Philips Semiconductors
2 to 6 W audio power amplifier
Product specification
TDA1011
D.C. CHARACTERISTICS
Supply voltage range
Repetitive peak output current
Total quiescent current at VP = 12 V
VP
IORM
Itot
3,6 to 20 V
<
2A
typ. 14 mA
<
22 mA
A.C. CHARACTERISTICS
Tamb = 25 °C; VP = 12 V; RL = 4 Ω; f = 1 kHz unless otherwise specified; see also Fig.3.
A.F. output power at dtot = 10% (note 1)
with bootstrap:
VP = 16 V; RL = 4 Ω
VP = 12 V; RL = 4 Ω
Po
typ. 6,5 W
>
3,6 W
Po
typ. 4,2 W
VP = 9 V; RL = 4 Ω
VP = 6 V; RL = 4 Ω
without bootstrap:
Po
typ. 2,3 W
Po
typ. 1,0 W
VP = 12 V; RL = 4 Ω
Voltage gain:
Po
typ. 3,0 W
preamplifier (note 2)
typ. 23 dB
Gv1
21 to 25 dB
power amplifier
typ. 29 dB
Gv2
27 to 31 dB
total amplifier
typ. 52 dB
Gv tot
50 to 54 dB
Total harmonic distortion at Po = 1,5 W
typ. 0,3 %
dtot
<
1%
Frequency response; −3 dB (note 3)
B
60 Hz to 15 kHz
Input impedance:
preamplifier (note 4)
power amplifier
Output impedance preamplifier
Output voltage preamplifier (r.m.s. value)
>
|Zi1| typ.
|Zi2| typ.
|Zo1| typ.
100 kΩ
200 kΩ
20 kΩ
1 kΩ
dtot < 1% (note 2)
Noise output voltage (r.m.s. value; note 5)
Vo(rms) >
0,7 V
RS = 0 Ω
RS = 10 kΩ
Vn(rms) typ.
Vn(rms) typ.
<
0,2 mV
0,6 mV
1,4 mV
Noise output voltage at f = 500 kHz (r.m.s. value)
B = 5 kHz; RS = 0 Ω
Vn(rms) typ.
8 µV
November 1982
5