
35
30
25
RL= 4 Ω
20
15
10
5
8 9 10 11 12 13 14 15 16 17 18
Vs (V)
Figure 8. THD vs. frequency
f = 1KHz
V_i = 2.5Vrms
R_L = 3.2 Ω
R_L = 4 Ω
VS = 14.4V
R_L = 4 Ω
P_O = 12W
8/14
Doc ID 10260 Rev 3
f (Hz)