Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Supply Voltage

18

V

Output Offset Voltage

150

mV

Total Quiescent Current

Ω

65

120

mA

Output Power

f = 1kHz; d = 10%

Ω

Ω

18

10

20

12

W

W

d

Distortion

Ω

f = 1kHz

0.1

0.5

%

Ω

f = 1kHz

0.05

0.5

%

GV

Voltage Gain

f = 1KHz

39.5

40

40.5

dB

SVR

Supply Voltage Rejection

f = 100Hz

Ω

35

40

dB

Total Input Noise

Ω

(*)

(**)

2

310

µV

µV

η

Efficiency

Ω

f = 1KHz

65

%

Stand-by Current

200

µA

Input Resistance

f = 1kHz

70

k

Ω

Input Sensitivity

Ω

28

mV

Low Frequency Roll Off

(–3dB)

Po = 15W;

Ω

30

Hz

High Frequency Roll Off

(–3dB)

Po = 15W;

RL = 4

Ω

25

kHz

Stand-by Attenuation

70

90

dB

1

V

(*) B= Curve A

(**) B = 22Hz to 22 KHz

Figure2: P.C. Board and Components layout of the Circuit of Fig. 1.(1:1scale)

TDA7240A

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