tda8542at-n1 NXP Semiconductors, tda8542at-n1 Datasheet - Page 12

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

Philips Semiconductors
SE APPLICATION
1998 Mar 25
handbook, full pagewidth
handbook, halfpage
2
Pins 1, 10, 11 and 20 connected to ground.
f = 1 kHz, G
(1) V
(2) V
(3) V
Gain left
Gain right
THD
10
10
(%)
10
CC
CC
CC
1.5 W BTL audio amplifier
10
1
1
2
= 7.5 V, R
= 9 V, R
= 12 V, R
=
2
=
v
R2
------- -
R1
Fig.15 THD as a function of P
= 20 dB.
R4
------- -
R3
L
L
= 8 .
L
= 16 .
= 4 .
10
1 F
1 F
1
V iL
V iR
(1)
(2)
(3)
10 k
10 k
R1
R3
R2
R4
47 F
100 k
100 k
1
C3
OUTR
P o (W)
BTL/SE
Fig.14 Single-ended application.
o
MGD899
MODE
.
INR
INR
INL
INL
SVR
10
17
16
14
15
5
4
6
TDA8542AT
19
2
12
GND
handbook, halfpage
12
9
P
(1) V
(2) V
(3) V
o
THD
= 0.5 W, G
18
13
10
10
(%)
8
3
10
CC
CC
CC
1
1
2
10
Fig.16 THD as a function of frequency.
OUTL
OUTR
OUTR
MGM216
OUTL
= 7.5 V, R
= 9 V, R
= 12 V, R
v
= 20 dB.
L
L
100 nF
= 8 .
L
10
= 16 .
= 4 .
2
(1)
(2)
(3)
470 F
470 F
C4
C5
10
3
100 F
R L = 8
R L = 8
V CC
Product specification
TDA8542AT
10
4
f (Hz)
MGD900
10
5