Datasheet

THERMAL DATA
Symbol Description Value Unit
R
th j-case
Thermal Resistance Junction-case Max 1.5
°
C/W
ELECTRICAL CHARACTERISTICS (Refer to the Test Circuit V
S
= ±30V, R
L
= 8Ω, G
V
= 30dB;
R
g
= 50 Ω; T
amb
= 25°C, f = 1 kHz; unless otherwise specified.
Symbol Parameter Test Condition Min. Typ. Max. Unit
V
S
Operating Supply Range
±
10
±
40 V
I
q
Quiescent Current 20 30 65 mA
I
b
Input Bias Current 500 nA
V
OS
Input Offset Voltage +10 mV
I
OS
Input Offset Current +100 nA
P
O
RMS Continuous Output Power d = 0.5%:
V
S
=
±
30V, R
L
= 8
Ω
V
S
=
±
26V, R
L
= 6
Ω
ς
S
=
±
22V, R
L
= 4
Ω
45
45
45
50
50
50
W
W
W
Music Power (RMS) (*)
∆
t = 1s
d = 10%;
R
L
= 8
Ω
; V
S
=
±
34V
(***) R
L
= 4
Ω
; V
S
=
±
26V
80
80
W
W
d Total Harmonic Distortion (**) P
O
= 5W; f = 1kHz
P
O
= 0.1 to 30W; f = 20Hz to 20kHz
0.005
0.1
%
%
V
S
=
±
22V, R
L
= 4
Ω:
P
O
= 5W; f = 1kHz
P
O
= 0.1 to 30W; f = 20Hz to 20kHz
0.01
0.1
%
%
SR Slew Rate 7 10 V/
µ
s
G
V
Open Loop Voltage Gain 80 dB
G
V
Closed Loop Voltage Gain 24 30 40 dB
e
N
Total Input Noise A = curve
f = 20Hz to 20kHz
1
25
µ
V
µ
V
f
L
, f
H
Frequency Response (-3dB) P
O
= 1W 20Hz to 20kHz
R
i
Input Resistance 100 k
Ω
SVR Supply Voltage Rejection f = 100Hz; V
ripple
= 0.5Vrms 60 75 dB
T
S
Thermal Shutdown 145
°
C
STAND-BY FUNCTION (Ref: -V
S
or GND)
V
ST on
Stand-by on Threshold 1.5 V
V
ST off
Stand-by off Threshold 3.5 V
ATT
st-by
Stand-by Attenuation 70 90 dB
I
q st-by
Quiescent Current @ Stand-by 1 3 mA
MUTE FUNCTION (Ref: -V
S
or GND)
V
Mon
Mute on Threshold 1.5 V
V
Moff
Mute off Threshold 3.5 V
ATT
mute
Mute AttenuatIon 60 80 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. 2)
Note (***):
Limited by the max. allowable out current
TDA7295
3/13