Electrical specifications

TDA7389A

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2

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

18

V

DC supply voltage

28

V

Peak supply voltage (t = 50ms)

50

V

Output peak current:

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

Non repetitive (t = 100

μs)

4.5

5.5

A

80

W

Junction temperature

150

°C

Storage temperature

– 55 to 150

°C

Table 3.

Thermal data

Symbol

Parameter

Value

Unit

Thermal resistance junction to ambient

max.

1

°C/W

Table 4.

Electrical characteristics

diagram (Figure 14), unless otherwise specified.)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Quiescent current

150

350

mA

Output offset voltage

Play Mode

±80

mV

During mute on/off output

offset voltagef

ITU R-ARM weighted

see Figure 13

-10

10

mV

During st-by on/off output

offset voltage

-50

50

Voltage gain

25

26

27

dB

ΔG

v

Channel gain unbalance

±1

dB

Output power

26

28

W

41

45

W