Philips Semiconductors
2 x 12 W hi-fi audio power amplifier
Product specification
TDA1521
TDA1521Q
CHARACTERISTICS
PARAMETER
CONDITIONS
SYMBOL
Supply voltage range
operating mode
VP
input mute mode
VP
Repetitive peak
output current
IORM
Operating mode: symmetrical power supply; test circuit as per Fig.12;
VP = ± 16 V; RL = 8 Ω; Tamb = 25 °C; f = 1 kHz
Total quiescent current
without RL
Itot
Output power
THD = 0,5%
PO
THD = 10%
PO
Total harmonic
distortion
Power bandwidth
PO = 6 W
THD = 0,5%
THD
note 1
B
Voltage gain
GV
Gain balance
∆GV
Noise output voltage
(r.m.s, value);
unweighted (20 Hz to 20 kHz)
Input impedance
Ripple rejection
RS = 2 kΩ
note 2
Vno(rms)
|Zi
SVRR
Channel separation
Input bias current
DC output offset
RS = 0 Ω
α
Iib
with respect
voltage
to ground
VOFF
Input mute mode: symmetrical power supply; test circuit as per Fig.12;
VP = ± 4V; RL = 8 Ω; Tamb = 25 °C; f = 1 kHz
Total quiescent current
without RL
Itot
Output voltage
Vi = 600 mV
Vout
Noise output voltage
(r.m.s. value);
unweighted (20 Hz to 20 kHz)
Ripple rejection
RS = 2 kΩ
note 2
Vno(rms)
SVRR
DC output offset
with respect
voltage
to ground
VOFF
MIN.
TYP. MAX. UNIT
± 7,5
± 2,0
± 16,0 ± 21,0 V
−
± 5,8 V
2,2
−
−
A
18
40
70
mA
10
12
−
W
12
15
−
W
−
0,15
0,2
%
20 to
20k
Hz
29
30
31
dB
−
0,2
1,0
dB
−
70
140
µV
14
20
26
kΩ
40
60
−
dB
46
70
−
dB
−
0,3
−
µA
−
30
200
mV
9
30
40
mA
−
0,6
1,8
mV
−
70
140
µV
35
55
−
dB
−
40
200
mV
July 1994
6