Philips TDA1561Q - Manual (Page 18)

1997 Aug 14 18
Philips Semiconductors Preliminary specification
2
×
23 W high efficiency car radio power
amplifier
TDA1561Q
Fig.15 I
P
as a function of V
ms
(pin 3).
handbook, halfpage
0 2 8 6
off mute
VMODE (V)
IP
(mA)
160
0
40
80
120
4
MBH696
SE/BTL SE only
V
P
= 14.4 V; V
in
= 0 mV; R
I
= ∞ .
Fig.16 I
ms
as a function of V
ms
.
handbook, halfpage
0 2 8 6
VMODE (V)
IMODE
(
µ
A)
80
64
0
16
32
48
4
MBH697
Fig.17 Output power as a function of V
P
.
handbook, halfpage
8.4 10.8 18 15.6
(3)
(2)
(1)
VP (V)
Po
(W)
60
0
20
40
13.2
MBH698
Both channels driven.
(1) EIAJ.
(2) THD = 10%.
(3) THD = 1%.
Fig.18 THD + noise as a function of P
o
.
handbook, halfpage
10 2
10
1
10
− 1
10
− 2
MBH699
10
− 2 10
− 1 1
THD
+
N
(%)
10
Po (W)
10 2
(1)
(2)
(3)
(1) f = 10 kHz.
(2) f = 1 kHz.
(3) f = 100 Hz.