TDA2005

Electrical specifications

Doc ID 1451 Rev 6

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Figure 4.

PC board and components layout of Figure 3

2.3.1

Electrical characteristics (bridge application)

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

otherwise specified.

Table 4.

Electrical characteristics (bridge application)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

VS

Supply voltage

-

8

-

18

V

Vos

Output offset voltage

(between pin 8 and pin 10)

VS = 14.4 V

VS = 13.2 V

--

150

150

mV

mV

Id

Total quiescent drain current

VS = 14.4 V; RL = 4 

VS = 13.2 V; RL = 3.2 

-

75

70

150

150

mA

mA

Po

Output power

f = 1 kHz, THD = 10 %

VS = 14.4 V; RL = 4 

VS = 14.4 V; RL = 3.2 

VS = 13.2 V; RL = 3.2 

18

20

17

20

22

19

-W

THD

Total harmonic distortion

f = 1 kHz; VS = 14.4 V;

RL = 4 ;Po = 50 mW to 15 W;

--

1

%

f = 1 kHz; VS = 13.2 V;

RL = 3.2 ;Po = 50m W to

13 W;

--

1

%

Vi

Input sensitivity

f = 1 kHz

RL = 4 ;Po = 2 W;

RL = 3.2 ;Po = 2 W

-9

8

-mW

Ri

Input resistance

f = 1 kHz

70

-

-

k



fL

Low frequency roll off (-3 dB)

RL = 3.2 

--

40

Hz

fH

High frequency roll off (-3 dB)

RL = 3.2 

20

-

-

KHz

Gv

Closed loop voltage gain

f = 1 kHz

-

50

-

dB

eN

Total Input noise voltage

Rg = 10 

(1)

-3

10

V

SVR

Supply voltage rejection

Vripple = 0.5 V; fripple =100 Hz

Rg = 10 k; C4 = 10 F

45

55

-

dB