TDA7261 Datasheet, PDF (3/9 Pages) STMicroelectronics – 25W MONO AMPLIFIER WITH MUTE/ST-BY

TDA7261
ELECTRICAL CHARACTERISTICS (Refer to the test circuit, V_S + 20V; R_L = 8Ω; R_s =50Ω;
f = 1KHz; Tamb = 25°C, unless otherwise specified.)
Symbol
V_S
I_q
P_O
P_O
Parameter
Supply Range
Total Quiescent Current
Music Output Power (*)
Output Power
THD
Total Harmonic Distortion
SR
Slew Rate
G_V
Closed Loop Voltage Gain
∆G_V
Voltage Gain Matching
e_N
Total Input Noise
R_i
Input Resistance
SVR
Supply Voltage Rejection
T_j
Thermal Shut-down
Junction Temperature
MUTE FUNCTION [ref: +VS]
VT_MUTE Mute / Play Threshold
A_M
Mute Attenuation
STAND-BY FUNCTION [ref: +VS]
VT_ST-BY
A_ST-BY
Stand-by / Mute Threshold
Stand-by Attenuation
Iq ST-BY Quiescent Current @ Stand-by
Test Condition
THD = 10%; R_L = 8Ω ;
V_S + 28.5V;
THD = 10%
R_L = 8Ω ;
V_S + 16V; R_L = 4Ω
THD = 1%
R_L = 8Ω ;
V_S + 16V; R_L = 4Ω
R_L = 8Ω ; P_O = 1W; f = 1KHz
R_L = 8Ω ;
P_O = 0.1 to 15W;
f = 100Hz to 15KHz
R_L = 4Ω ; P_O = 1W; f = 1KHz
R_L = 4Ω ; V_S + 16V;
P_O = 0.1 to 12W;
f = 100Hz to 15KHz
A Curve
f = 20Hz to 22KHz
fr = 100Hz; Vripple = 0.5VRMS
Min.
+5
20
29
15
-7
60
-3.5
Typ. Max. Unit
+22.5 V
30
mA
32
W
25
W
25
W
20
W
20
W
0.02
%
0.5
%
0.03
%
1
%
10
V/µs
30
31
dB
0.2
dB
2.5
µV
3.5
8
µV
20
KΩ
60
dB
145
°C
-6
-5
V
90
dB
-2.5 -1.5
V
110
dB
3
mA
Note :
(*) FULL POWER up to. VS = ±22.5V with RL = 8Ω and VS = ±16V with RL = 4Ω
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.
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