TDA7850A

Electrical specifications

Doc ID 13998 Rev 5

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3

Electrical specifications

3.1

Absolute maximum ratings

3.2

Thermal data

3.3

Electrical characteristics

Refer to the test and application diagram, VS = 14.4 V; RL = 4 ; Rg = 600 ; f = 1 kHz;

Tamb = 25 °C; unless otherwise specified.

Table 2.

Absolute maximum ratings

Symbol

Parameter

Value

Unit

VS

Operating supply voltage

18

V

VS (DC)

DC supply voltage

28

V

VS (pk)

Peak supply voltage (for t = 50 ms)

50

V

IO

Output peak current

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

non repetitive (t = 100

s)

9

10

A

A

Ptot

Power dissipation Tcase = 70 °C

80

W

Tj

Junction temperature

150

°C

Tstg

Storage temperature

-55 to 150

°C

Table 3.

Thermal data

Symbol

Parameter

Value

Unit

Rth j-case Thermal resistance junction-to-case

Max.

1

°C/W

Table 4.

Electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Iq1

Quiescent current

RL = 

100

180

280

mA

VOS

Output offset voltage

Play mode - Mute mode

-

-

±50

mV

dVOS

During mute ON/OFF output

offset voltage

ITU R-ARM weighted

see Figure 18

-10

-

+10

mV

During St-By ON/OFF output

offset voltage

-10

-

+10

mV

Gv

Voltage gain

-

25

26

27

dB

dGv

Channel gain unbalance

-

-

-

±1

dB