TDA7296_05 Datasheet, PDF (3/15 Pages) STMicroelectronics – 70V - 60W DMOS AUDIO AMPLIFIER WITH MUTE/ST-BY

TDA7296
Table 4. Electrical Characteristcs (Refer to the Test Circuit V_S = ±24V, R_L = 8Ω, G_V = 30dB; R_g = 50Ω;
T_amb = 25°C, f = 1 kHz; unless otherwise specified).
Symbol
Parameter
Test Condition
V_S Supply Range
I_q
Quiescent Current
I_b
Input Bias Current
V_OS Input Offset Voltage
I_OS Input Offset Current
P_O RMS Continuous Output
Power
d = 05%
V_S = ± 24V, R_L = 8Ω;
V_S = ± 21V, R_L = 6Ω;
V_S = ± 18V, R_L = 4Ω;
Music Power (RMS)
∆t = 1s (*)
d = 10%
V_S = ± 29V, R_L = 8Ω;
V_S = ± 24V, R_L = 6Ω;
V_S = ± 22V, R_L = 4Ω;
d
Total Harmonic Distortion (**) P_O = 5W; f = 1kHz
P_O = 0.1 to 20W; f = 20Hz to 20kHz
V_S = ± 18V, R_L = 4Ω;
P_O = 5W; f = 1kHz
P_O = 0.1 to 20W; f = 20Hz to 20kHz
SR Slew Rate
G_V Open Loop Voltage Gain
G_V Closed Loop Voltage Gain (1)
e_N Total Input Noise
A = curve
f = 20Hz to 20kHz
f_{L ,}f_H frequency response (-3dB)
P_O =1W
R_i Input Resistance
SVR Supply Voltage Rejection
f = 100Hz; V_ripple = 0.5Vrms
T_S Thermal Shutdown
STAND-BY FUNCTION (Ref: -Vs or GND)
V_{ST on} Stand-by on Threshold
V_{ST off} Stand-by off Threshold
ATT_st-by Stand-by Attenuation
I_{q st-by} Quiescent Current @ Stand-by
MUTE FUNCTION (Ref: -Vs ro GND)
V_Mon Mute on Threshold
V_Moff Mute off Threshold
ATT_mute Mute AttenuatIon
Min.
±10
20
-10
-100
27
27
27
7
24
100
60
3.5
70
3.5
60
Typ.
30
Max.
±35
65
500
10
100
30
30
30
60
60
60
0.005
0.1
0.01
0.1
10
80
30
40
1
2
5
20Hz to 20kHz
75
145
1.5
90
1
3
1.5
80
Unit
V
mA
nA
mV
nA
W
W
W
W
W
W
%
%
%
V/µs
dB
dB
µV
µV
kΩ
dB
°C
V
V
dB
mA
V
V
dB
Note (*):
MUSIC POWER is the maximal power which the amplifier is capable of producing across the rated load resistance (regardless of non linearity)
1 sec after the application of a sinusoidal input signal of frequency 1KHz.
Note (**): Tested with optimized Application Board (see fig.5)
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