Philips Semiconductors

TDA8944J

2 x 7 W stereo BTL audio amplifier

Product specification

Rev. 02 — 14 February 2000

7 of 21

9397 750 06861

© Philips Electronics N.V. 2000. All rights reserved.

9.

Limiting values

10. Thermal characteristics

11. Static characteristics

[1]

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

output voltage offset

(∆V

[2]

[3]

Table 5:

Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol

Parameter

Conditions

Min

Max

Unit

supply voltage

no signal

−0.3

+25

V

operating

−0.3

+18

V

input voltage

−0.3

V

repetitive peak output current

-

2

A

storage temperature

non-operating

−55

+150

°C

operating ambient temperature

−40

+85

°C

total power dissipation

-

18

W

supply voltage to guarantee short-circuit

protection

-15

V

Table 6:

Thermal characteristics

Symbol

Parameter

Conditions

Value

Unit

thermal resistance from junction to ambient

in free air

40

K/W

thermal resistance from junction to mounting base both channels driven

6.9

K/W

Table 7:

Static characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

supply voltage

operating

6

12

18

V

quiescent supply current

[1] -

2436mA

standby supply current

--10

µA

DC output voltage

[2] -6

-V

differential output voltage offset

-

-

200

mV

mode selection input voltage

operating mode

0

-

0.5

V

mute mode

3

-

V

standby mode

-

V

mode selection input current

--20

µA