TDA7498L

Electrical specifications

Doc ID 16504 Rev 3

9/27

3.4

Electrical specifications

Unless otherwise stated, the results in Table 6 below are given for the conditions:

Tamb = 25 °C.

Table 6.

Electrical specifications

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Total quiescent current

No LC filter, no load

-

40

60

mA

Quiescent current in standby

-

-

1

10

µA

Output offset voltage

Play mode

-100

-

100

mV

Mute mode

-60

-

60

Overcurrent protection threshold

5.0

6.0

-

A

Junction temperature at thermal

shutdown

-

-

150

-

°C

Input resistance

Differential input

48

60

-

k

Ω

Overvoltage protection threshold -

42

43

-

V

Undervoltage protection

threshold

-

--8

V

Power transistor on resistance

High side

-

0.2

-

Ω

Low side

-

0.2

-

Output power

THD = 10%

-

80

-

W

THD = 1%

-

65

-

Output power

-65

-

W

Dissipated power

THD = 10%

-16

-

W

η

Efficiency

-

90

-

%

THD

Total harmonic distortion

-

0.1

-

%

Closed-loop gain

GAIN0 = L, GAIN1 = L

24.6

25.6

26.6

dB

GAIN0 = L, GAIN1 = H

30.6

31.6

32.6

GAIN0 = H, GAIN1 = L

34.1

35.1

36.1

GAIN0 = H, GAIN1 = H

36.6

37.6

38.6

Gain matching

-

-1

-

1

dB

CT

Crosstalk

5070-

dB

eN

Total input noise

-

15

-

µV

f = 22 Hz to 22 kHz

-

25

50

SVRR

Supply voltage rejection ratio

fr = 100 Hz, Vr = 0.5 Vpp,

-70

-

dB

Rise and fall times

-

-

50

-

ns