Philips Semiconductors
4 x 11 W single-ended or 2 x 22 W power
amplifier
Product specification
TDA1554Q
AC CHARACTERISTICS
VP = 14.4 V; RL = 4 Ω; f = 1 kHz; Tamb = 25 °C; measurements taken using Fig.3 for stereo BTL application and Fig.4 for
quad single-ended application unless otherwise specified
PARAMETER
CONDITIONS SYMBOL MIN.
TYP.
MAX.
UNIT
Stereo BTL application
Output power
Output power at VP = 13.2 V
Total harmonic distortion
Power bandwidth
Low frequency roll-off
High frequency roll-off
Closed loop voltage gain
Supply voltage ripple rejection
ON
mute
stand-by
Input impedance
Noise output voltage
(RMS value)
ON
ON
mute
Channel separation
Channel unbalance
THD = 0.5%
Po
15
THD = 10%
Po
20
THD = 0.5%
Po
−
THD = 10%
Po
−
Po = 1 W
THD
−
THD = 0.5%
Po = −1 dB
w.r.t. 15 W
Bw
−
note 3
−1 dB
−1 dB
note 4
fL
−
fH
20
Gv
25
RR
48
RR
48
RR
80
|Zi|
25
RS = 0 Ω; note 5 Vno(rms) −
RS = 10 kΩ;
note 5
Vno(rms) −
notes 5 and 6
RS = 10 kΩ
Vno(rms) −
α
40
|∆Gv|
−
17
−
W
22
−
W
12
−
W
17
−
W
0.1
−
%
20 to
−
Hz
15 000
45
−
Hz
−
−
kHz
26
27
dB
−
−
dB
−
−
dB
−
−
dB
30
38
kΩ
70
−
µV
100
200
µV
60
−
µV
−
−
dB
−
1
dB
May 1992
6