TDA7389A datasheet(6/14 Pages) STMICROELECTRONICS

6 / 14 page

Electrical specifications

TDA7389A

6/14

Electrical specifications

2.1

Absolute maximum ratings

2.2

Thermal data

2.3

Electrical characteristics

Table 2.

Absolute maximum ratings

Symbol

Parameter

Value

Unit

Operating supply voltage

VS (DC)

DC supply voltage

VS (pk)

Peak supply voltage (t = 50ms)

Output peak current:

Repetitive (duty cycle 10% at f = 10Hz)

Non repetitive (t = 100

μs)

4.5

5.5

Ptot

Power dissipation, (Tcase = 70°C)

Junction temperature

150

°C

Tstg

Storage temperature

– 55 to 150

°C

Table 3.

Thermal data

Symbol

Parameter

Value

Unit

Rth j-amb

Thermal resistance junction to ambient

max.

°C/W

Table 4.

Electrical characteristics

(VS = 14.4V; f = 1KHz; Rg = 600Ω; RL = 4Ω; Tamb = 25°C; Refer to the test and application

diagram (Figure 14), unless otherwise specified.)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Iq1

Quiescent current

RL = ∞

150

350

VOS

Output offset voltage

Play Mode

±80

dVOS

During mute on/off output

offset voltagef

ITU R-ARM weighted

see Figure 13

-10

During st-by on/off output

offset voltage

-50

Voltage gain

ΔG

Channel gain unbalance

±1

Output power

THD = 10%; VS = 14.4V

Po max

Max.output power(1)

VS = 14.4V

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