TDA2005

Electrical specifications

Doc ID 1451 Rev 6

11/25

2.4.1

Electrical characteristics (stereo application)

Refer to the stereo application circuit Tamb = 25 °C; Gv = 50 dB; Rth(heatsink) = 4°C/W unless

otherwise specified

Table 7.

Electrical characteristics (stereo application)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

VS

Supply voltage

8

18

V

Vo

Quiescent offset voltage

VS = 14.4 V

VS = 13.2 V

6.6

6

7.2

6.6

7.8

7.2

V

V

Id

Total quiescent drain current

VS = 14.4 V

VS = 13.2 V

-

65

62

120

120

mA

mA

Po

Output power (each channel)

f = 1 kHz; THD = 10 %

VS = 14.4 V; RL = 4 

VS = 14.4 V; RL = 3.2 

VS = 14.4 V; RL = 2 

VS = 14.4 V; RL = 1.6 

6

7

9

10

6.5

8

10

11

-W

f = 1 kHz; THD = 10 %

VS = 13.2 V; RL =3.2 

VS = 13.2 V; RL = 1.6 

VS = 16 V; RL = 2 

6

9

6.5

10

12

-W

THD

Total harmonic distortion

f = 1 kHz; VS = 14.4 V;

RL = 4 ;Po = 50 mW to 4 W;

-

0.2

1%

f = 1 kHz; VS = 14.4 V;

RL = 2 ;Po = 50 mW to 6 W;

-

0.3

1%

f = 1 kHz; VS = 13.2 V;

RL = 3.2 ;Po = 50 mW to 3W;

-

0.2

1%

f = 1KHz; VS = 13.2V;

RL = 1.6;Po = 40mW to 6W;

-

0.3

1%

CT

Cross talk

VS = 14.4 V; Vo = 4 VRMS;

Rg = 5 k; RL = 4 ;

f = 1 kHz

f = 10 kHz

-

60

45

-

mW

mW

Vi

Input saturation voltage

-

300

-

mW

Vi

Input sensitivity

f = 1 kHz; Po = 1W;

RL = 4 ;

RL = 3.2;

-6

5.5

-mV

mV

Ri

Input resistance

f = 1 kHz

70

200

-

k



fL

Low frequency roll off (-3 dB)

RL = 2 

--

50

Hz

fH

High frequency roll off (-3 dB)

RL = 2 

15

-

-

kHz

Gv

Open loop voltage gain

f = 1 kHz

-

90

-

dB

Closed loop voltage gain

f = 1 kHz

48

50

51