November 1982
5
Philips Semiconductors
Product specification
5 W audio power amplifier
TDA2611A
D.C. CHARACTERISTICS
A.C. CHARACTERISTICS
T
amb
=
25
°
C; V
P
=
18 V; R
L
=
8
Ω
; f
=
1 kHz unless otherwise specified; see also Fig. 3
Note
1. Input impedance can be increased by applying C and R between pins 5 and 9 (see also Figures 6 and 7).
Supply voltage range
V
P
6 to 35 V
Repetitive peak output current
I
ORM
<
1,5 A
Total quiescent current at V
P
=
18 V
I
tot
typ.
25 mA
A.F. output power at d
tot
=
10%
V
P
=
18 V; R
L
=
8
Ω
P
o
>
4 W
typ.
4,5 W
V
P
=
12 V; R
L
=
8
Ω
P
o
typ.
1,7 W
V
P
=
8,3 V; R
L
=
8
Ω
P
o
typ.
0,65 W
V
P
=
20 V; R
L
=
8
Ω
P
o
typ.
6 W
V
P
=
25 V; R
L
=
15
Ω
P
o
typ.
5 W
Total harmonic distortion at P
o
=
2 W
d
tot
typ.
0,3 %
<
1 %
Frequency response
>
15 kHz
Input impedance
|
Z
i
|
typ.
45 k
Ω
(1)
Noise output voltage at R
S
=
5 k
Ω
; B
=
60 Hz to 15 kHz
V
n
typ.
0,2 mV
<
0,5 mV
Sensitivity for P
o
=
2,5 W
V
i
typ.
55 mV
44 to 66 mV
