Philips TDA8542 - Manual (Page 11)

1998 Apr 01 11
Philips Semiconductors Product specification
2
×
1 W BTL audio amplifier TDA8542
Fig.10 Worst case power dissipation as a function
of V
CC
.
handbook, halfpage
0
3
(1) (2)
2
VCC (V)
1
0
4 8 12
MGD896
P
(W)
(1) R
L
= 8
Ω
.
(2) R
L
= 16
Ω
.
Fig.11 P
dis
as a function of P
o
.
Sine wave of 1 kHz.
(1) V
CC
= 9 V, R
L
= 16 Ω .
(2) V
CC
= 5 V, R
L
= 8 Ω .
handbook, halfpage
0
3
2
(1)
(2)
1
0
0.5 2.5 1 1.5 2
Po (W)
MGD897
P
(W)
Fig.12 V
o
as a function of V
ms
.
Band-pass = 22 Hz to 22 kHz.
(1) V
CC
= 3 V.
(2) V
CC
= 5 V.
(3) V
CC
= 12 V.
handbook, halfpage
1
10
10
− 2
10
− 1
10
− 3
10
− 4
10
− 6
10
− 5
MGD898
10
− 1 1
Vo
(V)
Vms (V)
10 10 2
(1) (2) (3)
Fig.13 V
ms
as a function of V
P
.
handbook, halfpage
0 4 8
Vms
(V)
16
16
12
4
0
8
12
VP (V)
MGL070
operating
mute
standby