1997 Jun 12

6

Philips Semiconductors

Product specification

2 W BTL audio amplifier

TDA8543

DC CHARACTERISTICS

Notes

1. With a load connected at the outputs the quiescent current will increase, the maximum of this increase being equal

2. The DC output voltage with respect to ground is approximately 0.5

AC CHARACTERISTICS

specified.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

supply voltage

operating

2.2

5

18

V

quiescent current

−

812

mA

standby current

−−

10

µA

DC output voltage

note 2

−

2.2

−

V

V

−−

50

mV

input bias current

−−

500

nA

input voltage mode select

operating

0

−

0.5

V

mute

1.5

−

standby

V

input current mode select

−−

20

µA

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

output power

THD = 10%;

1

1.2

−

W

2.2

−

W

2.0

−

W

THD = 0.5%;

0.6

0.9

−

W

1.7

−

W

1.4

−

W

THD

total harmonic distortion

−

0.15

0.3

%

closed loop voltage gain

note 1

6

−

30

dB

differential input impedance

−

100

−

k

Ω

noise output voltage

note 2

−−

100

µV

SVRR

supply voltage ripple rejection

note 3

50

−−

dB

note 4

40

−−

dB

output voltage in mute condition note 5

−−

200

µV