1997 Aug 14
19
Philips Semiconductors
Preliminary specification
2
×
23 W high efficiency car radio power
amplifier
TDA1561Q
Fig.19 THD + noise as a function of frequency.
handbook, halfpage
10
1
10
−
1
10
−
2
MBH700
10
10
2
10
3
10
4
f (Hz)
THD
+
N
(%)
10
5
(1)
(2)
(1) P
o
= 10 W.
(2) P
o
= 1 W.
Fig.20 Power bandwidth at THD = 1%.
handbook, halfpage
16
18
20
14
12
10
MBH701
10
10
2
10
3
10
4
f (Hz)
Bp
(W)
10
5
(1)
(2)
(1) For OUT2.
(2) For OUT1.
Fig.21 Gain as a function of frequency.
handbook, halfpage
32
34
36
30
28
26
MBH702
10
10
2
10
3
10
4
f (Hz)
Gv
(dB)
10
6
10
5
V
in
= 50 mV.
Fig.22 SVRR as a function of frequency.
handbook, halfpage
−
120
−
100
−
80
−
60
−
40
−
20
MBH703
10
10
2
10
3
10
4
f (Hz)
SVRR
(dB)
10
5
on
mute
off
V
ripple(p-p)
= 2 V.
