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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
> 4W
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 kΩ
(1)
Noise output voltage at R
S
= 5 kΩ; 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