tda8542at-n1 NXP Semiconductors, tda8542at-n1 Datasheet - Page 9

• Manufacturer Part Number: tda8542at-n1
• Description: 2 X 1.5 W Btl Audio Amplifier
• Manufacturer: NXP Semiconductors

Philips Semiconductors
BTL APPLICATION
1998 Mar 25
handbook, full pagewidth
handbook, halfpage
2
Pins 1, 10, 11 and 20 connected to ground.
RI = .
Gain left
Gain right
(mA)
I q
30
20
10
0
1.5 W BTL audio amplifier
0
=
=
2
2
Fig.4 I
R2
------- -
R1
R4
------- -
R3
4
q
1 F
1 F
as a function of V
V iL
V iR
8
10 k
10 k
R1
R3
R2
R4
12
47 F
50 k
50 k
C3
OUTR
16
CC
V CC (V)
BTL/SE
.
MODE
MGD890
INR
INR
INL
INL
SVR
20
Fig.3 BTL application.
17
16
14
15
5
4
6
TDA8542AT
19
2
9
GND
handbook, halfpage
12
9
f = 1 kHz, G
(1) V
(2) V
18
13
THD
(%)
10
10
3
8
10
CC
CC
1
1
2
10
OUTL
OUTL
OUTR
OUTR
MGM213
= 6 V, R
= 7.5 V, R
2
v
= 20 dB.
Fig.5 THD as a function of P
(1)
(2)
L
100 nF
= 8 .
L
= 16 .
10
R L
R L
1
100 F
V CC
1
Product specification
TDA8542AT
P o (W)
o
MGM214
.
10